XMSTART is seeking a Systems Engineer to work on complex projects crucial to our national security objectives. They will provide Systems Engineering and Technical Advisory (SETA) services to assist the government in implementing and executing systems engineering processes to integrate mission systems into the operational baseline at a customer facility in Chantilly, Va.
Primary responsibilities:
- Advise and assist the government with the planning, engineering, integration, and O&M activities of mission systems.
- Analyze and document site system architecture and impacts associated with system updates/deliveries.
- Collaborates with Headquarters Directorates, site organizations, and mission partners to ensure understanding of project requirements and risks (cost, schedule, technical).
- Document, develop and deliver analysis, recommendations, plans, reports/briefings to the Government.
- Develop and maintain Model-Based Systems Engineering (MBSE) models of mission systems, integrating MBSE tools into a digital thread to connect siloed information systems.
- Leverage digital twin technologies and modeling and simulation tools to support early- stage risk reduction, operational rehearsal, and system performance verification.
- Support the development and integration of automated test solutions and continuous improvement in software design and architecture.
Requirements
- Must be a US Citizen.
- Active TS/SCI clearance with polygraph.
- Bachelor’s degree in science, technology, engineering, or mathematics (STEM)* and Nine (9) years or more experience; or master’s in STEM field and seven (7) years or more experience.
- Knowledge of customer’s space and ground domain mission and technical capabilities.
- Systems engineering background; understanding of systems development life cycle from concept, requirements, engineering design, integration and test, deployment, maintenance, through decommissioning.
- Experience in requirements definition, system architectures, systems analysis and design, interface and data architectures, validation, and verification.
- Polished communicator and proven collaborator; demonstrated ability to coordinate across all levels of government to ensure contracts effectively deliver required services and capabilities.
- Self-starter, proactively addresses customer requirements with no supervision; expert at defining solutions for broad, abstract topics.
- Familiar with model-based systems engineering and digital engineering concepts and tools; Agile/DevSecOps development methodology, cloud technologies.
Desired:
- Experience in initiating, planning, executing, monitoring, and controlling DoD or Intelligence Community projects or Programs.
- Experience in architecture management, baseline audit, and verification.
- Familiar with JIRA, Confluence.
- Proficiency in using modeling tools and software (e.g. Sparx Enterprise Architect, or Capella).
- Familiarity with modeling languages such as SysML or UAFML.
- Experience with cloud-based technologies and automation to optimize platform performance and reliability.
Skills Required
- U.S. Citizen
- Active TS/SCI clearance with polygraph
- Bachelor's degree in STEM and 9+ years' experience, or Master's in STEM and 7+ years' experience
- Knowledge of customer's space and ground domain mission and technical capabilities
- Systems engineering background and understanding of SDLC from concept through decommissioning
- Experience in requirements definition, system architectures, systems analysis and design, interface and data architectures, validation and verification
- Polished communicator and proven collaborator with ability to coordinate across government levels
- Self-starter able to define solutions for broad, abstract topics with minimal supervision
- Familiarity with model-based systems engineering and digital engineering concepts and tools
- Familiarity with Agile/DevSecOps development methodology and cloud technologies
- Experience initiating, planning, executing, monitoring, and controlling DoD or Intelligence Community projects or programs
- Experience in architecture management, baseline audit, and verification
- Familiarity with JIRA and Confluence
- Proficiency with modeling tools (e.g., Sparx Enterprise Architect or Capella)
- Familiarity with modeling languages such as SysML or UAFML
- Experience with cloud-based technologies and automation to optimize platform performance and reliability
What We Do
XMSTART is a highly trusted, non-conflicted professional services firm committed to delivering business and engineering solutions that drive customer success across a diverse array of complex missions and dynamic team structures. We prioritize efficient corporate management to guide strategic direction, optimize resources, ensure consistent quality, and cultivate a culture of excellence—empowering our ecosystem to deliver exceptional customer outcomes and attract a wide range of specialized talent.







