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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Integration Engineer / Ground Architecture SEIT - **Company:** Stellar Solutions - **Location:** Chantilly, VA, United States (Remote available) - **Experience:** Expert - **Salary:** $135,000.0 - $195,000.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Systems Engineering, Network Interface Controllers, SAP (Applications), Software Requirements Analysis, Systems Architecture, Systems Integration, Computer Networking Systems, Software Verification, Information Technology - **Published:** September 3, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/18177304?backUrl=%2Fcareer%2F18177304%2FSystems-Integration-Engineer-Ground-Architecture-Seit-California-Los-Angeles ## About the Role * Bachelor's degree in Engineering, Computer Science, Physics, or related technical discipline * 5+ years of systems engineering experience supporting space, ground, or defense systems * Experience with system architecture, requirements development, interface management, and technical documentation * Experience supporting space or ground systems through technical design, system integration, Integration & Test (I&T), verification, and transition to operations * Familiarity with Interface Control Documents (ICDs), Requirements Verification Traceability Matrices (RVTMs), and systems engineering best practices * Experience supporting technical reviews, risk management, and requirements verification * Strong analytical, organizational, written, verbal, and presentation skills with the ability to communicate complex technical concepts effectively, * Experience supporting DoD or Intelligence Community space and ground system programs * Experience with ground segment architectures, mission operations, or secure networked systems * Familiarity with Agile development methodologies and Integrated Master Schedules (IMS) * Experience working in classified development environments * Previous technical leadership or mentoring experience Clearance: * Active TOP SECRET clearance with eligibility for sensitive compartmentalized information (SCI) and special access program (SAP) clearances (SCI preferred). Location: Chantilly, VA preferred, but open to remote work with up to 20% travel as needed ## Description Stellar Solutions is seeking a Systems Integration Engineer / Ground Architecture SEIT to support the Advanced Future Capabilities Ground Infrastructure (AFCGI) program. Role/Responsibilities/Qualifications In this role, you will support the development, integration, and deployment of a ground architecture enabling advanced future capabilities for missile tracking and targeting, including hypersonic threats. Working as part of a multidisciplinary engineering team, you will help define system architecture, manage technical requirements, support system integration and test activities, and collaborate with government customers and industry partners to deliver operational capabilities. You will: Support the development and evolution of the overall ground system architecture and associated subsystem designs * Develop, manage, and maintain system requirements, interface definitions, technical budgets, and Requirements Verification Traceability Matrices (RVTMs) * Support technical baseline development, Interface Control Documents (ICDs), and major lifecycle reviews * Collaborate with customers, users, and engineering teams to define system functionality, operational concepts, and technical solutions * Distill complex technical information into clear engineering recommendations and presentations for customers and program leadership * Support system integration, verification, anomaly resolution, and technical risk management throughout the systems engineering lifecycle * Develop architecture products, engineering analyses, technical documentation, and presentation materials supporting program execution * Work within an agile development environment to rapidly deliver capabilities while maintaining sound systems engineering practices ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [ShapeShift: Reinventing Agile for a B2B SaaS Scale-Up](https://www.wearedevelopers.com/videos/1655-shapeshift-reinventing-agile-for-a-b2b-saas-scale-up) - [Independently together: how micro-applications improve developer experience + app performance](https://www.wearedevelopers.com/videos/452-independently-together-how-micro-applications-improve-developer-experience-app-performance) - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [From Punch Cards to AI-assisted Development](https://www.wearedevelopers.com/videos/611-from-punch-cards-to-ai-assisted-development) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)