STR
Principal Model-Based Systems Engineer
$206K–$284K
Arlington, VA +3 · Principal · Full-time · Posted Jan 15, 2026
- Location
- Arlington, VA
Arlington, Virginia, United States
Dayton, Ohio, United States
Woburn, Massachusetts, United States - Experience
- Minimum 10 years as a Systems Engineer or related field; minimum 5 years working with SysML models in Cameo or a similar tool. Technical Project Lead experience required.
- Education
- BS, MS or PhD in Systems Engineering, Aerospace Engineering, or related technical field.
- Visa sponsorship
- Active DoD Secret Clearance required; ability to obtain a Top Secret (TS) Security Clearance. U.S. citizenship is needed by U.S. Government.
About the job
Leads DoD systems engineering programs using MBSE, developing system architectures and digital engineering processes from requirements through deployment.
What you'll do
- Lead development programs through the Systems Engineering process using MBSE approaches and DoD Digital Engineering goals.
- Lead teams using SysML in Cameo (MagicDraw), and guide customization and automation of Cameo tools.
- Mentor and train Systems Engineers, working with domain experts and software teams to realize program designs.
What they ask for
- Active DoD Secret Clearance and ability to obtain a Top Secret (TS) Security Clearance; U.S. citizenship is needed by U.S. Government.
- BS, MS or PhD in Systems Engineering, Aerospace Engineering, or related technical field.
- Technical Project Lead experience.
- At least 10 years of work experience as a Systems Engineer or related field; at least 5 years working with SysML models in Cameo (or similar tool); experience with software-intensive systems and open architecture.
Nice to have
- Active Top Secret Security Clearance; 10+ years’ experience architecting systems using system modeling tools.
- Proficiency in Java, C/C++ or Python; agile software development experience; familiarity with government open architectures.
Pay
USD $206,000 - $284,000 base salary
Tools
SysML, Cameo, MagicDraw, C/C++, Java, Python
Model-written summary · the original posting is authoritative