Applied Mathematics jobs in Fort Belvoir, VA

Research Resident, AI Bio Threats and Mitigations

Hybrid in Washington, District of Columbia

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Today

Job Type: Term (Fixed Term) About the Team The RAND Center on AI, Security, and Technology's mission is to understand and address emerging threats to global security, in particular biosecurity and AI security. We believe that biotechnology and frontier AI will be among the most powerful and transformative technologies of the coming decades, and that addressing the risks that accompany them is one of today's most pressing challenges. Our work focuses on understanding these threats and developi

Sponsored

Full-time

USD 90,400.00 per year

Applied Researcher I (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

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Today

Applied Researcher I (AI Foundations, LLM Core and Agentic AI) Overview: At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed t

Full-time

Applied Researcher II (AI Foundations)

McLean, Virginia

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Today

Applied Researcher II (AI Foundations) Overview: At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building world-class a

Full-time

Senior Position, Navigation and Timing 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 126,800.00 - 158,500.00 per year

Data Scientist (Remote)

Remote or Arlington, Virginia

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Today

Job Title: Data Scientist Workplace: Washington DC Metro Area - Remote (candidates MUST BE located in the National Capital Region - DMV) Clearance Required: a TS or CBP BI or DHS Suitability clearance adjudicated within the past 4 years Position Overview: Supports U.S. Customs and Border Protection in the Washington DC area. As a Data Scientist, with little or no supervision, apply expert knowledge in statistical analysis, complex data mining, and artificial intelligence to make value out of dat

Full-time

Junior Aerospace Engineer (Contingent) (Chantilly, VA; Denver Metro Area; ...)

Chantilly, Virginia

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Today

Summary Position Title: Junior Aerospace Engineer (Contingent) Position ID: TA243 Location(s): Hybrid; Greater Denver Metro Area, CO, Northern, VA, Chantilly, VA, Herndon, VA Application Deadline: August 31, 2026 Security Clearance Requirement: TS/SCI Security Clearance Job Description Trusted Space is seeking a Junior Aerospace Engineer to support modeling and simulation activities, test data generation, and integrated demonstration workflows for space-domain missions. The engineer will coll

Full-time

USD 85,000.00 - 130,000.00 per year

Senior Modeling and Simulation Systems Engineer

Fort Belvoir, Virginia

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Today

Description We are seeking a Senior Modeling and Simulation (M&S) Systems Engineer to directly support the Defense Threat Reduction Agency (DTRA). This is a full-time, on-site position located at DTRA Headquarters at Fort Belvoir, VA. In this role, you will serve as the principal technical authority specializing in the characterization, targeting, and defeat modeling of Underground Facilities (UGFs) and hardened deeply buried targets (HDBTs). You will lead the development, evaluation, and inte

Full-time

Data Scientist

Chantilly, Virginia

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Today

ManTech seeks a motivated, career and customer-oriented Data Scientist to join our team in Chantilly, VA. In this dynamic role, you will join a top-tier team of Information Technology and Analytic professionals dedicated to supporting national security through innovative data science and analytics. You will work in a self-contained Big Data environment where the team manages everything from infrastructure and application development to advanced analytics. This position offers numerous opportuni

Full-time

Quantum Scientist and Modeling and Simulation Specialist

Hybrid in Washington, District of Columbia

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Today

Job Number: R0244208 Quantum Scientist and Modeling and Simulation Specialist The Opportunity: Are you excited by the challenge of simulating the future of quantum computing? Do you thrive at the intersection of advanced science, scalable engineering, and mission-driven innovation? If you're eager to turn theoretical possibilities into practical tools that accelerate discovery, we have an opportunity that aligns with your passion. As a Quantum Scientist spe cia lizing in modeling and simulatio

Full-time

USD 77,600.00 - 176,000.00 per year

Quantum Scientist and Error Correction Specialist

Hybrid in Washington, District of Columbia

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Today

Job Number: R0244207 Quantum Scientist and Error Correction Specialist The Opportunity : Are you driven by the challenge of pushing quantum technology to its next frontier? Do you thrive at the intersection of deep science, creative engineering, and mission-focused innovation? If you're excited to turn groundbreaking theory into practical capability, we have an opportunity that aligns with your passion. As a Quantum Error Correction (QEC) Scientist, you will help shape the architecture of nov

Full-time

USD 77,600.00 - 176,000.00 per year

Distinguished Applied Researcher

McLean, Virginia

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Today

Distinguished Applied Researcher Overview: At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building world-class applied

Full-time

Principal Algorithm & Signal Processing Engineer

Arlington, Virginia

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Today

About the Team: The Electronic Warfare and Novel Capabilities Group (EWNC) develops and delivers advanced signal processing algorithms and prototype systems for next-generation radar and electronic warfare technologies. EWNC fosters a culture of innovation and collaboration. We investigate cutting-edge technologies and collaborate with engineers across STR, academic researchers, and industry partners to develop practical solutions to RF sensing and counter-sensing challenges. Our engineers are

Full-time

USD 206,000.00 - 284,000.00 per year

Aerospace Engineer (Contingent) (Chantilly, VA; Denver Metro Area; ...)

Chantilly, Virginia

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Today

Summary Position Title: Aerospace Engineer (Contingent) Position ID: TA244 Location(s): Hybrid; Greater Denver Metro Area, CO, Northern, VA, Chantilly, VA, Herndon, VA Application Deadline: August 31, 2026 Security Clearance Requirement: TS/SCI Security Clearance Job Description Trusted Space is seeking a Modeling and Simulation-focused Aerospace Engineer to support mission-dynamics modeling, simulation environment development, and test/demonstration activities. This engineer will collaborate

Full-time

USD 120,000.00 - 155,000.00 per year

Autonomy Engineer (Contingent) (Chantilly, VA; Denver Metro Area; ...)

Chantilly, Virginia

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Today

Summary Position Title: Autonomy Engineer (Contingent) Position ID: TA242 Location(s): Hybrid; Greater Denver Metro Area, CO, Northern, VA, Chantilly, VA, Herndon, VA Application Deadline: August 31, 2026 Security Clearance Requirement: TS/SCI Security Clearance Job Description Trusted Space is seeking a Mid-Level Autonomy Engineer to build and integrate autonomy algorithms and support performance evaluation in simulation and demonstration environments. The engineer will work across message b

Full-time

USD 135,000.00 - 215,000.00 per year

Lead Modeling and Simulation Engineer

Arlington, Virginia

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Today

Job ID: 2615624 Location: Arlington, VA, US Date Posted: 2026-08-19 Category: Engineering and Sciences Subcategory: Modeling/Sim Engr Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_HYBRID Description SAIC is seeking a Lead Modeling and Simulation Engineer to support the design, development, and execution of AFSIM-based simulation capabilities. This role com

Full-time

USD 160,001.00 - 200,000.00 per year

Jr. DSP Engineer

Chantilly, Virginia

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Today

Why Join Rincon Research Corporation (RRC)? At Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and services for the United States Defense and Intelligence Communities in support of national security. Rincon Research Corporation (RRC), an employee owned company, is seeking a talented, tenacious, results-driven individual to work in a multi-disciplinary R&D environment with similarly motivated electrical engineers

Full-time

USD 98,000.00 - 110,000.00 per year

Senior RF Geolocation Engineer

Washington, District of Columbia

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Today

CHAOS Industries is redefining modern defense with a multi-product portfolio that gives the ultimate advantage-domain dominance. The company's products are powered by Coherent Distributed Networks (CDN ), empowering warfighters, commercial air operators, and border protection teams to act faster, adapt rapidly, and stay ahead of evolving threats. CHAOS Industries was founded in 2022 and has raised a total of $1 billion in funding from leading investors, including 8VC, Accel, and Valor Equity Par

Full-time

USD 180,000.00 - 230,000.00 per year

Staff RF Geolocation Engineer

Washington, District of Columbia

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Today

Full-time

USD 180,000.00 - 230,000.00 per year

Lead Algorithm & Signal Processing Engineer

Arlington, Virginia

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Today

About the Team: The Electronic Warfare and Novel Capabilities Group (EWNC) develops and delivers advanced signal processing algorithms and prototype systems for next-generation radar and electronic warfare technologies. EWNC fosters a culture of innovation and collaboration. We investigate cutting edge technologies and interface with engineers across sectors and divisions at STR and researchers at academic institutions and industry partners to develop practical and effective solutions to RF se

Full-time

USD 157,000.00 - 220,000.00 per year

Applied Mathematics jobs in Fort Belvoir, VA, USA