Software Engineering - Contractor - L5

Job Summary: Software Engineering Contractor
- L5 (Avionics, DO-178C) About the Role Join the IEC Navigation Solutions team in Yorba Linda, CA, and help deliver advanced military GPS and Position, Navigation, and Timing (PNT) capabilities for mission-critical defense applications. As an L5 Software Engineering Contractor, you will develop resilient, safety-critical avionics software supporting air, land, sea, and space systems. Work hands-on across the full development lifecycle, directly engaging with cross-functional teams to ensure high-integrity, certifiable embedded solutions for the warfighter. This role offers exposure to cutting-edge technology, structured career growth, and a collaborative, on-site work environment with a flexible 4/10 schedule. Responsibilities
- Develop and maintain high-assurance embedded avionics software in compliance with DO-178C objectives and standards.
- Lead full software development lifecycle activities: planning, requirements analysis, design, coding, integration, verification, and certification support.
- Produce, review, and maintain lifecycle artifacts, including plans, design descriptions, traceability matrices, test procedures, and compliance evidence.
- Support and participate in SOI reviews and certification activities with authorities and stakeholders.
- Perform detailed software verification activities, including code reviews, structural coverage analysis, and requirements-based testing.
- Troubleshoot and resolve software/hardware integration issues in real-time embedded environments.
- Collaborate closely with systems, hardware, test, and certification teams to ensure alignment and successful project delivery.
- Drive process improvement and tool standardization initiatives for safety-critical software programs. Required Skills and Experience
- Ability to obtain and maintain a DoD SECRET clearance.
- Bachelor's degree in Computer Engineering, Computer Science, Electrical Engineering, or similar; or equivalent experience.
- 9+ years of hands-on experience designing and implementing real-time embedded software (7+ years with advanced degree; 13+ years without degree).
- 5+ years developing avionics or safety-critical embedded systems per DO-178C across full SDLC.
- 3+ years generating and reviewing DO-178C certification deliverables (plans, standards, traceability, verification, compliance data).
- 5+ years C/C++ application development, including requirements, design, coding, integration, and verification.
- Proven experience as a team lead, technical lead, or subject matter expert on embedded software projects. Preferred Skills
- Experience with DO-331, DO-330, DO-254, ARP4754A, aerospace standards.
- Familiarity with DO-178C software levels A-C and supporting DER/certification reviews.
- Experience with structural coverage and static analysis tools (VectorCAST, LDRA), and requirements management (DOORS).
- Knowledge of real-time operating systems, board bring-up, MOSA, and Agile/Scrum methodologies.
- Proficiency with configuration management and SW toolchains (Jira, Jenkins/Bamboo, Git).
- Strong documentation, analytical, and debugging capabilities. Benefits
- Flexible on-site schedules: 4/10 preferred, 5/8 or 9/80 options available.
- Opportunity to contribute to mission-critical defense programs.
- Work in a collaborative environment with structured career growth and technical mentorship.
- Gain exposure to advanced technologies and certification processes in aerospace and defense. How to Apply Ready to engineer the future of military navigation and avionics? Submit your resume and cover letter highlighting your DO-178C, embedded software, and certification experience. Qualified candidates will be contacted for next steps.