Modeling and Simulation Engineer MBSE - TS​/SCI

Leidos is hiring a Model Based Systems Engineer (MBSE) Modeling and Simulation Engineer with an active DoD TS/SCI clearance at Wright-Patterson Air Force Base, Ohio. We need an engineer with experience developing space and counter-space models, air models, and simulations in support of intelligence analysis objectives. The engineer will work to design, develop, test, and document systems and networks in SysML Cameo System Modeler.

Candidates must have Model-Based Systems Engineering (MBSE) and SysML diagraming skills and have knowledge in aerospace C4

ISR systems. The qualified candidate must also be able to work independently and have effective writing and verbal communication skills.

• Research foreign satellite and C4
  
  ISR air systems.
• Assess capabilities of foreign space systems and C4
  
  ISR air systems.
• Incorporate space and air models or components or entire vehicles into current modeling environment.
• Produce high confidence answers to problems of interest on space and air systems.
• Produce large scale/reverse engineered system simulations of space and air vehicles.

• Active TS/SCI security clearance.
• Bachelor’s degree in related field and 4+ years of experience or MS in related field and 2+ yrs of experience.
• Additional experience may be considered in lieu of a degree.
• Experience in Model Based Systems Engineering (MBSE).
• Experience in SysML diagramming tools (Cameo System Modeler, IBM Rhapsody, etc.).
• Basic understanding of aerospace C4
  
  ISR systems.
• Strong analytical and communication skills and ability to work individually and with teams.

• Experience working at WPAFB with Intelligence Community models, all-source analysis, radars, aircraft, missiles, space vehicles, MATLAB, Simulink, and Simulink Coder.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:
October 5, 2026 For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $87,100.00 - $

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave
• Retirement

More details are available here.

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a  email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.