Job Ref: # 9740751
Date Posted: 1/12/2026
City, State: El Segundo, CA
Description
In this role, the Prototype and Qualification Test Engineer will lead functional and environmental testing, support and assist with test infrastructure development, and work directly with design and manufacturing to shape product decisions early. This is a hands-on role for someone who wants to take ownership to build the test environment the right way.
Responsibilities:
- Own the functional, environmental, and qualification testing for new product programs from early prototype through qualification.
- Execute test strategies, plans, and procedures defined for specific end-use requirements or certification needs.
- Support the Prototype and Qualification Lab buildup, test equipment commissioning and operation, including selection and set-up.
- Design and build in-house test fixtures and setups to support functional and environmental testing across avionics, electromechanical, and power electronics product lines.
- Work closely with design and manufacturing engineers to provide early feedback and influence product design for testability and qualification success.
- Maintain impartiality through all test methods and processes.
- Provide technical guidance to test specialists and technicians.
Standards and Technical Exposure:
Working knowledge of relevant aerospace and defense test standards, including:
- DO-160
- MIL-STD-810
- MIL-STD-202
Must-Have Skills, Experience, and Education:
- Test engineering hands-on experience with aerospace and defense hardware functional and environmental testing.
- Ability to apply engineering first principles to understand and simplify test and qualification requirements.
- Hands-on test set-up fabrication & assembly, hardware troubleshooting, and working directly with physical systems in a lab environment.
- Experience collaborating with design and manufacturing engineers, with an understanding of how design and process decisions affect test and qualification outcomes.
- Experience supporting Avionics, Electromechanical, or Power Electronics systems Functional Testing (ATP) and Qualification Testing efforts, including environmental, shock and vibration, etc.
- Working familiarity with CAD, PDM and GD&T.
- Comfortable operating with a high level of ownership within a collaborative, cross-functional team.
What will set you apart:
- Familiarity with quality management systems and lab accreditation environments such as AS9100 and ISO 17025.
- Strong troubleshooting and root cause analysis skills.
- Comfort contributing within tightly integrated design, build, and test teams.
This position requires the use of information which is subject to the International Traffic in Arms Regulations (ITAR). All applicants must be U.S. persons within the meaning of ITAR. ITAR defines a US person as: any individual who is granted U.S. citizenship; or any individual who is granted U.S. permanent residence ("Green Card" holder); or any individual who is granted status as a "protected person" under 8 U.S.C 1324b(a)(3).
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