AFSIM Modeling and Simulation Specialist DCS CorpAFSIM Modeling and Simulation SpecialistReston, VirginiaAs part of our team, you’ll work in Reston, VA, supporting advanced defense technologies and R&D efforts alongside experts in simulation integration, state‑of‑the‑art modeling tools, and seasoned military SMEs. Your work will drive capability assessments for emerging military technologies and ensure the tools and methodologies we use effectively inform decision‑makers across the Department of Defense.
Model-Based Systems Engineer LeidosModel-Based Systems EngineerAnnandale, VA$69,550–$125,725Bachelor’s degree in engineering or related field with 2+ years of prior relevant experience or a master’s degree with at least a year experience in one of these areas: systems engineering, software engineering, test engineering or related field. March 30, 2026For 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 Model Based Systems Engineer LeidosSenior Model Based Systems EngineerAlexandria, VA$107,900–$195,050Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field. Your role will directly support our diverse portfolio of programs through a combination of requirements and design architecture analysis; MBSE Model development; mentoring junior engineers and assisting technical leadership develop briefing material.
Enterprise Analytics and Modeling - Quantitative Modeling - Senior Manager Federal National Mortgage AssociationEnterprise Analytics and Modeling - Quantitative Modeling - Senior ManagerWashington, DC$175,000–$239,000 / yearThe Modeling and Analytics - Quantitative Modeling - Senior Manager role will offer you the flexibility to make each day your own, while working alongside people who care so that you can deliver on the following responsibilities: Lead a team responsible for the research, development, calibration, implementation, and ongoing monitoring of mortgage prepayment, valuation, and market-risk models. The manager will partner closely with Capital Markets, Market Risk, Model Risk Management, Validation, Technology, and model users to ensure that models are analytically sound, operationally reliable, and responsive to evolving business needs.
Enterprise Analytics And Modeling - Quantitative Modeling - Senior Manager Fannie Mae CorpEnterprise Analytics And Modeling - Quantitative Modeling - Senior ManagerWashington, DC$175,000–$239,000 / yearThe Modeling and Analytics- Quantitative Modeling- Senior Manager role will offer you the flexibility to make each day your own, while working alongside people who care so that you can deliver on the following responsibilities: Lead a team responsible for the research, development, calibration, implementation, and ongoing monitoring of mortgage prepayment, valuation, and market-risk models. The manager will partner closely with Capital Markets, Market Risk, Model Risk Management, Validation, Technology, and model users to ensure that models are analytically sound, operationally reliable, and responsive to evolving business needs.
Senior Modeling Engineer - TS/SCI Polygraph Required Leidos Holdings IncSenior Modeling Engineer - TS/SCI Polygraph RequiredReston, VA$131,300–$237,350 / yearThis position focuses on advanced structural modeling of complex facilities, critical infrastructure, and target environments to enable Countering Weapons of Mass Destruction and Hard and Deeply Buried Target vulnerability and defeat assessments. In this role, you will lead 3D Building Information Modeling efforts, manage cross-domain data movement between unclassified and classified networks, and perform field surveys using LiDAR and point cloud technologies.
Business Analyst with expertise in Loan IQ and data modeling PeopleNTech LLCBusiness Analyst with expertise in Loan IQ and data modelingAlexandria, VA$80–$82 / hourThis role involves working closely with business stakeholders, data architects, and engineering teams to define and deliver robust data solutions that support compliance, reporting, and analytics. The ideal candidate will have deep domain expertise in Derivatives, Finance, Cash, Loans, and Commitments, along with a strong understanding of Regulatory Reporting requirements.
Cost Analyst / Cost Modeling Subject Matter Expert (SME) - DOT BizFirstCost Analyst / Cost Modeling Subject Matter Expert (SME) - DOTWashingtonOwn the design, modernization, and monthly operation of cost allocation and rate models for a federal Working Capital Fund's IT shared-service portfolio — replacing legacy spreadsheet methodologies with transparent, documented, reproducible models that recover full cost, prevent cross-subsidization among 11 customer organizations, and target near-zero retained earnings. · Develop, modernize, and sustain cost allocation models for legacy (commodity) and newly incorporated programmatic IT shared services, with full data lineage from source financial data through cost pools, drivers, and allocation logic to final billing outputs.
Aircraft Propulsion Flow Modeling Engineer Peraton IncAircraft Propulsion Flow Modeling EngineerMD$112,000–$179,000 / yearCFD Tool Experience: Working knowledge and experience with CharLES and/or Large Eddy Simulation (LES) tools for modeling aircraft-related flows or gas turbine engine flows. Current projects include the need to reduce flow separation, predict flow induced forcing on nozzles and inlets, and analyze heat transfer for current and future Navy aircraft systems.
LOB Consumer Credit Risk Advisor - Data, Modeling & Analytics PNC BankLOB Consumer Credit Risk Advisor - Data, Modeling & AnalyticsTysons Corner, OhioManages and updates credit transaction models utilized within defined asset class and activity and ensures adherence to model management processes (i.e., model validation, testing, maintenance) by ensuring the appropriate resources are in place to adhere to guidance. Analytical Thinking, Commercial Real Estate, Competitive Advantages, Consumer Lending, Credit Risk Management, Data Analytics, Decision Making, Financial Operations, Portfolio Risk, Risk Appetite Competencies .
Aircraft Propulsion Flow Modeling Engineer PeratonAircraft Propulsion Flow Modeling EngineerGovernment Site, Maryland$112,000–$179,000 / yearFull timeCFD Tool Experience: Working knowledge and experience with CharLES and/or Large Eddy Simulation (LES) tools for modeling aircraft-related flows or gas turbine engine flows. Current projects include the need to reduce flow separation, predict flow induced forcing on nozzles and inlets, and analyze heat transfer for current and future Navy aircraft systems.
New2027 PhD Graduate - Computational Geospace Modeling Research Scientist Johns Hopkins University Applied Physics Laboratory LLC2027 PhD Graduate - Computational Geospace Modeling Research ScientistLaurel, MDThe successful candidate will have a demonstrable record of publishing original research in peer-reviewed journals, participation and leadership in proposal development, collaboration with multidisciplinary research teams, and contributions to externally funded research and development programs. Research activities include the development and coupling of large-scale numerical models, scientific software engineering, model validation, data assimilation, satellite drag prediction, upper-atmosphere dynamics, and comparisons with satellite and ground-based observations.
Postdoctoral Fellow in Medical Image Segmentation and Multiphysics Modeling for MR-Guided Brain Hyperthermia - Radiation Oncology University of Maryland School of MedicinePostdoctoral Fellow in Medical Image Segmentation and Multiphysics Modeling for MR-Guided Brain Hyperthermia - Radiation OncologyBaltimore, MDDr. Rodrigues brings 18 years of research experience in computational modeling, applicator design, and experimental validation, together with more than 12 years of clinical hyperthermia experience and leadership service in major international thermal therapy societies. The fellow will also develop and evaluate multiphysics computational models coupling microwave electromagnetic energy deposition with bioheat transfer to predict specific absorption rate and temperature distributions in the brain and surrounding tissues.
NewSkillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer Northrop GrummanSkillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems EngineerBaltimore, MD$108,800–$163,200 / yearBasic Qualifications for Skillbridge Senior Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree. Basic Qualifications for Skillbridge Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 5 years of experience, a Master's degree with 3 years of experience or a PhD with 1 year of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Technical SETA SME – Machine Learning, Modeling & Simulation GuidehouseTechnical SETA SME – Machine Learning, Modeling & SimulationBethesda, MarylandCompensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. Master’s degree or PhD in physics, mathematics, computer science, or relevant engineering fields (electrical, computer, systems, software) with FOUR (4) or more years of work experience.
Technical Seta SME - Machine Learning, Modeling & Simulation GuidehouseTechnical Seta SME - Machine Learning, Modeling & SimulationBethesda, MD$98,000–$163,000 / yearCompensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. What Would Be Nice To Have: Master's degree or PhD in physics, mathematics, computer science, or relevant engineering fields (electrical, computer, systems, software) with FOUR (4) or more years of work experience.
2027 PhD Graduate - Computational Geospace Modeling Research Scientist Johns Hopkins Applied Physics Laboratory2027 PhD Graduate - Computational Geospace Modeling Research ScientistLaurel, MarylandFull timeThe successful candidate will have a demonstrable record of publishing original research in peer-reviewed journals, participation and leadership in proposal development, collaboration with multidisciplinary research teams, and contributions to externally funded research and development programs. Research activities include the development and coupling of large-scale numerical models, scientific software engineering, model validation, data assimilation, satellite drag prediction, upper-atmosphere dynamics, and comparisons with satellite and ground-based observations.
Staff Engineer Thermal Modeling Baltimore Aircoil Company, Inc.Staff Engineer Thermal ModelingJessup, MD$90,000–$154,100 / yearPart timeThis engineer is charged with developing thermal models for BAC’s global product lines to address the thermal rating needs of the global engineering product platforms, new product introduction (NPI) initiatives, thermal modeling group scalability, innovation, sustaining activities, and regulatory certification. Experience developing thermal performance models for heat rejection equipment (cooling towers, dry coolers, dry condensers, evaporative coolers/condensers, adiabatic systems, and hybrid designs), incorporating airflow, heat transfer, and mass transfer behavior.
Senior Modeling Engineer - TS/SCI Polygraph Required LeidosSenior Modeling Engineer - TS/SCI Polygraph RequiredReston, VirginiaThis position focuses on advanced structural modeling of complex facilities, critical infrastructure, and target environments to enable Countering Weapons of Mass Destruction and Hard and Deeply Buried Target vulnerability and defeat assessments. In this role, you will lead 3D Building Information Modeling efforts, manage cross-domain data movement between unclassified and classified networks, and perform field surveys using LiDAR and point cloud technologies.
Expert Level Modeling, Simulation, and Analysis Engineer Peraton IncExpert Level Modeling, Simulation, and Analysis EngineerSpringfield, VA$146,000–$234,000 / yearRequired: Bachelor's degree or higher in Computer Science, Information Technology, Engineering, Engineering Management, Mathematics, or a related STEM field, or equivalent additional experience. 18+ years of experience supporting modeling, simulation, analysis, and/or Operations Research in large, complex System-of-Systems or Service-Oriented Architecture environments.