FewerJobs.
Employers

Employer profile

Twenty

27 open roles indexed with location, benefit, and apply-link signals where available.

Employer site ATS: ashby Top-startup signal

Open roles

Showing the most recent indexed roles for this employer.

Search all matching jobs

  • Senior Accountant

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Senior Accountant Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY We are seeking an Accounting professional to join our growing Finance and Operations team as the first full-time Accounting hire. This role is central to our core business operations, focused on establishing and managing efficient and audit-ready financial processes. You will own the foundational financial workflows essential for a high-growth software company, managing today's business requirements while anticipating the requirements for scale. AI-native tools will factor heavily into how you build the function. This role will be of high interest to candidates with Big 4 (or equivalent) audit experience, high-growth startup accounting experience, and a passion for or interest in the defense technology and cybersecurity industries. You thrive in unstructured environments, and you enjoy the vast opportunity space to improve operations and create scalable systems. WHAT YOU'LL DO (CORE RESPONSIBILITIES) - Own Accounting and Financial Operations:

  • Staff Data Engineer

    New York, NY | OnSite

    onsite Salary not disclosed

    Staff Data Engineer New York, NY | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You will own the data infrastructure that powers Twenty's cyber operations applications and capabilities. This role is about building a durable, high-performance data lake and the pipelines, schemas, and query patterns that make petabyte-scale datasets usable and economical. You'll partner closely with engineers and intelligence analysts to turn messy, high-volume operational data into reliable, well-modeled systems that drive real missions. You'll also lead technical initiatives and mentor other engineers as we scale what we can support and ship. WHO YOU ARE - You think in systems: data modeling, storage formats, compute engines, and access patterns all have to fit together. - You're opinionated about schema and index design, and you can explain tradeoffs clearly. - You default to measurable reliability: data quality, lineage, repeatability, and operational excellence. - You're comfortable working with ambiguous datasets

  • Applied AI Engineer

    Washington DC | OnSite

    onsite Salary not disclosed

    Applied AI Engineer Washington DC | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll build and ship language-model-powered systems that strengthen Twenty's mission-critical cyber capabilities for U.S. national security. You'll own the end-to-end workflow-from curating specialized datasets and post-training models to deploying reliable inference and retrieval systems in production. You'll partner closely with product and engineering to translate real operational needs into high-performing AI features, operating across cloud and on-premises environments where speed, correctness, and security matter. WHO YOU ARE - You're motivated by real-world outcomes and want your work to directly impact national security missions. - You care about rigor: clean data, measurable evaluation, and repeatable experiments beat demos. - You balance research curiosity with product instincts-you ship, observe, iterate, and harden. - You're comfortable working across cloud and on-premises constraints and adapting to the environment. - You communicate clearly with engineers and non-ML partners, and you

  • Forward Deployed Site Reliability Engineer (TS/SCI Required)

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Forward Deployed Site Reliability Engineer (TS/SCI Required) Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll be our eyes, ears, and hands on the ground at a government customer site, ensuring the reliability and performance of Twenty's mission-critical platform running in a restricted, air-gapped AWS environment. This role sits at the intersection of deep technical ownership and customer-facing engineering: you'll define how we measure reliability, lead incident response in a constrained environment, and serve as the primary technical link between what's happening on-site and the engineering team back in Arlington. You'll work closely with the DevSecOps engineer to ensure the platform operates within government security and compliance requirements, and with product engineers to translate operational reality into actionable feedback. You'll report directly to the VP of Engineering. If you thrive operating with autonomy in high-stakes environments and find satisfaction in making complex systems provably reliable, this

  • Controller

    New York, NY | OnSite | Washington DC

    onsite Salary not disclosed

    Controller New York, NY | OnSite | Washington DC ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY As our first Controller, you will be the foundational leader of our accounting department. This is a "player-coach" role designed for someone who wants to architect a sophisticated, high-velocity finance function from the ground floor. You will lead the development of our internal systems, controls, and automated workflows, ensuring we are navigating hypergrowth optimally. A key part of this role involves collaborating with and overseeing our external partners to ensure our financial engine is running at peak efficiency. You will anticipate the requirements for scale and leverage AI-native tools to build a modern, lean, and highly accurate department. WHAT YOU'LL OWN (CORE RESPONSIBILITIES) - Own Accounting and Financial Operations: Lead all accounting functions, from annual to day-to-day workflows, ensuring accuracy, efficiency, and timeliness. You will own the procure-to-pay lifecycle. - Build for Scalability:

  • Mission Architect

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Mission Architect Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY The Mission Architect is the senior domain expert embedded on a product team to ensure what gets built matches how users actually work. You will turn real operational workflows, constraints, and edge cases into clear product requirements, testable acceptance criteria, and high-fidelity user experiences. You will partner closely with Product Managers, engineers, designers, and researchers to keep product decisions grounded in reality. This role is for someone who has deep credibility in their field and wants to shape software that materially improves outcomes for practitioners. WHO YOU ARE - You bring real credibility in your domain and instinctively separate what sounds good in theory from what works in practice. - You care deeply about building products that hold up under real operational pressure, not just in ideal test conditions. - You are comfortable working through ambiguity

  • Senior Forward Deployed Analyst

    Augusta, GA | Hybrid | Remote

    hybrid Salary not disclosed

    Senior Forward Deployed Analyst Augusta, GA | Hybrid | Remote ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. SENIOR FORWARD DEPLOYED ANALYST Twenty is seeking a Senior Forward Deployed Analyst in the Augusta, GA area to serve as the subject matter expert (SME) bridging the gap between our revolutionary cyber technologies and real-world operational requirements. We're looking for someone with 10+ years of experience in cyber operations and intelligence analysis, with deep expertise in Digital Network Exploitation and Analysis (DNEA) and/or Exploitation Analyst (EA) operations within the U.S. Government military or intelligence organizations. In this role, you'll be the technical voice of the operator, working directly with our world-class engineering team to ensure our AI-powered graph database applications meet the complex demands of modern cyber operations. You'll translate operational requirements into technical specifications, validate that our systems enhance rather than hinder operator decision-making, and serve as the critical link between the battlefield

  • Talent Acquisition Coordinator

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Talent Acquisition Coordinator Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY Twenty is hiring a Talent Acquisition Coordinator to run the operating system behind hiring-interview logistics, candidate communications, ATS integrity, and the day-to-day talent ops work that keeps pipelines moving. You'll own scheduling at high speed and high accuracy, and you'll help the team operate with better data: clean stages, reliable reporting, and tight process SLAs. You'll also be expected to use AI thinking and lightweight automation to scale yourself-reducing manual work, catching errors before they land, and improving consistency. When scheduling demand dips, you'll shift into applicant review and light sourcing to support priority roles. WHO YOU ARE - You treat talent operations like a system: clear handoffs, quality checks, and measurable outcomes. - You're candidate-first: crisp updates, fast responses, and no ambiguity about “what's next.” - You have a high bar for precision-time zones,

  • DevOps Engineer

    Arlington, VA | OnSite

    onsite Salary not disclosed

    DevOps Engineer Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY We are seeking a DevOps Engineer / Software Engineer - Infrastructure for an in-office position in our Arlington, VA office focused on infrastructure and reliability to help design, build, and operate our application platform. This position is at the crossroads of software engineering, operations, and security. You will own core AWS infrastructure, drive observability and reliability improvements, and collaborate closely with product and backend teams. Common backgrounds for this role include DevOps Engineer, SRE, Platform Engineer, or Backend Engineer (Infrastructure). WHAT YOU'LL DO - Design, build, and operate AWS-based infrastructure. - Implement and maintain Infrastructure-as-Code for single-tenant and multi-tenant environments using Terraform. - Build and maintain deployment and environment automation (Ansible or similar). - Own and evolve CI/CD pipelines. - Design, implement, and refine observability: metrics, logs, traces, dashboards, and alerting. - Partner with application teams

  • Staff Frontend SWE

    Washington DC | OnSite

    onsite Salary not disclosed

    Staff Frontend SWE Washington DC | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll own the frontend architecture for mission-critical operator experiences-building high-performance interfaces that visualize complex cyber operation data in real time. You'll lead technical direction for UI systems, set the bar for engineering quality, and mentor engineers to move faster with confidence. You'll partner closely with backend, product, design, and operational stakeholders to ship capabilities that must work reliably in both cloud and on-premises environments. You'll be embedded in a cross-functional team building capabilities that go directly into operational use - small team, tight feedback loops, real consequences. WHO YOU ARE - You care about building software that has real-world impact in high-stakes environments. - You lead with high standards and high support-clear feedback, strong mentorship, calm execution. - You think in systems: performance, reliability, accessibility, and maintainability are first-class concerns. - You make good tradeoffs

  • Principal Offensive Cyber Research Engineer

    Washington DC | OnSite

    onsite Salary not disclosed

    Principal Offensive Cyber Research Engineer Washington DC | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You will serve as the preeminent technical authority for Twenty's offensive cyber research program-setting the long-term vision, raising the bar on technical execution, and driving breakthroughs in adversary emulation and attack automation. Your work will shape how we build and standardize offensive capabilities that support real-world national security outcomes. You'll partner closely with engineering, product, and operations leaders, and you'll regularly advise executive leadership and government stakeholders on strategy, technical risk, and capability evolution. WHO YOU ARE - You're motivated by mission-driven work that helps defend democracies in the cyber domain. - You set a high technical bar and raise it-through clear standards, strong reviews, and hands-on mentorship. - You're calm under pressure and comfortable making high-stakes decisions with incomplete information. - You think in systems: tradeoffs, second-order effects, operational constraints, and long-term

  • Staff Backend Engineer

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Staff Backend Engineer Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll design and build backend systems that turn real-time operational data into mission-critical capabilities. This role owns core services that need to be fast, reliable, and secure-operating across cloud and on-prem environments. You'll make high-leverage architecture decisions, drive technical execution, and raise the bar through mentorship and engineering standards. You'll partner closely with product, operations, and frontend teams to ship systems that work under real-world constraints. WHO YOU ARE - You're motivated by high-stakes, real-world outcomes-especially in national security and cyber operations. - You take ownership: you push projects from ambiguous problem to shipped, measured capability. - You bring calm, high-judgment leadership during incidents, tradeoff discussions, and tight timelines. - You hold a high bar for reliability, security, and maintainability-and you help others meet it. - You communicate clearly with both technical and non-technical partners.

  • Technical Recruiter - Early Talent

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Technical Recruiter - Early Talent Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY Twenty is hiring a Technical Recruiter to build, run and own our early career recruiting engine-campus strategy, relationships, events, and a repeatable process that converts top students and new grads into hires. You'll also run full life cycle recruiting for SWE roles with a sourcing-first mindset and a high bar for signal, speed, and candidate experience. You'll bring structure where it doesn't exist yet: clear funnels, measurable targets, and programs that improve every cycle. You'll partner closely with engineering leaders to define needs, build pipelines, and close candidates with clarity and momentum. WHO YOU ARE - You have a sourcing-first mindset: you don't wait for inbound, and you're great at hunting technical talent and turning cold outreach into real pipelines. - You use AI and lightweight automation to scale yourself and reduce manual

  • Forward Deployed Site Reliability Engineer

    Fort Meade, MD | OnSite

    onsite Salary not disclosed

    Forward Deployed Site Reliability Engineer Fort Meade, MD | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll be our eyes, ears, and hands on the ground at a government customer site, ensuring the reliability and performance of Twenty's mission-critical platform running in a restricted, air-gapped AWS environment. This role sits at the intersection of deep technical ownership and customer-facing engineering: you'll define how we measure reliability, lead incident response in a constrained environment, and serve as the primary technical link between what's happening on-site and the engineering team back in Arlington. You'll work closely with the DevSecOps engineer to ensure the platform operates within government security and compliance requirements, and with product engineers to translate operational reality into actionable feedback. You'll report directly to the VP of Engineering. If you thrive operating with autonomy in high-stakes environments and find satisfaction in making complex systems provably reliable, this role

  • Product Manager

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Product Manager Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You will own and drive products that directly support offensive cyber missions, turning real operational needs into scalable, high-impact software. This is a product role for someone who is comfortable in ambiguity, can make hard decisions, and knows how to prioritize outcomes over process. You will work closely with engineers, operators, and leadership to shape mission-critical capabilities used by experts under pressure. The problems are complex, the environments non-standard, and the products you build will be used in real operations where reliability and clarity matter. WHO YOU ARE - You are energized by hard, ambiguous problems where there is no obvious playbook. - You are motivated by building software that has direct operational impact, not just shipping features. - You have strong judgment and handle sensitive work with discretion and maturity. - You are comfortable working

  • Staff Data Engineer - TS/SCI Cleared

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Staff Data Engineer - TS/SCI Cleared Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You will own the data infrastructure that powers Twenty's cyber operations applications and capabilities. This role is about building a durable, high-performance data lake and the pipelines, schemas, and query patterns that make petabyte-scale datasets usable and economical. You'll partner closely with engineers and intelligence analysts to turn messy, high-volume operational data into reliable, well-modeled systems that drive real missions. You'll also lead technical initiatives and mentor other engineers as we scale what we can support and ship. WHO YOU ARE - You think in systems: data modeling, storage formats, compute engines, and access patterns all have to fit together. - You're opinionated about schema and index design, and you can explain tradeoffs clearly. - You default to measurable reliability: data quality, lineage, repeatability, and operational excellence. - You're comfortable working with

  • Senior Technical Recruiter

    New York, NY | OnSite

    onsite Salary not disclosed

    Senior Technical Recruiter New York, NY | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY Twenty is hiring a Senior Technical Recruiter to help build our New York engineering presence from the ground up. You'll own sourcing-heavy recruiting for senior software engineers and technical hires while helping establish the recruiting motion, candidate network, and local market presence that will scale the office over time. This is a builder role. You'll partner closely with engineering leadership to define hiring priorities, shape pipelines, and close exceptional technical talent in highly competitive markets. We're looking for someone who thrives in ambiguity, moves with urgency, and knows how to turn cold outreach into high-signal conversations and hires. You'll help evolve and scale a high-performance recruiting motion built around speed, signal, and exceptional candidate experience. WHO YOU ARE - You have a sourcing-first mindset: you don't wait for inbound, and you know how to

  • Mission Deployment Lead, Intelligence Community

    National Capital Region | On Site | OnSite

    onsite Salary not disclosed

    Mission Deployment Lead, Intelligence Community National Capital Region | On Site | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. Mission | National Capital Region | On Site | Full Time | Active TS/SCI with Full Scope Polygraph Required ABOUT THE ROLE Twenty builds AI-native software for cyber mission teams operating in complex intelligence environments. We are looking for a Mission Deployment Lead to make Twenty's products operationally useful for Intelligence Community users. This role is for someone who understands cyber operations, targeting, networking environments, and mission planning. You will work directly with operators, analysts, mission owners, program staff, product managers, and engineers. Your job is to understand real workflows, drive adoption, surface friction, translate field feedback into product decisions, and make sure Twenty is solving problems that matter. This role requires an active TS/SCI with Full Scope Polygraph and regular onsite work at customer locations in the National Capital Region.

  • Senior / Staff DevSecOps Engineer

    Arlington, VA | OnSite

    onsite Salary not disclosed

    Senior / Staff DevSecOps Engineer Arlington, VA | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll build and own the security infrastructure that keeps Twenty's engineering systems safe without slowing engineers down. This role spans runtime security, access control, secrets management, compliance, and CI/CD hardening - but it's equally about making security the path of least resistance. You'll embed with our engineering teams, design secure-by-default foundations, and build the tooling and automation that lets developers move fast without cutting corners. You'll report directly to the VP of Engineering and operate as a shared function across our product teams. WHO YOU ARE - You believe security should be a force multiplier for engineering, not a gatekeeper. - You take ownership end-to-end: from identifying a risk to designing the control to shipping the fix. - You bring high judgment to tradeoffs - you know when to enforce hard controls and

  • Senior Backend Engineer

    Washington DC | OnSite

    onsite Salary not disclosed

    Senior Backend Engineer Washington DC | OnSite ABOUT THE COMPANY America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They've learned-correctly-that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace-a future where they cannot contest us, deterrence is assured, and the free world remains secure. Founded in 2024, Twenty Technologies (www.twenty.io http://www.twenty.io) industrializes offensive cyber operations for the U.S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $38M from Caffeinated Capital, General Catalyst, and In-Q-Tel. ROLE SUMMARY You'll build the backend systems that power Twenty's cyber and electromagnetic capabilities-software that ingests real-time operational signals, models complex relationships, and serves high-throughput APIs at machine speed. You'll design and ship reliable services in Go, working with known-hard problems like graph data modeling, event-driven architectures, and performance at scale. You'll partner closely with product, frontend, and domain experts to turn operator needs into durable platform capabilities. This role spans both cloud and on-premises environments supporting mission-critical U.S. national security outcomes. WHO YOU ARE - You care about building systems that have real-world impact, especially in national security and defense of democracies. - You're excited by hard backend problems: throughput, latency, correctness, and operability under pressure. - You take pride in clean interfaces-APIs that are intuitive, consistent, and built to evolve. - You think in systems: