STR

Principal Model-Based Systems Engineer

STR(19 days ago)

Arlington, VAOnsiteFull TimeSenior$206,000 - $284,000Systems Engineering
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About this role

A Principal Model-Based Systems Engineer (MBSE) at STR leads the adoption and implementation of digital engineering and MBSE practices across DoD-focused programs, ensuring architectural integrity and traceability from requirements through system deployment. The role works with cross-disciplinary domain experts in sensors, cybersecurity, and software to drive program design and mentor junior staff. Positions are based in STR offices (Woburn, MA; Dayton, OH; Arlington, VA) supporting systems development across a broad portfolio of defense mission areas.

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Required Skills

  • MBSE
  • SysML
  • Cameo
  • Modeling
  • Simulation
  • Digital Engineering
  • Systems Architecture
  • Requirements Traceability
  • Software Development
  • Python

+6 more

Qualifications

  • BS in Systems Engineering or Related Field
  • MS in Systems Engineering or Related Field
  • PhD in Systems Engineering or Related Field
  • Active DoD Secret Clearance
  • Ability To Obtain Top Secret Clearance
  • U.S. Citizenship
STR

About STR

str.us

STR is a strategy and design studio that helps organizations build brands, products, and digital experiences. They offer services across brand strategy, product and UX/UI design, and implementation to help startups and enterprises bring ideas to market. STR emphasizes collaborative discovery, research-led design, and measurable outcomes to accelerate growth and adoption. Clients choose STR for its cross-disciplinary team, clear process, and focus on turning complex problems into simple, usable solutions.

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