GPS Software Development Engineer Security Clearance

Position: GPS Software Development Engineer with Security Clearance
Celeris Systems, Inc. (Celeris) is seeking a highly skilled Software Development Engineer to support a U.S. Space Force Positioning, Navigation, and Timing (PNT) Systems Engineering & Integration (SE&I) program. This role supports mission-critical GPS enterprise capabilities and contributes directly to national security space systems. The selected candidate will apply modern software engineering practices and standard development tools to support DoD space-based systems.

Working alongside Government and industry partners, you will design, develop, and maintain analytical and engineering software tools that enable performance assessment, requirements verification, and technical decision-making across complex space architectures.

Key Responsibilities
• Develop software analysis tools that enable the GPS enterprise team to verify system requirements and support enterprise-level testing.
• Design and architect software solutions to process, visualize, and analyze large and complex data sets.
• Perform detailed analysis of GPS capabilities, including technical requirements, implementation plans, system impacts, and risk assessments.
• Interpret large-scale datasets to extract actionable insights and technical conclusions.
• Produce technical reports and briefings that provide recommendations for issue resolution and future technical direction.
• Collaborate across Government and contractor teams to ensure alignment with SE&I objectives and mission requirements.

Required Qualifications
• Bachelor’s degree in Engineering, Computer Science, Mathematics, or related technical field.
• 9+ years of professional experience in software development and engineering.
• Demonstrated experience designing and developing software applications in a structured engineering environment.
• Proficiency in C++, C#, and/or Python.
• Experience with software configuration management and version control tools/processes.
• Solid understanding of engineering practices, methods, and procedures.
• Ability to obtain and maintain a Secret clearance.

Preferred Qualifications
• Active Top Secret clearance.
• Direct experience supporting GPS or PNT systems.
• Experience with Microsoft Visual Studio (C++, C#), Python, and MATLAB.
• Familiarity working within DoD organizations and space acquisition environments. Celeris Systems, Inc. is an Equal Opportunity Employer. We are committed to creating a diverse and inclusive workplace where all qualified applicants and employees are treated with respect and provided equal employment opportunities without regard to race, color, religion, sex (including pregnancy, sexual orientation, gender identity, or gender expression), national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.