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Systems Engineer - MBSE with Security Clearance
FTS International, LLCChantilly, VA🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job Description
Systems Engineer - MBSE Location
Chantilly, VA Job Code
1575 # of Openings
1 Employee Referral Bonus Eligible
Yes FTS International, LLC (FTS) is committed to providing the Federal Government with quality consultants and support. To ensure mission success we focus on putting our customers first while minimizing corporate bureaucracy on our staff. We provide Subject Matter Experts (SME) free of Organizational Conflicts of Interest (OCI) focused on independent analysis and mission support services within the disciplines of Engineering, Counter Terrorism Operations, Management, Information Technology, Signals Analysis, Administration, Cyber Security and Linguistics. FTS has an opportunity for a Systems Engineer – MBSE in Chantilly, VA. The Systems Engineer – MBSE 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. 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 * Collaborate 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 Required Skills/Qualifications * TS/SCI with polygraph * BS STEM (Science, Technology, Engineering, or Math) in engineering discipline * 9+ years of relevant 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 Skills/Qualifications * 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 FTS International, LLC is an Equal Opportunity Employer - vets/disabled.
Chantilly, VA Job Code
1575 # of Openings
1 Employee Referral Bonus Eligible
Yes FTS International, LLC (FTS) is committed to providing the Federal Government with quality consultants and support. To ensure mission success we focus on putting our customers first while minimizing corporate bureaucracy on our staff. We provide Subject Matter Experts (SME) free of Organizational Conflicts of Interest (OCI) focused on independent analysis and mission support services within the disciplines of Engineering, Counter Terrorism Operations, Management, Information Technology, Signals Analysis, Administration, Cyber Security and Linguistics. FTS has an opportunity for a Systems Engineer – MBSE in Chantilly, VA. The Systems Engineer – MBSE 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. 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 * Collaborate 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 Required Skills/Qualifications * TS/SCI with polygraph * BS STEM (Science, Technology, Engineering, or Math) in engineering discipline * 9+ years of relevant 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 Skills/Qualifications * 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 FTS International, LLC is an Equal Opportunity Employer - vets/disabled.
Skills
Agile
Confluence
Jira
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