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Systems Integration & Test Engineer, Avionics (All Levels)

Castelion — Tracked from its manatal job board

Torrance, California, United States Mid Posted Aug 2, 2026
PythonC++React Native
Apply on Castelion's site Tailor your résumé to this job

About the role

Why Castelion, Why Now Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus and technical excellence are decisive advantages - and we are…

What the index says about this role

  • First seen by JobLarper — Aug 2, 2026, 76 days ago. Older postings collect hundreds of applicants — a tailored résumé matters more the longer a role has been live.
  • No pay range in our index for this listing. Across 45 indexed QA & Test Engineer roles in US that do publish one, the middle half sits between $130k and $175k, median $150k — JobLarper's read of the market, not a figure from Castelion.
  • What QA & Test Engineer roles ask for — across 432 indexed openings: Python (44%), React Native (27%), REST/APIs (25%), C++ (13%), Go (13%). This posting names Python, React Native, C++.
  • Castelion is hiring actively — 57 open roles indexed.

Derived from the 28,483 roles JobLarper indexes daily from official company boards — not from the job description above.

⚡ JobLarper watched this role appear on Castelion's official board on Aug 2, 2026. Sign up free to get alerted minutes after roles like this go live, and tailor your real résumé to the exact description — nothing invented.

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