Systems Test Engineer: Flight Hardware & Test Automation

Castelion; Allen (TX); On-site; USD 115,000 - 150,000; Full time

Benefits offered by this job

Stock incentives

Medical, Vision, Dental insurance

Paid time off

Job summary

Castelion is seeking a Systems Test Engineer to own test requirements, automation, integration, validation, and performance characterization across CAS, ISDs, thrust vector control, and flight avionics. You will lead end-to-end test infrastructure with controls, software, avionics, and mechanical teams to ensure real-world readiness of avionics hardware.

You will work hands-on while applying systems-level thinking, driving test campaigns, and collaborating to refine designs based on data and

Qualifications

• B.S. or M.S. in Mechanical, Mechatronics, Aerospace, or Electrical Engineering.
• Experience designing automated test equipment from the ground up.
• Familiarity with embedded control systems and common protocols.

Responsibilities

• Develop and execute test plans across components to integrated systems.
• Design and build test fixtures, HIL environments, and automated rigs.
• Validate power, digital, RF performance, and thermal behavior.
• Instrument and log tests for precise characterization and traceability.
• Lead root-cause investigations for anomalies and failures.
• Collaborate with flight hardware teams to refine designs from test results.
• Drive qualification and environmental testing campaigns.
• Deploy and prove test equipment across components and sub-systems.

Skills

Systems thinking

Ownership

Independent work

Tooling automation

Education

B.S. or M.S. in Mechanical, Mechatronics, Aerospace, or Electrical Engineering

Tools

Power supplies

DMMs

Oscilloscopes

Spectrum analyzers

SCPI/VISA

Job description

Castelion is seeking a Systems Test Engineer to own test requirements, automation, integration, validation, and performance characterization across CAS, ISDs, thrust vector control, and flight avionics. You will lead end-to-end test infrastructure with controls, software, avionics, and mechanical teams to ensure real-world readiness of avionics hardware.

You will work hands-on while applying systems-level thinking, driving test campaigns, and collaborating to refine designs based on data and