NewSchool-Based Speech-Language Pathologist (CCC-SLP) | Private Practice Model | Washington, DC The Reading and Language Learning CenterSchool-Based Speech-Language Pathologist (CCC-SLP) | Private Practice Model | Washington, DCVienna, VA$50–$65 / hourThe Reading & Language Learning Center (RLLC), a private speech-language therapy practice, is seeking a DC-licensed Speech-Language Pathologist (CCC-SLP) to provide school-based speech-language therapy services at one of our DC Public Charter School partner locations beginning in Fall 2026 (late August/early September start). \n We are seeking clinicians interested in stable school-year roles with anticipated continuation into future academic years based on school partnership needs.
NewStaff Engineer, Advanced Thermal Modeling Baltimore Aircoil Company, Inc.Staff Engineer, Advanced Thermal ModelingJessup, MD$98,400–$168,900 / yearThe Global Advanced Digital Engineering team is Baltimore Aircoil Company’s (BAC) engine, combining domain SME, software, and automation expertise to build modular, scalable, and reusable engineering capability, including models, methods, tools, CAD and simulation environments, workflows, and digital architectures that improve speed, quality, and consistency of engineering outcomes across BAC’s products, applications, and digital ecosystems. The Staff Engineer, Advanced Thermal Modeling reports to the Principal Engineer, Advanced Thermal Modeling, and operates across BAC’s product portfolio, applications space, and global regions, requiring close coordination with NPI, CPI, Advanced Applications, and Global and Regional business teams, balancing deep technical contribution with cross-functional impact.
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 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.
Enterprise Analytics and Modeling - Quantitative Modeling - Senior Manager Federal National Mortgage AssociationEnterprise Analytics and Modeling - Quantitative Modeling - Senior ManagerReston, VA$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.
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.
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.
Aerospace Systems Engineer - Modeling & Analysis Axient LLCAerospace Systems Engineer - Modeling & AnalysisSuitland, MD$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.
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.
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.
Modeling & Simulation Analyst/Developer Logistics Management InstituteModeling & Simulation Analyst/DeveloperTysons, VASuccessful Forward Deployed Engineers demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software development, analysis, or deployments, and working closely with customers. This role will work and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer including the potential for occasional short-term travel to customer locations across the United States.
Modeling & Simulation Engineer Sedaro CorpModeling & Simulation EngineerArlington, VABachelors degree in physics, applied math, engineering, or similar Experience writing software to model complex physical systems Experience with git, automated testing, and related software development tools & practices Experience validating simulation models against real-world data Experience with data analysis and visualization Able to obtain a TS security clearance. Overview Sedaro is hiring a Modeling & Simulation Engineer to build the high fidelity simulation software that powers our cutting-edge simulation platform and help transform how aerospace technology is built.
Senior Modeling & Simulation Engineer Sedaro CorpSenior Modeling & Simulation EngineerArlington, VA6+ years of applicable engineering experience Bachelors degree in physics, applied math, engineering, or similar Expertise writing software to model complex physical systems Proficiency with git, automated testing, and related software development tools & practices Experience validating simulation models against real-world data Experience with data analysis and visualization Able to obtain a TS security clearance. Overview Sedaro is hiring a Senior Modeling & Simulation Engineer to build the high fidelity simulation software that powers our cutting-edge simulation platform and help transform how aerospace technology is built.
Lead Modeling & Simulation Engineer Sedaro CorpLead Modeling & Simulation EngineerArlington, VA3+ years of applicable engineering experience Bachelors degree in physics, applied math, engineering, or similar Proficiency writing software to model complex physical systems Experience with git, automated testing, and related software development tools & practices Experience validating simulation models against real-world data Experience with data analysis and visualization Able to obtain a TS security clearance. Overview Sedaro is hiring a Lead Modeling & Simulation Engineer to build the high fidelity simulation software that powers our cutting-edge simulation platform and help transform how aerospace technology is built.
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.