CMSS Advanced Software Engineer (SATCOM and EW)

The CMSS Advanced Software Engineer role supports operational missions by analyzing and resolving security findings, building complex system improvements, and delivering dependable software capabilities. The position is based in Colorado Springs, CO and emphasizes architecture-level design, implementation, automated testing, and close collaboration across engineering functions.

Responsibilities

• Lead the design, documentation, implementation, code review, and automated testing of complex software features and sustainment releases.
• Own technically challenging sustainment work, including security remediation, root-cause analysis, system improvements, and resolution of customer-impacting software issues.
• Provide technical guidance to team members and contribute to development standards, peer reviews, planning, estimation, and continuous improvement of engineering practices.
• Partner with systems, test, cybersecurity, and customer stakeholders to define solutions, verify system behavior, and support deployment and operational readiness.
• Occasional travel may be required.

Required Qualifications

• Department of Defense TS/SCI clearance required at time of hire.
• Ability to obtain a Polygraph within a reasonable amount of time from the date of hire.
• Applicants will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information.
• U.S. citizenship is required due to the nature of work performed within company facilities.
• Active Top Secret/SCI security clearance required.
• At least 5 years of relevant experience.
• Demonstrated expertise developing production software in Python, Java, C, C++, or comparable object-oriented languages.
• Strong experience developing and troubleshooting software in Unix/Linux environments, including shell scripting and system-level debugging.
• Demonstrated experience with software architecture and design, automated unit and integration testing, and delivery of maintainable, well-documented code.
• Proven technical leadership in design reviews, code reviews, complex debugging, and mentoring or guiding less-experienced engineers.
• Ability to work on-site and communicate complex technical information clearly to engineering and program stakeholders.

Education

Bachelor’s degree in Software Engineering, or a related Science, Technology, Engineering or Mathematics field.

Technical Focus and Tools

• Python
• Java
• C and C++
• Unix/Linux
• Shell scripting

Preferred Skills

Applicants are encouraged to apply if they also have experience with:

• SATCOM
• Designing and implementing CI/CD pipelines
• Docker
• Automated test frameworks
• Agile and DevSecOps

Benefits

• 401k matching
• Flex time off
• Paid parental leave
• Healthcare benefits
• Health & wellness programs
• Employee resource and social groups
• Flexible schedules with every other Friday off (9/80 schedule), if desired

Location, Work Style, and Compensation

• Location: Colorado Springs, CO (onsite)
• Workplace options: Fully on-site; part of the GDMS team in COS while on-site
• Compensation: USD 118,519 - 131,482 per year
• Relocation package: Available

Additional Role Notes

Research-oriented work supports practical solutions for national security, with an emphasis on continuous learning, development, and collaborative engineering delivery.

More details on benefits are available at gdmissionsystems.com/careers/why-work-for-us/benefits.