XMSTART
Aerospace & DefenseDirect Workable career site

Systems Engineer (Intermediate)

Location
Chantilly, VA · On-site
Job type
Full-time
Level
Mid-level
Experience
9+ years
Education
Bachelor's degree
Listed
21 days ago

Skills & highlights for this role

  • TS/SCI clearance
  • US citizenship
  • Model-Based Systems Engineering
  • requirements definition
  • system architecture
  • verification and validation

Also useful

  • SysML
  • Sparx Enterprise Architect
  • Capella
  • Agile/DevSecOps
  • cloud technologies

About the role

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 & Qualifications

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.
Read the original posting

From XMSTART's careers page, first listed on Rolev.ai on October 19, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

Rolev.ai is a job search and application tool for US job seekers. For this Systems Engineer (Intermediate) role at XMSTART, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.

Common questions

Where is the Systems Engineer (Intermediate) job at XMSTART located?

This Systems Engineer (Intermediate) position at XMSTART is located in Chantilly, VA (On-site). Always check XMSTART's application page for specific state eligibility or relocation policies.

What qualifications are required for Systems Engineer (Intermediate) at XMSTART?

For the Systems Engineer (Intermediate) role, XMSTART highlights 9+ years of relevant experience; a bachelor's degree; experience with Model-Based Systems Engineering, requirements definition, system architecture, verification and validation. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Systems Engineer (Intermediate) position at XMSTART?

This listing links directly to XMSTART's Workable application page. You can apply directly on XMSTART's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workable application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.