Systems Engineer
Posted 16 Sep 2026
Advertised as “Senior Systems Engineer”
BranchFactor Summary
The original posting with the fluff stripped out
- Expected experience
- 12+ yrs
- Management level
- People management
- Employment
- On-Site
- Contract
- Full-time
No salary listed for this role.
Field of studySTEM
Study levelMaster's
Mobius is an award winning, Small Business Administration (SBA) certified Historically Underutilized Business Zone (HUBZone) company and certified Woman-Owned Small Business (WOSB) providing engineering, analytical, and programmatic expertise to the Federal Government and commercial customers. Our mission is to provide innovative advanced technology solutions to customers facing issues of national and global significance. We strive to be admired for excellent people, fair and honest partnership, innovative problem solving, and exceptional performance.
Come join our team! Mobius is seeking a Missile Defense System Senior Systems Engineer. In this role you will support the Missile Defense Agency's Architecture Concept Evaluation (MDA/CAC) office working to develop future Missile Defense architectures addressing ballistic and hypersonic missile threats to protect the homeland, regional Warfighters, and allies. As contract support, you will be supporting the development of missile defense concepts, analysis plans and tools, interpretation of analytical data, and interfacing with other government agencies to identify missile defense capability in their systems. These actions help MDA decision makers assess architecture alternatives and make investment decisions. This full-time salaried position is located on Fort Belvoir, VA. Work is 100% onsite in a customer-facing TS/SCI facility.
Duties of a Senior Systems Engineer may include:
- Work internally with MDA’s Chief Architect and other MDA offices, and interface and collaborate with other government agencies
- Work and collaborate in cross-functional teams with the technical customers, senior technical staff, and senior leaders
- Develop concepts, analysis plans, and top-level requirements for Missile Defense System (MDS) architecture alternatives.
- Produce and present technical and executive-level briefings, whitepapers, and reports to communicate concepts and value assessments to stakeholders.
- Review technical concept documents for consistency with approved baselines and system architectures, and contribute to the development of program plans and strategies.
Qualifications
- Minimum of 12 years working on missile defense-related or other complex, large DoD/DoW or IC programs/projects
- Knowledge of Missile Defense Systems (MDS) components, architectures, and concepts, with demonstrated understanding through analysis activities; MDS modeling and simulation experience is preferred
- Proficient with Microsoft Office applications (i.e., Word, Excel, & PowerPoint)
- Familiarity and experience with MDA and/or other complex MDS Elements
- Experience with Analysis of Alternatives (AoA) processes or related activities where cost, performance, and/or risk trade-offs were made to support engineering decisions