Sr Staff Software Systems Engineer - Core Mission Systems
$128,000–$170,000 year
On-siteWestminster, Colorado, United States
Job Summary
Lead system architecture, technical trade studies, and engineering decisions that balance mission performance, interoperability, cybersecurity, resiliency, schedule, and long-term sustainability. Partner directly with U.S. Government customers and internal stakeholders to validate requirements and translate operational objectives into technical direction. Guide the integration of software, cloud infrastructure, networking, cybersecurity, and operational capabilities into cohesive, mission-ready systems while identifying and mitigating technical risks. Mentor engineers, foster technical excellence, and champion the responsible use of AI-assisted engineering to improve systems analysis, architecture development, and engineering efficiency. Ensure AI-assisted practices align with security, data protection, and customer requirements. Requires an active TS/SCI clearance, AWS experience, and ability to travel approximately once per quarter.
Required Qualifications
- U.S. Person status (U.S. citizen, permanent resident, Asylee, or Refugee)
- Active TS/SCI security clearance
- Bachelor's degree in Systems Engineering, Computer Science, Aerospace Engineering, Electrical Engineering, Geographic Information Systems, or a related technical discipline
- Minimum of eight years of progressively responsible experience designing, integrating, or operating complex software-intensive systems
- Demonstrated experience applying systems engineering principles to complex software-intensive systems
- Strong understanding of modern software architecture, including distributed systems, APIs, cloud computing, data flows, integration patterns, resiliency, and cybersecurity principles
- Experience developing or evaluating system architectures and conducting technical trade studies
- Experience integrating complex systems across multiple engineering disciplines
- Strong written, verbal, and interpersonal communication skills
- Demonstrated ability to influence technical decisions across organizational boundaries
- Experience using AI-assisted engineering tools such as ChatGPT, Gemini, Claude, or similar
- Working knowledge of AWS cloud environments
- Ability to travel approximately once per quarter
Desired Qualifications
- Experience supporting National Security Space, Intelligence Community, or Department of Defense programs
- Working knowledge of spacecraft subsystems, satellite operations, or other mission-critical software-intensive systems
- Experience with MBSE and SysML tools (Teamcenter, MagicDraw, Enterprise Architect, Cameo, or similar)
- Experience with service-oriented, microservices, or event-driven architectures
- Experience integrating systems across multiple security domains or Cross Domain Solutions
- Experience with cloud-native architectures and containerized environments
- Experience leading technical modernization efforts
- Demonstrated success mentoring senior engineers and providing technical leadership across multiple engineering teams
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