Test Engineer (Aerospace)

Location: Byron, CA, United States; on-site

Company

Elroy Air develops aerospace and logistics technology, including the Chaparral autonomous aircraft, for defense, commercial, and rapid-response applications.

What you will do

• Develop and execute test plans, procedures, and safety hazard analyses for structural, mechanical, environmental, and electrical components.
• Design, build, and commission custom test fixtures, automated test equipment, and ground-support equipment using CAD and rapid prototyping.
• Select, install, and calibrate sensors, and configure data acquisition systems to capture test data.
• Process test data to evaluate performance against design requirements and investigate root-cause failures.
• Collaborate with Design, Systems, and Flight Test engineering teams to translate aircraft requirements into verifiable physical test criteria.
• Maintain safe testing practices and documentation supporting FAA and UAS certification pathways.

Requirements

• Bachelor’s degree in Electrical Engineering, Aerospace Engineering, Mechanical Engineering, or a related technical discipline.
• At least 2 years of professional experience in an engineering test environment, including hardware verification, environmental qualification, or physical laboratory testing.
• Hands-on experience with electric motors, propulsion systems, battery systems, or EV systems.
• Experience operating data acquisition hardware such as National Instruments or Dewesoft and related instrumentation.
• Mechanical or electrical troubleshooting skills, including the ability to interpret engineering schematics, 3D CAD models, and wiring diagrams.
• Proficiency with Python, MATLAB, or LabVIEW and experience writing clear professional test reports.

Nice to have

• Experience in aerospace, UAV, automotive EV, or robotics industries.
• Familiarity with DO-160G, MIL-STD-810, or equivalent automotive hardware qualification standards.
• Experience with automated testing, hardware-in-the-loop testing, structural load cells, or thermal and environmental test setups.

Culture & Benefits

• Full-time, on-site role in Byron, California.
• Competitive salary, equity ownership, comprehensive medical benefits, and a 401(k) with company contribution plus Roth IRA.
• Flexible time off, three months of paid parental leave, and an employee assistance program with 24/7 support.
• High-impact startup environment with significant ownership, autonomy, and opportunities for career growth.
• Daily lunch is provided on-site, with opportunities to help shape company culture and build a new aerospace and logistics technology category.

Work Authorization

• Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident.
• All employees will be screened through E-Verify; visa sponsorship is not stated as available.