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Arlington, Virginia

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Today

Job Family: Data Science Consulting Travel Required: Up to 10% Clearance Required: Ability to Obtain Public Trust What You Will Do: Guidehouse is seeking a Data Scientist, Modeling Lead to join our AI & Data Defense and Security Segment, where the individual will lead modeling efforts, and help clients maximize the value of their data and automate business processes. The individual will work with clients to implement the full spectrum of data analytics and data science, from data querying and

Full-time

Data Scientist (Fraud Modeling Lead)

Remote

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8d ago

Job Title: Data Scientist (Fraud Modeling Lead)Location: Remote (Federal Project)Duration: Contract Job Description:We are seeking an experienced Data Scientist (Fraud Modeling Lead) to design and implement advanced fraud detection and risk modeling solutions. The ideal candidate will have strong expertise in machine learning, anomaly detection, and model deployment, with experience working in regulated environments. This role will focus on building scalable fraud models, implementing human-in-t

Easy Apply

Contract

Depends on Experience

Lead Modeling and Simulation Solutions Architect

Hybrid in Reston, Virginia

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Today

Job Number: R0233295 Modeling and Simulation Solutions Architect, Lead The Opportunity: Designs and implements effective AI solution architecture or strategy utilizing approaches of various AI technologies and methods to address clients' business problems and needs, while complying with the organization's strategies and business goals, and key ethical considerations. Applies leading-edge principles, theories, and concepts, contributes to the development of new principles and concepts. Works on

Full-time

USD 112,800.00 - 257,000.00 per year

Lead, Systems Engineering - Modeling & Simulation

Herndon, Virginia

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 127,500.00 - 236,500.00 per year

Lead Engineer - Reactor System Modeling (Remote Eligible, U.S.)

Remote

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Today

Job Description Summary The Lead Engineer - Reactor System Modeling works within the Simulation Assisted Engineering (SAE) team by enabling LEAN integrated plant design (IPD) using modern digital engineering tools and techniques. The main responsibility of this position is the ownership of reactor thermal-hydraulic and neutronics models which are connected to complete balance of plant models. The main tool used for this work is the TRACG system code. Job Description Essential Responsibilities:

Full-time

USD 85,600.00 - 164,000.00 per year

Modeling and Simulation Engineer

Alexandria, Virginia

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Today

Modern Technology Solutions, Inc. (MTSI) is seeking a Modeling and Simulation Engineer Analyst to join our team, primarily working on-site in classified spaces and in secure government facilities within the National Capitol Region. You will help meet the requirements of our expanding customer base in the National Defense sector. This includes working directly with customers, study leads, and model developers to create and execute analysis plans in various simulation environments, including AFSIM

Full-time

Senior Modeling and Simulation Engineer

Alexandria, Virginia

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Today

Modern Technology Solutions, Inc. (MTSI) is seeking a Senior Modeling and Simulation Engineer Analyst to join our team, primarily working on-site in classified spaces and in secure government facilities within the National Capitol Region. You will help meet the requirements of our expanding customer base in the National Defense sector. This includes working directly with customers, study leads, and model developers to create and execute analysis plans in various simulation environments, includin

Full-time

Senior Software Engineer, Modeling & Simulation (Active Clearance)

Washington, District of Columbia

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Today

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Full-time

USD 191,000.00 - 253,000.00 per year

Modeling and Simulation Engineer

Chantilly, Virginia

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Yesterday

Job ID: T2510923 Location: Chantilly, VA, US Date Posted: 2026-03-05 Category: Engineering and Sciences Subcategory: Modeling/Sim Engr Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking an experienced Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful applicant will demonstrate flexibility in task exe

Full-time

Modeling and Simulation Analysis/Operational Analysis Engineer

McLean, Virginia

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Today

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting im

Full-time

USD 80,000.00 - 100,000.00 per year

Radiation Belt Theory & Modeling Researcher

Laurel, Maryland

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Today

Description Are you searching for compelling work in the theory and modeling of radiation and energetic particle dynamics in geospace? Are you passionate about applying cutting-edge space plasma physics research to outstanding challenges for national security? If so, we're looking for someone like you to join our team at APL! We are seeking a seniorSpace Plasma Physicist to join an existing numerical simulation and modeling team to conduct basic scientific research on radiation belts of Eart

Full-time

Radiation Belt Theory & Modeling Researcher

Laurel, Maryland

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Today

Full-time

Machine Learning Modeling and Simulation Engineer

Chantilly, Virginia

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Yesterday

Job ID: 2610347 Location: Chantilly, VA, US Date Posted: 2026-03-17 Category: Engineering and Sciences Subcategory: Modeling/Sim Engr Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an experienced Machine Learning Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful applicant will demonstrate flexibili

Full-time

Modeling & Simulation Engineer

Remote or Washington, District of Columbia

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Today

Overview SimVentions is seeking a Modeling & Simulation Engineer to join our team! This individual will work alongside programmatic and technical experts within the program office. This includes a wide-range of M&S assets, including: digital system representations, virtual twins, system level and combat system digital test beds throughout the detect to engage sequence, Systems Engineering (SE) and Test & Evaluation (T&E) tools, target simulations/stimulators, digital and hardware threat represe

Full-time

USD 84,000.00 - 120,000.00 per year

Modeling & Simulation Engineer / Analyst for ISRT & BMC2 Applications

Laurel, Maryland

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Today

Description Are you passionate about modeling and analyzing complex operational environments to explore innovative ways of creating impactful information from a wide-ranging ensemble of sensors and sources of data? Do you want to advance US capabilities in Intelligence, Surveillance, Reconnaissance, and Targeting and Battle Management Command and Control (BMC2)? If so, the ISR and Targeting Applications Group at the Applied Physics Lab is looking for you! We are seeking a creative engineer a

Full-time

USD 100,000.00 per year

Modeling & Simulation Engineer / Analyst for ISRT & BMC2 Applications

Laurel, Maryland

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Today

Full-time

Modeling & Simulation Engineer / Analyst for ISRT & BMC2 Applications

Laurel, Maryland

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Today

Full-time

Senior Specialist, Systems Engineer - Modeling and Simulation

Springfield, Virginia

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Today

Full-time

Sensor Modeling & Simulation Software Developer

Chantilly, Virginia

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Today

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Full-time

USD 129,000.00 - 249,600.00 per year

Missile Modeling & Flight Test Planning Engineer

Laurel, Maryland

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Today

Description Are you interested in the performance and flight testing of our nation 's premier missile systems? Do you enjoy solving challenging problems with a well rounded team of engineers? We are seeking an engineer to help us with the technical challenges associated with the missile and reentry systems deployed as part of our Nation's premier strategic ballistic missile systems. As a member of our team, you'll be making critical contributions to ensure the effectiveness of these systems,

Full-time

USD 100,000.00 per year

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