Counterintelligence jobs in mclean, va

Fort Belvoir, Virginia

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Today

Overview The Onsite Lead - Counterintelligence serves as the primary point of contact between the Contracting Officer's Representative and Program Manager for all counterintelligence support operations. This position maintains a dual-focus responsibility structure: 49% dedicated to leadership and oversight functions, and 51% allocated to direct counterintelligence contributions. The incumbent ensures seamless cross-functional collaboration across security disciplines while maintaining operation

Full-time

USD 148,000.00 - 163,000.00 per year

Counterintelligence Threat Technical Analyst

Springfield, Virginia

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Today

MANTECH seeks a motivated, career and customer-oriented Counterintelligence Threat Technical Analyst to join our team in Springfield, VA. The Counterintelligence Threat Technical Analyst will leverage their strong technical background and knowledge to support the Sponsor?s mission by providing expert threat analysis and cyber defense support. Responsibilities include but are not limited to: Guaranteeing the completion of accurate and timely reports, ensuring all processes and activities align

Full-time

Counterintelligence Officer

Springfield, Virginia

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Today

MANTECH seeks a motivated, career and customer-oriented Counterintelligence Officer to join our team in Springfield, VA. Responsibilities Conduct defensive CI operations to protect missions, personnel, programs, technology, and information systems from intelligence, terrorism, and espionage threats.Research, gather, evaluate, and interpret all-source information to identify and analyze intelligence, terrorism, and espionage threats against organizational and national systems.Provide comprehensi

Full-time

Insider Threat Analyst

Washington, District of Columbia

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Today

A growing cybersecurity firm in DC is seeking an Insider Threat Analyst to identify, investigate, and mitigate potential insider threats across the organization. This role will work closely with security, HR, legal, and management teams to monitor suspicious activity, analyze threat intelligence, and strengthen the organization's insider threat program. Responsibilities Monitor security alerts and investigate potential insider threat and risk activity. Develop and maintain insider threat polic

Easy Apply

Contract

$60 - $67

TSCM Specialist

Fort Belvoir, Virginia

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Today

Overview The Technical Surveillance Countermeasures Specialist executes Technical Surveillance Countermeasures mission activities in support of Defense Threat Reduction Agency security and counterintelligence operations. This position conducts Technical Surveillance Countermeasures surveys and inspections across continental United States and outside the continental United States locations, providing time-sensitive response capabilities to protect sensitive facilities and information from techni

Full-time

USD 142,000.00 - 158,000.00 per year

Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly)

Springfield, 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 Trust

Full-time

Intel Analyst Sr Principal

Chantilly, Virginia

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Today

Job ID: 2614896 Location: Chantilly, VA, US Date Posted: 2026-07-24 Category: Defense/Intel Subcategory: Intel Analyst 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, a leading provider of systems development & deployment, targeting & intelligence analysis, systems engineering & integration, and training capabilities and solutions for the Intellig

Full-time

USD 160,001.00 - 200,000.00 per year

Program Security Representative I

Chantilly, Virginia

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28d ago

At System High Corporation-a Top Washington-Area Workplace (The Washington Post, 2023-2025), a Top Workplaces Culture Excellence honoree (April 2025), and a three-time VETS Indexes 3-Star Employer-we protect and advance the nation's most critical missions. As part of our team, you'll tackle complex security challenges across SAP, SCI, and Collateral programs. If you're driven by national security, innovation, and integrity, we want to hear from you. Position Overview System High Corporation deli

Full-time

Junior Data Engineer

Alexandria, Virginia

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Today

Absolute Business Solutions Corp (ABSC) is not just another tech company. We're a community of innovators, engineers, analysts and business professionals working together with our customers to tackle the most complex challenges. For more than 20 years we've supported critical Department of Defense (DoD), Intelligence Community (IC), Federal Civilian missions and global, multi-national corporations. We specialize in supporting our clients in the Intelligence, Technology, Defense, AI/ML, and Data

Full-time

USD 70,000.00 - 90,000.00 per year

Cryptographic Systems Engineer (CSE)

Chantilly, Virginia

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Today

Cryptographic Systems Engineer (CSE) Chantilly, VA Who We Are Aurex is a mission-focused aerospace and defense company building the next frontier of deterrence. From hypersonics and missile defense to hardened networks and orbital systems, we design, test, and deliver the platforms that turn unproven ideas into battlefield-ready capability. Born in Huntsville and built for speed, Aurex brings together aerospace veterans, combat-tested operators, and forward-leaning technologists to solve problem

Full-time

USD 140,000.00 - 220,000.00 per year

Junior Systems Administrator

Alexandria, Virginia

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Today

Full-time

USD 70,000.00 - 90,000.00 per year

Junior Software Developer

Alexandria, Virginia

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Today

Full-time

USD 80,000.00 - 120,000.00 per year

Mid-Level Software Developer

Reston, Virginia

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Today

Full-time

USD 90,000.00 - 156,000.00 per year

Junior Software Developer

Reston, Virginia

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Today

Full-time

USD 80,000.00 - 121,000.00 per year

Data Scientist

McLean, Virginia

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Today

Overview VTG is seeking a talented and experienced Data Scientist to join our dynamic and innovative team in Herndon, VA/Chantilly, VA. What will you do? Collect, clean, and analyze large, complex datasets from multiple sources.Develop and implement statistical models, predictive analytics, and machine learning algorithms.Design experiments and evaluate models to ensure accuracy, reliability, and scalability.Translate data-driven findings into clear business insights and recommendations.Collab

Full-time

Data Scientist- Senior

Washington, District of Columbia

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Today

Celestar Corporation is currently seeking a Senior Data Scientist seated in the National Capital Region. If interested and qualified, we welcome you to apply for this challenging opportunity. LOCATION: National Capital Region (NCR) CLEARANCE REQUIREMENT: Active TS/SCI with In-Scope Counterintelligence Polygraph Salary: $175,000 - $180,000 About Us: Celestar, a Veteran-Owned Company, is Very Competitive with Salaries and Benefits. For example, we offer Company-Paid Benefits that include Empl

Full-time

USD 175,000.00 - 180,000.00 per year

Junior IT Project Manager

Alexandria, Virginia

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Today

Full-time

USD 90,000.00 - 150,000.00 per year

Junior Scrum Master

Alexandria, Virginia

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Today

Full-time

USD 80,000.00 - 150,000.00 per year

Senior Site Lead - Security Operations

Fort Belvoir, Virginia

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Today

Overview The Senior Site Lead - Security Operations provides comprehensive leadership across all security disciplines and counterintelligence functions supporting the Defense Threat Reduction Agency. This senior-level position is responsible for writing staff actions and formal reports, maintaining currency on evolving security requirements, and supporting Security Education, Training, and Awareness initiatives. The incumbent serves as the primary point of contact for all personnel actions incl

Full-time

USD 145,000.00 - 160,000.00 per year

Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly)

Springfield, 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 92,500.00 - 171,500.00 per year

Counterintelligence jobs in McLean, VA, USA