Principal Mechanical Engineer
CHAOS Industries - Hawthorne, California, United States
Posted May 13, 2026
Benefits
- Parental leave
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- Non-birth-parent leave
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- Family-building benefits
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- Fertility benefits: Not verified
- Adoption assistance: Not verified
- Surrogacy assistance: Not verified
- Mental health support
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- Relocation assistance
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- Childcare support
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- Learning budget
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- Salary
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- 401(k) match
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Schedule
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- Weekend work
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Application
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- Assessment
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- Deadline
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Where they hire
State eligibility is not yet verified.
About this role
Principal Mechanical Engineer Hawthorne, California, United States CHAOS Industries is redefining modern defense with a multi-product portfolio that gives the ultimate advantage-domain dominance. The company's products are powered by Coherent Distributed Networks (CDN™), empowering warfighters, commercial air operators, and border protection teams to act faster, adapt rapidly, and stay ahead of evolving threats. CHAOS Industries was founded in 2022 and has raised a total of $1 billion in funding from leading investors, including 8VC, Accel, and Valor Equity Partners. The company is headquartered in Los Angeles, with offices in Washington, D.C., San Francisco, San Diego, Seattle, and London. For more information, please visit www.chaosinc.com . Role Overview: CHAOS is seeking a Principal Mechanical Design Engineer to lead the mechanical design, integration, and qualification of electronic hardware and enclosures for aerospace and defense applications. The ideal candidate brings deep hands-on mechanical design expertise, strong CAD and packaging experience, and a proven ability to independently lead cross-disciplinary technical efforts spanning mechanical, electrical, RF, power, and systems engineering. This is a full-time, on-site position in Hawthorne, CA. Responsibilities: - Lead the design and development of ruggedized electronic hardware and enclosures, including chassis, card-level packaging, mounting features, and thermal solutions, in accordance with program requirements and applicable standards - Own mechanical design responsibility for a subsystem or product area, ensuring alignment with system-level requirements and program constraints - Develop and maintain 3D CAD models, assemblies, detailed drawings, and interface control documentation (ICDs), ensuring production-ready quality and configuration control - Perform first-order structural and thermal
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