Sr. Software Engineer - Satellite Systems Software Architect

We are seeking an experienced, Sr. Software Engineer / Architect to join our Satellite Systems team. In this integration-focused role, the candidate will assist in the integration of subcontractor-developed ground software into the government's broader ground system infrastructure. This includes ensuring that requirements are met, conducting testing, and working on a softsat—integrating and testing it. The role demands an individual who can contribute to the development of innovative solutions for satellite ground systems and space network ground segments. 

Our partner designs and manufactures advanced spacecraft, commercial space destinations, satellites, propulsion and environmental systems, spacecraft subsystems and components for the U.S. government, commercial customers, and international organizations. 

Responsibilities: 

• Develop, integrate, and test software for satellite systems in collaboration with customers and vendors. 

• Ensure the operation and maintenance of mission-critical software for command, control, monitoring, and telemetry of systems on satellites. 

• Work within an agile software development team, guiding features from requirement development through design, implementation, and testing. 

• Interface with customers, suppliers, application users, and other technical and support personnel. 

• Oversee the full software lifecycle, including design, development, test, delivery, and maintenance. 

• Adhere to modern DevSecOps development practices and utilize Agile frameworks. 

• Collaborate with cross-functional teams to ensure alignment of software with project goals and requirements. 

• Familiarity with standard satellite frameworks including CFS, OMS, and UCI. 

• Perform thorough testing and troubleshooting for software reliability and functionality. 

• Participate in code reviews and contribute to continuous code quality improvement. 

Must-haves: 

• Bachelor of Science degree in Computer Science, Software Engineering, or other related discipline and typically 10 or more years of relevant experience 

• Related experience may be considered in lieu of required education 

• A higher-level degree may substitute for experience 

• Demonstrated knowledge of engineering principles and practices 

• Experience working in multi-disciplinary teams 

Preferred: 

• Proficiency with DevOps and CI/CD methodologies. 

• Agile development experience 

• Experience with satellite system development, particularly in distributed command and control, data processing, or mission planning software 

• Proficiency in programming languages such as C, C++ in an embedded LINUX environment 

• Cross-disciplinary knowledge in software engineering, hardware engineering, integration, test engineering, quality engineering, and configuration/data management 

• Familiarity with test and security milestones (TRR, FAT/SAT, IATT, ATO) 

• Familiarity with development milestones (SRR, PDR, CDR) 

• Experience with various aspects of satellite system software (mission management, planning and scheduling, command and telemetry, satellite operations, flight dynamics models) 

• Guidance navigation control experience 

• KALMAN Filters 

• Development and deployment of simulation (software), emulation (hardware) for test and integration 

• FDIR (Fault, Detection, Isolation, and Recovery) familiarity 

• Familiarity with strict embedded systems hardware and software timing  

• Familiarity with satellite command constructs and frameworks including, but not limited to, immediate commands, timed commands, and sequencing 

• Telemetry and on-board data management 

• Type I Encryption and key management experience  

• Strong problem-solving and analytical skills 

• Excellent communication and teamwork capabilities 

• Ability to work in a fast-paced and dynamic environment 

• A commitment to continuous learning and development in software engineering practices 

• The ability to obtain and maintain a Secret Security Clearance is required.  

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