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.
Model-Based Systems Engineer LeidosModel-Based Systems EngineerWashington, DC$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.
Modeling, Simulation and Analysis Engineer (Senior-Level) - TS/SCI Clearance Required Core-CSI LLC.Modeling, Simulation and Analysis Engineer (Senior-Level) - TS/SCI Clearance RequiredSpringfield, VAFull timeCore-CSI is seeking talented Modeling, Simulation and Analysis Engineer (Senior-Level).Overall Assignment Description:Senior-level Modeling, Simulation and Analysis (MS&A) Engineers guide and conduct modeling, simulation and analysis activities in support of business stakeholders, analysts, and warfighters to define and analyze system and data requirements to support NGA business and mission processes to ensure timely and accurate GEOINT.Duties may include:Guides the development and use of complex models, tools and algorithms to identify trends and patterns in Big Data. Guides modeling NGA's architectures, requirements, and systems performance and considers NGA and NSG strategies and overall vision for the future of GEOINT.Guides the creation of models to support analysis of alternatives, performance trades, design trades and new capabilities and develops alternatives for deployment based on MS&A results in existing NSG architectures and cloud environments.
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.
Aerospace Modeling & Simulation Software Engineer (TS/SCI) MaxaarAerospace Modeling & Simulation Software Engineer (TS/SCI)Herndon, VirginiaThis is a hands-on technical role for a software developer with an aerospace mindset—someone who enjoys designing practical tools, improving simulation capabilities, working with large technical datasets, and translating complex mission needs into reliable, maintainable software. Bachelor’s degree from an accredited college or university in Computer Science, Software Engineering, Aerospace Engineering, Electrical Engineering, Mechanical Engineering, Mathematics, Physics, or a related technical field.
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.
NewOrbit Analyst and Space Application Modeling Science Applications International CorpOrbit Analyst and Space Application ModelingChantilly, VA$120,001–$160,000 / yearThis Orbit Analyst and Space Modeling role will work in a collaborative team-focused environment in prototyping, designing, and integrating tools which will be used in modeling and simulating space vehicle missions. Your role will be to provide expertise and proficiency to develop algorithms, support modeling and simulation efforts and provide orbit analytic skills to conduct analyses to support physics-based modeling for space mission applications.
Predictive Modeling Analyst IV ArcfieldPredictive Modeling Analyst IVChantilly, VirginiaFull timeThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Our solution areas include space mission engineering, atmospheric science, digital engineering, mission assurance, and advances in modeling and simulation that together with our enterprise-wide adoption of artificial intelligence and machine learning, lead to better systems and timely, reliable decision-making.
Software Engineer, Agentic Modeling & Simulation (Systems Engineer, Sr) Redwire SpaceSoftware Engineer, Agentic Modeling & Simulation (Systems Engineer, Sr)Chantilly, Virginia$93,000–$150,000 / yearYou will work across simulation, data, and systems engineering teams to deliver intelligent, reliable, and mission‑aligned agentic capabilities supporting aerospace, defense, and other high‑integrity environments. To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
Quantitative Modeling –Interest Rate Derivatives- Manager Fannie MaeQuantitative Modeling –Interest Rate Derivatives- ManagerWashington, District of Columbia$155,000–$209,000 / yearThe Quantitative Modeling –Interest Rate Derivatives- 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: Manage the application of mathematical, statistical, and econometric techniques to provide innovative, thorough, and practical solutions that support business strategies and initiatives. As a valued leader on our team, you will manage the work of a team whose staff conduct theoretical and empirical research with public and proprietary data in all areas of mortgage finance business, with a focus on financial valuation and counterparty risk of interest rate derivatives as well as hedge accounting.
Quantitative Modeling -Interest Rate Derivatives- Manager Federal National Mortgage AssociationQuantitative Modeling -Interest Rate Derivatives- ManagerWashington, DC$155,000–$209,000 / yearThe Quantitative Modeling -Interest Rate Derivatives- 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: Manage the application of mathematical, statistical, and econometric techniques to provide innovative, thorough, and practical solutions that support business strategies and initiatives. As a valued leader on our team, you will manage the work of a team whose staff conduct theoretical and empirical research with public and proprietary data in all areas of mortgage finance business, with a focus on financial valuation and counterparty risk of interest rate derivatives as well as hedge accounting.
Software Engineer, Agentic Modeling & Simulation (Systems Engineer, Sr) Redwire CorpSoftware Engineer, Agentic Modeling & Simulation (Systems Engineer, Sr)Chantilly, VA$93,000–$150,000 / yearYou will work across simulation, data, and systems engineering teams to deliver intelligent, reliable, and mission‑aligned agentic capabilities supporting aerospace, defense, and other high‑integrity environments. To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
Cost Modeling SME (Federal Agency - Contingent Upon Award) Aalis Management ConsultingCost Modeling SME (Federal Agency - Contingent Upon Award)Washington, DCFull timeVisit us at www.aalismc.com Proposal: (Contingent Upon Award)Title: Cost Modeling SME (Federal Agency - Contingent Upon Award)Client: Federal AgencyLocation: Washington, D.C. - OnsiteClearance: Public TrustSecurity Clearance Statement: This position requires a government security clearance; the applicant must be a U.S. Citizen for consideration. The Cost Modeling SME will provide subject matter expertise in full-cost accounting, cost allocation methodologies, rate development, chargeback models, and financial management operations supporting federal working capital and revolving fund environments.
Deals Services - Manager, Strategic Finance And Fp&A, Advanced Decision Modeling RSMDeals Services - Manager, Strategic Finance And Fp&A, Advanced Decision ModelingMclean, VA$112,100–$225,500 / yearThe salary range (or starting rate for interns and associates) for this role represents numerous factors considered in the hiring decisions including, but not limited to, education, skills, work experience, certifications, location, etc. Develops and reviews complex, fully integrated financial models, including operating, cash flow, valuation, and transaction models, to support strategic decision-making.
Senior Modeling & Simulation Lead Engineer - Remote Scientific Research CorporationSenior Modeling & Simulation Lead Engineer - RemoteAlexandria, VirginiaRemoteFull timeServing as a key technical advisor during all performer-driven project reviews, including the System Requirements Review (SRR), Integrated Baseline Review (IBR), Preliminary Design Review (PDR), Critical Design Review (CDR), and Technical Interchange Meetings (TIMs), with a focus on M&S-related content. Assessing contract performer strategies for creating and maintaining the "Digital Thread," ensuring data continuity from requirements definition in Model-Based Systems Engineering (MBSE) models through design, simulation, test, and operations.
Aerospace Systems Engineer – Modeling & Analysis AstrionAerospace Systems Engineer – Modeling & AnalysisSuitland, Maryland$110,000–$190,000 / yearCandidates must possess a Bachelor of Science Degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related degree (advanced degrees preferred). Technical writing and communications: ability to convey complex information with clear and precise language, verbal and written, to a wide range of audiences while utilizing a variety of templates and formats.
Predictive Modeling Analyst IV Rite-Solutions IncPredictive Modeling Analyst IVChantilly, VAThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In depth experience in at least one of the following disciplines: Collection Performance, Resource Allocation, Multi-band Remote Sensing, Sensor Engineering, Product Quality, Vehicle Engineering, Orbit Mechanics, Functional Availability, Geolocation Accuracy.
Senior Modeling & Simulation Lead Engineer Remote Scientific Research CorpSenior Modeling & Simulation Lead Engineer RemoteAlexandria, VARemoteServing as a key technical advisor during all performer-driven project reviews, including the System Requirements Review (SRR), Integrated Baseline Review (IBR), Preliminary Design Review (PDR), Critical Design Review (CDR), and Technical Interchange Meetings (TIMs), with a focus on M&S-related content. Assessing contract performer strategies for creating and maintaining the "Digital Thread," ensuring data continuity from requirements definition in Model-Based Systems Engineering (MBSE) models through design, simulation, test, and operations.
Senior Technology Manager Data Semantics and Context Modeling Lululemon Athletica IncSenior Technology Manager Data Semantics and Context ModelingWashington, WA$179,800–$236,000 / yearDefine and maintain canonical enterprise data models and common business entities (e.g., customer/guest, product, store, transaction, inventory).Lead and develop a high-performing team of data and semantic modeling expertsFoster a culture of collaboration, accountability, and continuous improvementQualifications10+ years in data, analytics, or information architecture, with deep experience in data semantics and taxonomyExperience building or managing a centralized semantic layer or metrics platform, data mesh, and data products3+ years in senior leadership managing teams with deep complexity or multiple projectsStrong understanding of: Semantic layers and context modelingBusiness metrics and KPI frameworksData governance and stewardship modelsExperience supporting AI, machine learning, or natural language query and analytics use cases through governed semantic models. Recognizing our teams for their performance and dedication, other components of our total rewards offerings include support of career development, wellbeing, and personal growth:Extended health and dental benefits, and mental health plans Paid time off Savings and retirement plan matching Generous employee discount Fitness & yoga classes Parenthood top-up Extensive catalog of development course offerings People networks, mentorship programs, and leadership series (to name a few) Note: The incentive programs, benefits, and perks have certain eligibility requirements.
Deals Services - Manager, Strategic Finance and FP&A, Advanced Decision Modeling RSM US LLPDeals Services - Manager, Strategic Finance and FP&A, Advanced Decision ModelingMcLean, VA$112,100–$225,500 / yearThe salary range (or starting rate for interns and associates) for this role represents numerous factors considered in the hiring decisions including, but not limited to, education, skills, work experience, certifications, location, etc. Develops and reviews complex, fully integrated financial models, including operating, cash flow, valuation, and transaction models, to support strategic decision-making.