Specialist Software Test Engineer, Avionics (Safety-Critical Flight Software)

Our client is seeking an experienced Specialist Software Test Engineer to join its Avionics organization and verify the safety-critical flight software behind its human spaceflight systems. This is a hands-on, high-impact role. You will shape test strategy, tools, and processes, mentor junior engineers, and champion testing best practices across the team.

Principal Duties

• Lead and support verification and validation of safety-critical flight software
• Develop advanced code coverage, regression, and automated testing tools
• Serve as the team’s subject matter expert on software testing methodologies and best practices
• Review and approve test cases for component-level and integrated test bench environments
• Support the development and evolution of hardware-in-the-loop (HIL) test systems
• Diagnose and troubleshoot complex software and electro-mechanical system issues
• Mentor junior engineers and help build a culture of technical excellence
• Collaborate cross-functionally to drive projects to completion and meet mission-critical goals

• B.S. in Engineering from an accredited university
• 12+ years of relevant integration and testing experience in aerospace or a comparable field
• Strong background in embedded system hardware and software
• Advanced Python development skills
• Experience with requirements-based testing and verification of safety-critical systems
• Hands-on experience with VectorCAST or an equivalent unit test framework
• Demonstrated experience developing test benches and automated test infrastructure
• Experience with both component-level and system-level testing
• Proven ability to diagnose complex electro-mechanical systems
• Working knowledge of redundant system design for safety-critical applications
• Familiarity with DO-178, DO-254, or similarly rigorous certification standards
• Proficiency with digital communication protocols: RS-232, RS-422, RS-485, Ethernet, MIL-STD-1553, CAN
• Strong troubleshooting, organizational, and communication skills
• Adaptable mindset, with the ability to incorporate new ideas and shift strategies when needed

Preferred

• Experience with LabVIEW or NI VeriStand