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# Avionics Software Test Engineer

- **Company:** STRUCTURES COMPANY LLC
- **Location:** Tustin, CA, United States
- **Experience:** Expert
- **Salary:** $200,720.0
- **Contract:** Permanent contract
- **Skills:** Testing (Software), Python (Programming Language), Regression Testing, Software Verification, Software Troubleshooting
- **Published:** October 30, 2026
- **Apply:** https://www.cjhunter.com//jobsearch/showjob.html?resultid=UVU52N&offset=17&PageSize=ALL&PageTitle=%3Cspan+style%3D%27font-weight%3Abold%27%3EAvionics+Software+Test+Engineer+-+%3C%2Fspan%3EJOB+TITLE%3A+Avionics+Software+Test+Engineer+LOCATION%3A+Tustin%2C+CA+PAY+RATE%3A+%2496.50%2Fhour++We+are+a+national+aerospace+and+defense+staffing+agency+seeking+highly+qualified+candidates+f..&SIDW=df6f93f8f117766fff6247164743c57e.VUlEPTQ0NzEyNzEy

## About the Role

Must be a U.S. Person (as defined by ITAR).
Experience with DO-178 software verification or similar safety-critical programs is required.
Strong troubleshooting skills are required.
Proficiency in Python for software test case and script development.
Experience reviewing and approving test cases and scripts.
Experience building regression test suites.
Experience with SITL and HITL environments.
Ability to support coaching the team and resolving technical issues.
Ability to rapidly onboard and demonstrate immediate proficiency in Python-based test development.
Experience as a Senior Software Test Engineer or similar role., Must be a U.S. Person (U.S. citizen, lawful permanent resident, or protected individual under 8 U.S.C. 1324b(a)(3)) to comply with ITAR regulations.

Keywords: aerospace, aviation, engineering, maintenance, aircraft design, defense

## Description

Serves as a Senior Software Test Engineer for safety-critical software verification.
Acts as a technical authority on translating requirements into software test cases and scripts written in Python.
Reviews and approves test cases and scripts to build out the regression test suite.
Maintains established processes for software test verification.
Supports coaching the team and resolving technical issues.
Demonstrates immediate proficiency in Python-based test development.
Works with specialized SITL and HITL environments to clear the testing backlog efficiently.
Applies DO-178 software verification or similar safety-critical program experience.
Performs strong troubleshooting for software verification activities.
Rapidly onboards and hits the ground running with test development.