Model-Based Systems Engineer (Mid-Level) MMB Solutions LLCModel-Based Systems Engineer (Mid-Level)Dayton, OH$110,000–$180,000MMB Solutions is seeking a mid-level Model-Based Systems Engineer (MBSE) to support the design, development, and integration of advanced distributed systems operating across complex, multi-domain environments. This role involves working within a modern digital engineering ecosystem that enables real-time system modeling, data correlation, and mission-driven decision support across heterogeneous platforms.
Chemical Kinetics Modeling Engineer University of Dayton, OhioChemical Kinetics Modeling EngineerDayton, OhioMinimum Qualifications: Master’s degree in Chemical Engineering, Mechanical Engineering, Chemistry, or a closely related STEM field, plus a minimum of 3 years of relevant research experience (or a Bachelor’s degree with 5+ years of highly specialized experience). Position Summary: Join the University of Dayton Research Institute (UDRI) as a Chemical Kinetics Modeling Engineer where you will bring your modeling expertise to develop powerful fuel flow and chemistry simulations!
Model Based Systems Engineer LeidosModel Based Systems EngineerDayton, OhioThe Defense Sector at Leidos currently has an opening for a cleared Model Based Systems Engineer on the Digital Infrastructure Network Manager (DINM) Program in Orlando, Dayton, or Northern Virginia. August 3, 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.
NewModel-Based Systems Engineer (Journeyman) - Active Top Secret Clearance Macpower Digital Assets Edge Private LimitedModel-Based Systems Engineer (Journeyman) - Active Top Secret ClearanceDayton, OH$90,000–$185,000 / yearBasic Qualifications: Bachelor's degree in systems engineering, software engineering, test engineering, or related field plus 8-12 years of relevant experience; or Master's degree plus 6-10 years; or 12+ years without degree. Develop system structure and behavior using MBSE tools like NoMagic Cameo Systems Modeler (CSM).
Model-Based Systems Engineer MBSE Cornerstone Signals & Cyber Technologies LLCModel-Based Systems Engineer MBSEWPAFB, OHFull timeCornerstone Signals & Cyber Technologies LLC is a certified Small Business, Service-Disabled Veteran-Owned Small Business (SDVOSB), Woman-Owned Small Business (WOSB), and Economically Disadvantaged Woman-Owned Small Business (EDWOSB) providing engineering, technical, advisory, intelligence, and program management services to Federal Government customers. Cornerstone is seeking an experienced Senior Model-Based Systems Engineer (MBSE) to support a Digital Engineering (DE) modernization effort focused on migrating legacy Modeling, Simulation, and Analysis (MS&A) tools, algorithms, applications, and engineering processes into a cloud-native Digital Engineering pipeline.
Model-Based Systems Engineer (MBSE) Waypoint Human CapitalModel-Based Systems Engineer (MBSE)Dayton, OhioThis role focuses on applying Model-Based Systems Engineering methodologies to define system architectures, behaviors, and interfaces while ensuring traceability across the system lifecycle. Support architecture development using MBSE tools such as Cameo Systems Modeler, MagicDraw, IBM Rhapsody, or Enterprise Architect.
Principal Model-Based Systems Engineer STRPrincipal Model-Based Systems EngineerDayton, OhioThe ideal candidate will be well-versed in Systems Engineering techniques, Modeling and Simulation, Digital Engineering/MBSE and be excited about opportunities to mentor more junior staff and help foster growth of subject matter expertise across the organization. In addition to modeling in SysML, the Systems Engineer will be responsible for implementing and guiding teams in the customization and automation techniques offered by Cameo to enable multi-disciplinary programs to comply with DoD Digital Engineering goals.
Lead Model-Based Systems Engineer STRLead Model-Based Systems EngineerDayton, OhioThe Systems Engineer should have experience architecting systems, working across the Systems Engineering Lifecycle, a deep understanding of Systems Engineering principles, reverse engineering techniques, and the ability to work with complex software systems and the utilization of Digital Engineering/MBSE to accomplish program goals. The ideal candidate will be experienced in Systems Engineering processes and techniques, Modeling and Simulation, software-based systems, Digital Engineering/MBSE and be excited about opportunities to grow and be a source of subject matter expertise across the organization.
NewAFSIM Modeling Specialist DCS CorpAFSIM Modeling SpecialistDayton, OHYou will collaborate closely with other DCS computer scientists and data analysts to support the customer’s digital engineering initiatives to advance digital engineering initiatives and transition critical capabilities to Air Force programs. Team-Oriented Collaboration: Work effectively with multi-disciplinary teams of software developers, engineers, and data analysts to support complex analytical research and Operator-in-the-Loop studies.
Modeling And Simulation Engineer Leidos Holdings Inc.Modeling And Simulation EngineerDayton, OH$69,550–$125,725 / yearThe successful candidate will use strong technical capabilities and communication skills to collaborate with technical teams of engineers and scientists to develop, upgrade, and integrate models of threat systems in the air domain. 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.
Modeling and Simulation Engineer LeidosModeling and Simulation EngineerDayton, OhioThe successful candidate will use strong technical capabilities and communication skills to collaborate with technical teams of engineers and scientists to develop, upgrade, and integrate models of threat systems in the air domain. February 26, 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.
Senior MBSE Mentor & Modeling Lead University of Dayton, OhioSenior MBSE Mentor & Modeling LeadDayton, OhioThe successful candidate will be responsible for guiding the professional growth of junior modelers, capturing and institutionalizing best practices, and ensuring collaboration, consistency, and quality across the modeling team. Position Summary: Join the University of Dayton Research Institute (UDRI) and be the MBSE expert who leads, mentors, and empowers the next generation of systems modelers!
Modeling & Simulation Specialist | AFSIM Gunslinger Infinity LabsModeling & Simulation Specialist | AFSIM GunslingerDayton, OhioFrom that knowledge, depth, and breadth of understanding, you’ve gained a reputation as a cold-blooded developer capable of meeting deliverable times, hunting down and finding complex scripting issues, and sniffing-out trouble in proposed engineering solutions. In addition, beyond simply meeting project milestones and deadlines, the ideal candidate sees modeling & simulation as a tool to empower decision makers and provides capabilities at the speed of relevance rather than endlessly pursuing “the perfect model”.
AFSIM Modeling and Simulation Engineer LeidosAFSIM Modeling and Simulation EngineerDayton, Ohio$87,100–$157,450 / yearThis role combines strong technical expertise with excellent collaboration skills, working alongside government personnel, contractors, and a team of engineers and scientists to solve complex challenges involving highly advanced systems. December 11, 2025 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.