STR
Lead Model-Based Systems Engineer
$157K–$224K
Arlington, VA +3 · Full-time · Posted Jan 9, 2026
- Location
- Arlington, VA
Arlington, Virginia, United States
Dayton, Ohio, United States
Woburn, Massachusetts, United States - Experience
- Minimum 8 years as a Systems Engineer or related field; minimum 3 years architecting systems using system modeling tools (SysML in Cameo). Preferred: 5+ years in system modeling tools (SysML in Cameo).
- Education
- BS, MS or PhD in Systems Engineering, Computer Science, Aerospace Engineering, Electrical Engineering, or a related technical field.
- Visa sponsorship
- U.S. citizenship is needed by the U.S. Government for the required Active DoD Top Secret Clearance with SCI eligibility.
About the job
Lead model-based systems engineering for DoD software-intensive systems, from requirements analysis and architecture through development and deployment.
What you'll do
- Reverse-engineer software implementations, derive and define requirements, and identify gaps between requirements and system capabilities.
- Create requirements and system documentation, including SysML models, and implement MBSE approaches using SysML in Cameo.
- Work with domain experts and software teams to design, integrate, and deploy advanced software systems across the lifecycle.
What they ask for
- Active DoD Top Secret Clearance with SCI eligibility; U.S. citizenship is required by the U.S. Government.
- BS, MS or PhD in Systems Engineering, Computer Science, Aerospace Engineering, Electrical Engineering, or a related technical field.
- Experience implementing open architectures and integrating large-scale software-intensive and platform systems; ability to derive and translate requirements into software development tasks.
- Minimum 8 years of work experience as a Systems Engineer or related field, including minimum 3 years architecting systems using system modeling tools (SysML in Cameo).
Nice to have
- Domain familiarity in one or more listed areas, such as mission planning, C2 systems, Sensor Resource Management, Electronic Warfare, cloud-based software deployment, or Government Open System Architectures.
- 5+ years using SysML in Cameo; experience porting models/designs from SparxEA to Cameo; Java, Python, object-oriented programming, or agile software development experience/certification.
Pay
USD $157,000 - $224,000 base salary
Tools
SysML, Cameo, SparxEA, Java, Python
AI focus
No AI work is specified for this role.
Model-written summary · the original posting is authoritative