Senior Software Engineer, Avionics & FMS (Onsite Reston)

CMC Électronique; Reston (VA); On-site; USD 100,000 - 170,000; Full time

Benefits offered by this job

401K Match Program

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Commuter benefit

Education reimbursement

Paid Time Off

Job summary

At our Reston, VA site, CMC Electronics is seeking a Senior Software Engineer to develop and certify avionics software for Flight Management System and navigation products. You will mentor teammates and work with Systems and Project Engineers to ensure high-assurance software that meets DO-178C standards.

The role requires deep C/C++ expertise, design and testing across full lifecycles, and collaboration with suppliers. Travel up to 15% may be required.

Qualifications

• Bachelor’s degree in Engineering, Computer Science, Physics, Mathematics, or related field.
• 6+ years of experience in software design and development.
• Proficiency in C/C++ and unit testing.
• Familiarity with configuration and requirements tools (e.g., DOORS).
• Willingness to travel up to 15%.

Responsibilities

• Design, develop, test, and maintain software across the full lifecycle.
• Build modular, scalable architectures aligned with evolving requirements.
• Support hardware integration and system-level testing.
• Investigate defects and implement fixes.
• Automate testing and documentation to support certification.
• Lead design and code reviews; collaborate with suppliers and project teams.

Skills

C/C++

Unit testing

Travel 15%

Education

Bachelor’s degree in Engineering, Computer Science, Physics, Mathematics, or related field

Tools

DOORS

Job description

At our Reston, VA site, CMC Electronics is seeking a Senior Software Engineer to develop and certify avionics software for Flight Management System and navigation products. You will mentor teammates and work with Systems and Project Engineers to ensure high-assurance software that meets DO-178C standards.

The role requires deep C/C++ expertise, design and testing across full lifecycles, and collaboration with suppliers. Travel up to 15% may be required.