Embedded Software Engineer – Flight Management System (FMS)

We’re looking for engineers who believe innovation can turn the impossible into reality and are driven to design, develop, and test solutions that make a real impact. Join a diverse team tackling cutting-edge challenges, where what you build today helps shape a brighter future for tomorrow.

Quest Defense Systems and Solutions is actively hiring Embedded Software Engineer to develop, integrate, and test Flight Management System (FMS) software for military helicopters and aircraft. This role combines C/C++, Ada, Python, and software lifecycle development to deliver reliable avionics software in collaboration with systems and software engineering teams.

Location: Remote

Citizenship: Due to the nature of the work, US Citizenship is required.

Clearance: Preference to have the ability to obtain a DoD Security Clearance if needed

In this Role, you will:

• Work within a team of Systems and Software engineers to design, develop, and test software features for flight management systems that are integrated into military helicopters and planes
• Master your knowledge of Software Engineering and Flight Management Systems
• Integrate soft skills (leadership, communication, coordination, proactiveness) into a dynamic environment that provides quality and timely products to internal and external customers.
• Travel (domestic and international

Qualifications You Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience.
• 4+ years of experience with C, C++, DOORS, ADA, and/or Python.
• 4+ years of experience in a Software role.

Qualifications We Prefer:

• Industry Experience of Software Lifecycle Development (Design, Requirements, Integration, Test)
• Pilot/Avionics Experience (i.e. Private Pilot, Aircraft Maintenance, DO-178 Certification)
• Ability to obtain a DoD Security Clearance if needed after day 1

The QDSS Advantage:

At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future.

What You’ll Find Here

• Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact.
• Growth That’s Supported – Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement.
• A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued.

Benefits Include

• Competitive pay, comprehensive medical/dental/life and disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace.

Full compensation package is based on candidate experience and certifications

At Quest Defense Systems and Solutions, we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it.

Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Originally posted on