Modern Technology Solutions, Inc. (MTSI) is hiring a Lead Model Based Systems Engineer (MBSE)/Digital Engineer to work in Springfield, VA or St. Louis, MO. Qualified candidates must be U.S. citizens with an active TS/SCI clearance and be eligible to obtain a CI Poly.

Responsibilities:

• Serve as a senior technical advisor to the NGA Chief Architect and provide hands-on leadership for the modeling, Digital Thread strategy, lifecycle traceability and ecosystem integration that underpin the DEE.
• Help engineer the evolution from fragmented tools and disconnected data toward a unified, model-driven ecosystem anchored by an enterprise authoritative data source, enabling decision-grade engineering and mission operations.
• Guide MBSE/UAF/SysML modeling efforts, coordinate mission engineering threads, and directly shape the architectural and data integration backbone for NGA’s enterprise-level Digital Twin.
• Leads a team of MBSE engineers and collaborates deeply with the Enterprise Architect, data Architect, Platform/Cloud engineers, mission engagement leads, cyber team, governance stakeholders, and vendor partners.
• You will be instrumental in building NGA’s EA Digital Twin capability, modeling the future-state enterprise, and delivering the unified Digital Engineering environment the IC and DoW have sought for years.
• You will operate at the strategic level while remaining deeply technical, becoming a critical force multiplier for the Chief Architect and for NGA’s Digital Transformation journey.
• DE/MBSE Leadership: Serve as the enterprise lead for Digital Engineering and MBSE, driving standards, governance, and model centric transformation across NGA.
• Team Management: Lead and mentor a high-performing team of DE/MBSE engineers to advance modeling, integration, and ecosystem maturation throughout the organization.
• Cross-Functional Integration: Partner seamlessly with the tech lead, enterprise architect, data engineers, cloud/platform teams, cyber professionals, and mission engagement leads to deliver cohesive enterprise outcomes.
• Strategic Advisory: Advise the Chief Architect and senior leadership with continuous assessments, insights, and recommendations that strengthen DE/MBSE capability and accelerate digital transformation agency-wide.
• Systems Engineering: Model end-to-end enterprise solutions — spanning capabilities, services, APIs, workflows, and data models — to architect a future-ready, resilient DEE.
• Digital Thread Development: Collaborate with platform and data engineers to deploy applications, build Digital Threads, and automate pipelines that unify authoritative data sources and deliver high-fidelity engineering insights.
• Vendor Engagement: Act as a key technical liaison with industry partners, leading technical exchanges, reconciling competing architecture, and driving consensus toward integrated, mission-focused solutions.

Required Qualifications:

• Bachelor’s degree with 8+ years of experience in systems engineering, systems architecture or enterprise architecture including MBSE
• DoD Compliance: Desired to meet DoD 8140/8570 requirements for an IAM Level II position (Ex: ISC2 CISSP or Sec+)
• 5+ years of experience leading systems engineering projects
• Deep hands-on experience with SysML (v1.x minimum; v2 highly desired) and enterprise UAF modeling
• Proficiency with Cameo Enterprise Architect, Teamwork Cloud, IBM Rhapsody or similar tool Experience modeling use cases and their associated workflows
• Prior experience working within Scrum or Agile development environments

Desired Qualifications:

• Experience with UAF and early adoption of SysMLv2 (including textual modeling tools such as SysIDE).
• Experience integrating MBSE tools with Requirements Management Tools, MS&A, CAD/CAE and Digital Thread technologies (Syndeia, ModelCenter, etc.).
• Prior trusted advisor experience supporting senior government technical leadership.
• Ability to automate model and data collection to assess DEE current state and quantify ROI relative to mission outcomes.
• Broad familiarity with the larger DEE tech stack (requirements tools, MS&A, DevSecOps platforms, EA/BI systems, data fabric technologies).
• Experience with data modeling and ontologies.
• Self-starter that can automate data gathering to assess current state of a Digital Ecosystem and to assess ROI of assets vs mission outcomes.
• Broader understanding and experience with larger DEE tech stack including requirements management, MS&A, SDLC/DevSecOps, EA tools, data fabric.

Clearance Requirements:

• Must be U.S. citizens with an active TS/SCI clearance and be eligible to obtain a CI Poly.

#LI-RC2

TS/SCI

Perks and Benefits

• Vacation:

  New Hires Accrue 20 days of PTO and 10 Holidays per Year

• Health Insurance:

  Zero Deductible Health Plans

• Flexible Schedules:

  Flex Schedules

• Professional Development:

  Up to $10,000 Annual Education/Training Reimbursement

• ESOP:

  Funded Stock Ownership Plan

• 401k Match+:

  6% 401k Match + Immediate Vesting

• Bonus Program:

  Semi-Annual Bonus Opportunity

• Mentorship:

  Career Mentorship Programs

Why is MTSI a great place to work

• Interesting Work:

  Our co-workers support some of the most important and critical programs to our national defense and security.

• Values:

  Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry.

• 100% Employee Owned:

  We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.

• Great Benefits - Most Full-Time Staff Are Eligible for:

• • Starting PTO accrual of 20 days PTO/year + 10 holidays/year
  • Flexible schedules
  • 6% 401k match with immediate vesting up to $9k annually
  • Semi-annual bonus eligibility (July and Decemeber)
  • Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account
  • Up to $10,000 in annual educational reimbursement
  • Other company funded benefits, like life and disability insurance
  • Optional zero deductible Blue Cross/Blue Shield health insurance plan

• Track Record of Success:

  We have grown every year since our founding in 1993.

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance

MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

For more information about MTSI, please visitwww.mtsi-va.com

EEO Statement

MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities.

Why is MTSI a great place to work

• Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security.
• Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry.
• 100% Employee Owned: We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.
• Great Benefits - Most Full-Time Staff Are Eligible for:
• • Starting PTO accrual of 20 days PTO/year + 10 holidays/year
  • Flexible schedules
  • 6% 401k match with immediate vesting up to $9k annually
  • Semi-annual bonus eligibility (July and Decemeber)
  • Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account
  • Up to $10,000 in annual educational reimbursement
  • Other company funded benefits, like life and disability insurance
  • Optional zero deductible Blue Cross/Blue Shield health insurance plan
• Track Record of Success: We have grown every year since our founding in 1993.

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance

MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

For more information about MTSI, please visit www.mtsi-va.com