[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Leidos jobs](https://jobs.opennash.com/companies/leidos/) · [Search jobs](/search/) Leidos · Dayton, OH # Modeling and Simulation Engineer MBSE - TS/SCI Dayton, OH $87,100.00 - $157,450.00 Operations Listed on Leidos’s official careers site. Posted October 6, 2026. Check that it is still open and apply there. [Apply on Leidos’s careers site →](https://leidos.wd5.myworkdayjobs.com/External/job/Dayton-OH/Modeling-and-Simulation-Engineer---TS-SCI_R-00193860) [OpenNash Jobs](https://jobs.opennash.com/) / [Leidos](https://jobs.opennash.com/companies/leidos/) / Modeling and Simulation Engineer MBSE - TS/SCI ## Job description 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 C4ISR systems. The qualified candidate must also be able to work independently and have effective writing and verbal communication skills. ### Primary Responsibilities Research foreign satellite and C4ISR air systems. Assess capabilities of foreign space systems and C4ISR 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. ### Basic Qualifications 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 C4ISR systems. Strong analytical and communication skills and ability to work individually and with teams. ### Preferred Qualifications Experience working at WPAFB with Intelligence Community models, all-source analysis, radars, aircraft, missiles, space vehicles, MATLAB, Simulink, and Simulink Coder. EIO2024 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 - $157,450.00 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. ## At a glance - Posted by the employer: Oct 6, 2026 - First seen by OpenNash: Oct 11, 2026 - Last checked: Oct 18, 2026 - Listed for: 12 days - Location: Dayton, OH - Pay: $87,100.00 - $157,450.00[Apply on Leidos’s careers site →](https://leidos.wd5.myworkdayjobs.com/External/job/Dayton-OH/Modeling-and-Simulation-Engineer---TS-SCI_R-00193860) ## More jobs at Leidos ### [AFSIM Modeling and Simulation Engineer](https://jobs.opennash.com/companies/leidos/jobs/d58c94d66c9a04adf051/) Dayton, OH ### [Aerospace Modeling and Simulation Engineer](https://jobs.opennash.com/companies/leidos/jobs/79adc84fe002a8651985/) Dayton, OH ### [Aerospace Modeling and Simulation Engineer - TS/SCI](https://jobs.opennash.com/companies/leidos/jobs/50251d9cfbcd6570d5eb/) Dayton, OH ### [Modeling and Simulation Engineer - TS/SCI](https://jobs.opennash.com/companies/leidos/jobs/3cd30ebc3a6e5f95cc0f/) Dayton, OH ## Similar jobs at other companies ### [Modeling and Simulation Engineer](https://jobs.opennash.com/companies/lockheed-martin/jobs/3e166ba5389ddac1bf9e/) Lockheed Martin · Uniondale, NY ### [Systems Engineer Senior - Modeling & Simulation](https://jobs.opennash.com/companies/lockheed-martin/jobs/eba570dab882bc1e0d11/) Lockheed Martin · Sunnyvale, CA ### [Modeling Simulation and Analysis Systems Engineer](https://jobs.opennash.com/companies/northrop-grumman/jobs/ad587e28c41cf6556514/) Northrop Grumman · United States-Maryland-Baltimore ### [Radar Modeling Simulation & Analysis Systems Engineer](https://jobs.opennash.com/companies/northrop-grumman/jobs/8d15752268f4068fb0f6/) Northrop Grumman · United States-Maryland-Baltimore ### [EW Modeling and Simulation Engineer](https://jobs.opennash.com/companies/bae-systems/jobs/06cb181289a05d28a503/) BAE Systems · Nashua, New Hampshire, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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