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Principal Software Engineer

Epirus - Torrance, California, United States

Posted May 8, 2026

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About this role

Principal Software Engineer Torrance, California, United States About Epirus E pirus is a high-growth technology company dedicated to overcoming the asymmetric challenges inherent to the future of national security. Epirus' flagship product, Leonidas, is a software-defined system built using intelligent power management techniques that allow power-hungry systems to do more with less. Job Summary: This is an exciting role in an innovative, high-growth defense technology company. The ideal candidate for the position is someone who has a breadth of knowledge developing software in embedded systems using modern programming languages. Responsibilities: - Building the software for real-time coordination of hundreds of intelligent power-amplified modules over web-based services - Architecting and evolving an embedded Linux platform utilizing open-source software and web-based microservices - Design and implementation of system management software to safely bring up, shutdown, and monitor a distributed system of electronic components - Provide mentorship and guidance to team members in the art of embedded software development Basic Qualifications: - BS degree in Computer Engineering, Computer Science, or related - 8+ years of experience developing software in a systems programming language such as C++, Rust, or C - Experience developing resource-constrained software for embedded systems - Expert knowledge of multi-threading, parallelism, and concurrency; an ability to produce thread-safe software modules that cooperate well together - A firm grasp of Data Structures, Algorithms, Design Patterns, and other Computer Science fundamentals - An understanding of computing performance and an ability to optimize software performance in large or distributed systems - US Citizen or

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