Senior Embedded Software Engineer – TCAS​/Surveillance Avionics Phoenix, AZ

Phoenix, AZ

We don’t just build technology—we engineer the future. From next-gen aerospace to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the limits of innovation. This is where problem-solvers, innovators, and big thinkers thrive.

We are seeking an experienced Senior
Embedded Software Engineer to develop, integrate, verify, and maintain safety-critical airborne software supporting TCAS/ACAS and surveillance avionics systems. This hands‑on role requires strong C/C++, real‑time embedded systems, and DO-178B/C experience. The engineer will support requirements, design, implementation, verification, integration, troubleshooting, certification documentation, and FAA certification activities.

Location:
Phoenix, Arizona. On‑site preferred, 3+ days/week

Key Responsibilities

• Develop and maintain TCAS/ACAS and airborne surveillance software using C/C++ in real‑time and RTOS environments.
• Design, implement, integrate, and verify safety‑critical embedded software.
• Analyze, modify, integrate, and troubleshoot new and legacy software.
• Develop and maintain requirements, traceability, design documentation, source code, and lifecycle data.
• Develop and execute unit and integration tests and perform requirements‑based verification.
• Integrate software with avionics hardware, RF, FPGA/firmware, and aircraft systems.
• Debug software, perform root‑cause analysis, resolve defects, and support JIRA defect burn‑down.
• Participate in code, peer, requirements, design, verification, and Critical Design Reviews (CDRs).
• Maintain software build environments, tool chains, version control, and configuration management.
• Support software baselines, releases, and configuration management.
• Support DO-178B/C, DO-185B, RTCA MOPS, FAA certification audits/reviews, findings, and technical issues.
• Develop and maintain certification lifecycle data covering planning, requirements, design, implementation, verification/validation, configuration management, and quality assurance.
• Work with systems, hardware, RF, verification, certification, program, and customer teams to resolve technical issues and drive actions to closure.

Required Qualifications

• 5–15 years of relevant embedded software engineering experience, preferably in airborne or other safety‑critical systems.
• Strong C and C++ development skills.
• Experience with real‑time embedded systems and RTOS environments.
• Experience analyzing, modifying, integrating, and troubleshooting existing or legacy embedded software.
• Strong debugging and root‑cause analysis skills.
• Experience with embedded software and hardware/software integration.
• Experience developing and executing unit and integration tests.
• Experience with requirements‑based development, verification, traceability, design, implementation, and configuration management.
• Experience with formal code/peer reviews.
• Experience with software build environments, tool chains, version control, and configuration management.
• Experience with JIRA or similar defect‑management systems.
• Experience producing engineering documentation within a controlled software lifecycle.
• Strong technical communication and ability to drive actions to closure.
• Direct experience with TCAS/ACAS, ADS‑B, transponder, or other airborne surveillance software.
• Working knowledge of TCAS/ACAS functionality, surveillance concepts, and aircraft interfaces.
• Experience with DO-178B/C airborne software development and certification.
• Experience developing/supporting DO-178 lifecycle data, including planning, requirements, design, implementation, verification, configuration management, and certification evidence.
• Familiarity with DO-185B and applicable TCAS MOPS/test criteria.

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