[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 # Aerospace Modeling and Simulation Engineer - 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/Aerospace-Modeling-and-Simulation-Engineer---TS-SCI_R-00193881) [OpenNash Jobs](https://jobs.opennash.com/) / [Leidos](https://jobs.opennash.com/companies/leidos/) / Aerospace Modeling and Simulation Engineer - TS/SCI ## Job description Leidos is seeking a motivated, detailed-oriented problem-solver to join our modeling and simulation team as an Aerospace Modeling and Simulation Engineer in Dayton, OH. You will play a valuable part in developing and testing models of aerospace systems, to include air-launched weapons; ballistic missile systems; avionics; hypersonic vehicles; and guidance, navigation, and controls across a wide range of projects and programs. ### Primary Responsibilities Develop, integrate, and test models of aerospace systems based on provided information, research, and engineering principles. Document model performance against requirements. Document algorithm design. Work collaboratively with an engineering team comprised of internal and external team members. Interact with external stakeholders to define requirements and perform model demonstrations. ​ Basic Qualifications: Candidate must possess a Bachelor’s Degree in Aerospace Engineering, Mechanical Engineering, or equivalent degree from an ABET-accredited university Candidate must have 4 or more years of experience Experience with 3DOF/6DOF flight models Experience in MATLAB/Simulink Experience with system level requirements Detailed understanding of the systems engineering process - Demonstrates solid understanding and intuition of the functionality and interdependency of aerospace systems - Strong written and verbal communication skills and attention to detail to communicate clearly with internal and external stakeholders Organizational skills to document work and interface with team members to ensure flow of information Candidate must be a US Citizen and possess a Secret Clearance and meet the eligibility to obtain (and maintain) a TS/SCI Clearance. Candidate must be local to or willing to relocate to the Dayton, OH area. ### Preferred Qualifications Experience in C++ or Python Experience integrating and testing GNC algorithms Experience with ballistic missiles, air-launched missiles, or hypersonic vehicles 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/Aerospace-Modeling-and-Simulation-Engineer---TS-SCI_R-00193881) ## 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 ### [Modeling and Simulation Engineer - TS/SCI](https://jobs.opennash.com/companies/leidos/jobs/3cd30ebc3a6e5f95cc0f/) Dayton, OH ### [Modeling and Simulation Engineer MBSE - TS/SCI](https://jobs.opennash.com/companies/leidos/jobs/e72ec47007781900f584/) 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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