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ENGINEER/PHYSICIST/MATHEMATICIAN/COMPUTER SCIENTIST/OPERATIONS RESEARCH ANALYST

Indian Head, Maryland

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Today

Summary You will serve as a Subject Matter Expert for Propellants and Energetics Propulsion in the Explosive Ordnance Engineering Group (SEA05E) in the Naval Systems Engineering Directorate (SEA 05) of NAVSEA HQ FIELD SUPPORT. This position is part of the Department of Defense Civilian Acquisition Workforce Personnel Demonstration Project. The NH-04 broadband level encompasses positions equivalent to GS-14 and GS-15. Duties Help You will support Naval munitions and Propulsion Technical Warr

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

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

Mission Engineering Study Lead

Alexandria, Virginia

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Today

Modern Technology Solutions, Inc. (MTSI) is seeking a Mission Engineering Deputy Study Lead to lead a team of engineers and analysts in executing mission engineering studies. The primary worksite is in the Alexandria, VA area in support of the Office of the Undersecretary of War for Research and Engineering (OUSW(R&E)) Mission Integration. You will serve as the senior analytic member of a team of analysts, engineers, and modelers conducting Mission Engineering studies for OUSD R&E in accordance

Full-time

ENGINEER/SCIENTIST

Dahlgren, Virginia

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Today

Summary This is a public notice flyer to notify interested applicants of anticipated vacancies. Applications will not be accepted through this flyer. Interested applicants must follow the directions in the "How to Apply" section of this flyer to be considered. There may or may not be actual vacancies filled from this flyer. Notice of Result letters will not be sent to applicants who respond to this flyer. Duties Help You will serve as a Test and Evaluation Engineer to plan and conduct testin

Full-time

USD 102,415.00 - 158,322.00 per year

Math, Statistics, and Data Analysis Intern

Alexandria, Virginia

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Today

Modern Technology Solutions, Inc. (MTSI) is currently seeking a Math, Statistics, & Data Analysis Intern to join our team in Alexandria, VA for the summer of 2026. Description: The intern will be introduced to MTSI Modeling and Simulation (M&S) best practices and tools and receive formal and informal training in several Operations and Campaign Analysis simulation environments, including AFSIM, EADSim, Scaar, and TAMS. The intern will work with their supervisor, project lead, and associated tea

Full-time

Senior Principal Engineer, Operations Analysis Modeling & Simulation (Onsite)

Washington, District of Columbia

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Today

Date Posted: 2026-01-30 Country: United States of America Location: US-DC-WASHINGTON DC-114 ~ 955 L'Enfant Plaza SW ~ LENFANT, Ste 1400 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything

Full-time

USD 145,600.00 per year

Mission Engineer SME - Team Lead

Arlington, Virginia

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Today

MTSI is seeking a Mission Engineer SME to lead the development and delivery of Mission Engineering Analysis Efforts tailored to mission-critical analysis and engineering solutions. This role combines operations research (ORSA), systems engineering, and mission integration expertise to assess and optimize future capability investments and operational strategies. The ideal candidate is a trusted advisor and technical expert with experience guiding mission-level analyses, conducting risk assessmen

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

Research Lead - AI Cyber Testing & Evaluation

Hybrid in Washington, District of Columbia

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Yesterday

Job Type: Term (Fixed Term) Position Description RAND's Center on AI, Security, and Technology (CAST) , part of the Global and Emerging Risks (GER) Division conducts cutting-edge research on transformative, high-impact technologies-including artificial intelligence and biotechnology-to shape policies that protect global security and advance the public good. You will be responsible for managing significant research budgets and personnel, overseeing complex technical research and policy analysis

Full-time

USD 146,200.00 - 261,400.00 per year

Research Lead - Securing Frontier AI

Hybrid in Washington, District of Columbia

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Yesterday

Full-time

USD 146,200.00 - 261,400.00 per year

AI Security Resident

Hybrid in Washington, District of Columbia

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Yesterday

Job Type: Term (Fixed Term) Overview RAND's Center on AI, Security, and Technology (CAST) , part of the Global and Emerging Risks (GER) Division conducts cutting-edge research on transformative, high-impact technologies-including artificial intelligence and biotechnology-to shape policies that protect global security and advance the public good. Your work will address key questions related to securing AI systems, understanding their cyber capabilities, and examining their policy implications. Y

Full-time

USD 118,500.00 - 261,400.00 per year

Engineering Manager, Data and Knowledge Management

Reston, Virginia

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Today

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. This position requires a

Full-time

USD 156,000.00 - 260,000.00 per year

Computer Network Operations (CNO) Software Engineer

Herndon, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 134,400.00 - 223,400.00 per year

Technical SME / Innovation Lead

Washington, District of Columbia

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8d ago

This position is contingent upon contract award. The Company At ICF, we are driven by the opportunity to solve complex challenges that matter. Our teams combine expertise in science, technology, analytics, and program management to help government clients tackle critical national priorities. We are fearless in exploring new ideas, relentless in delivering results for our clients, and committed to making a meaningful impact. Our multidisciplinary teams collaborate to develop innovative solutions

Full-time

USD 108,006.00 - 183,610.00 per year

Mission Engineer

Remote or Chantilly, Virginia

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Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Full-time

Signal Processing Engineer

Arlington, Virginia

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Today

Today, Electronic Warfare (EW) is a growing enterprise - protecting the warfighter and our national security against ever-adapting threats. The Electronic Warfare Divison at Leidos currently has an opening for a Signal Processing Engineer to support EW programs in Arlington, VA or San Diego, CA. As part of our team, you will focus on improving the robustness and efficacy of sensors and signals in complicated environments. More broadly, you will advance the state of the art in research and advan

Full-time

USD 87,100.00 - 157,450.00 per year

Senior 3D Computer Vision & LiDAR Engineer

Remote or LASARA, Tx

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Today

Description: Remote Our client is seeking a Senior 3D Computer Vision and LiDAR Engineer to design and deploy a rigorous processing pipeline for fused UAV and mobile LiDAR in dense forests. The role will architect scalable Python and C++ components for co-registration, segmentation, and structural modeling to derive empirical 3D tree architectures and biomass. The engineer will implement advanced registration, deep learning for 3D segmentation, and watertight meshing with precise volumetric co

Contract

Principal Electrical Engineer

Remote or Eglin Air Force Base, Florida

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Today

Summary: MTSI is looking for an Electrical Engineer with an emphasis in air vehicle avionics, schematics, electrical signals, and power systems. The candidate shall have knowledge of electronics engineering in support of the design, development, testing and evaluation, implementation, maintenance, production and sustainment of new and existing weapon systems and their subsystems. They shall apply an understanding of system and subsystem-level hardware and software integration, systems requireme

Full-time

SCA-Drafter/CAD Operator II

Remote

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Today

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what's possible. Job Description: Job Posting Ready to put your skills to work on Technical or Engineer

Full-time

USD 15.68 per hour

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