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Vienna, Virginia

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Today

Physical Security Support Specialist As required by our governmental client, this position requires an activeTS/Sensitive Compartmental Information (SCI) clearance to be considered. A government contract requires that this position be restricted to provide documentation that you are a U.S. citizen or legal permanent resident to qualify. The Physical Security Support Specialist will assist with ensuring Treasury collateral and Sensitive Compartmentalized Information Facilities (SCIF) spaces opera

Full-time

Compensation information provided in the description

Security Specialist - Administrative

Arlington, Virginia

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7d ago

Position Overview System High Corporation delivers the most advanced protection and secrecy solutions to secure and strengthen critical missions, programs, operations, and intelligence activities. We are seeking a Security Administrator to join our team to help contribute to our success and help us solve problems with innovation through intelligence. The Security Administrator will provide security administrative support to the Client. Security administrative support includes, but is not limited

Full-time

Security/COMSEC Specialist

Washington, District of Columbia

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Today

One Federal Solution (OFS) seeks an experienced Security/COMSEC Specialist to support our Department of State, Office of Emergency Management (OEM) customer. The selected candidate will provide personnel, information, physical, industrial, and communications security (COMSEC) support for classified programs while ensuring compliance with Federal security policies, procedures, and regulations. This position supports day-to-day security operations, COMSEC account management, access control, classi

Full-time

IT Security Specialist - Penetration Tester

Silver Spring, Maryland

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Today

Job Title: IT Security Specialist - Penetration Tester Location: Hybrid (Reside within a commutable distance of Silver Spring, MD to work onsite as required) Citizenship: Security Clearance: Moderate Public Trust AttainX, Inc. is in search of a highly energetic Penetration Tester to join our team on a cyber security program supporting our US federal government client. Are you a seasoned penetration tester with a passion for uncovering vulnerabilities and securing complex systems? We're lookin

Full-time

USD 125,000.00 - 150,000.00 per year

Industrial Security Specialist

Arlington, Virginia

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7d ago

Position Overview System High Corporation delivers the most advanced protection and secrecy solutions to secure and strengthen critical missions, programs, operations, and intelligence activities. We are seeking an Industrial Security Specialist to join our team to help contribute to our success and help us solve problems with innovation through intelligence. The Industrial Security Specialist shall support the customer in establishing security requirements for OCONUS Maintenance Repair Overhaul

Full-time

Personnel Security Specialist

Chantilly, Virginia

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Today

Job ID: 2614187 Location: Chantilly, VA, US Date Posted: 2026-07-01 Category: Security Subcategory: Security Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ?SAIC is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings ac

Full-time

USD 160,001.00 - 200,000.00 per year

Information Systems Security Specialist

Arlington, Virginia

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Today

Our Partner, as a prime contractor to the Government Customer, performs investigations to develop a preliminary diagnosis of the severity of breaches. They provide remote and onsite advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation and resolution using host-based and network-based cybersecurity analysis capabilities. They are seeking an Information Systems Security Specialist to support this critical customer mission. Responsibilities

Full-time

Classification Management Security Specialist

Springfield, Virginia

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Today

Job ID: 2613629 Location: Springfield, VA, US Date Posted: 2026-06-12 Category: Security Subcategory: Security Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an experienced Classification Management Security Specialist to support our Customer's Office of Security. The selected candidate will operate in a dynamic security environme

Full-time

USD 80,001.00 - 120,000.00 per year

Information Systems Security Specialist

Arlington, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

Senior Specialist, Information Security Systems Engineering

Chantilly, 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 106,500.00 - 196,500.00 per year

Information Systems Security Specialist

Washington, District of Columbia

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Today

Overview VTG is seeking a Information System Security Specialist to support the Navy located at the Washington Navy Yard. Position is 100% onsite. What will you do? The Information System Security Specialist is responsible for supporting all aspects of a Program Information Assurance (IA) processes tailored to include minimum qualification standards, fundamental awareness and familiarity to demonstrated competency with specific experience in Cyber Security, Engineering, Test & Evaluation, (T&E

Full-time

USD 80,000.00 - 120,000.00 per year

Sr. Information Systems Security Specialist

Washington, District of Columbia

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Today

Overview VTG is seeking a Sr. Information System Security Specialist to support the Navy located at the Washington Navy Yard. Position is 100% onsite. What will you do? The Information System Security Specialist is responsible for supporting all aspects of a Program Information Assurance (IA) processes tailored to include minimum qualification standards, fundamental awareness and familiarity to demonstrated competency with specific experience in Cyber Security, Engineering, Test & Evaluation,

Full-time

USD 80,000.00 - 130,000.00 per year

Senior Information Systems Security Specialist

Washington, District of Columbia

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Today

Senior Information Systems Security Specialist - Position Description Join a team that's shaping the future of Navy support. ICI Services-a 100% employee-owned company proudly celebrating 26 years of excellence-is seeking a Senior Information Systems Security Specialist to Join our Team in Washington, DC. At ICI Services, our employee-owners drive innovation and deliver mission-focused solutions across the Navy enterprise. Our diverse team of acquisition experts, financial analysts, engineers,

Full-time

Program Security Specialist

Springfield, Virginia

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Today

Job ID: 2611950 Location: Springfield, VA, US Date Posted: 2026-04-28 Category: Security Subcategory: Security Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an experienced Program Security Officer to support our customer's Office of Security. This individual will be required to operate in a diverse security environment that invol

Full-time

USD 80,001.00 - 120,000.00 per year

Information Security Specialist

Arlington, Virginia

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Today

Job Description Overview: We are seeking an experienced Information Security Specialist to support DoD CIO cybersecurity and risk management initiatives. This role focuses on conducting threat and risk assessments of enterprise systems, infrastructure, applications, and databases to evaluate security controls, identify vulnerabilities, and assess overall cybersecurity risk. Key Responsibilities: Conduct threat, vulnerability, and risk assessments across enterprise environments.Evaluate securit

Full-time

Sr. Cyber/Cloud Security Specialist

Washington, District of Columbia

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Today

Overview: GovCIO is currently hiring for a Sr. Cyber/Cloud Security Specialist to serve as Lead Information Technology Specialist (INFOSEC) and Cybersecurity Operations (SECOPS). This position will be hybrid, mostly remote with occasional onsite time as needed (hybrid) at EEOC HQ in Washington, DC. Responsibilities: Serve as Lead Information Technology Specialist (INFOSEC), Cybersecurity Operations (SECOPS) responsible for contributing to the Agency?s IT Security Program, directs SECOPS, coordi

Full-time

Compensation information provided in the description

Industrial Security Specialist

Springfield, Virginia

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Today

Job ID: 2611385 Location: Springfield, VA, US Date Posted: 2026-04-13 Category: Security Subcategory: Security Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an experienced Industrial Security Specialist to support our customer's Office of Security. This individual will be required to operate in a diverse security environment. The

Full-time

USD 80,001.00 - 120,000.00 per year

Senior Specialist, IT Security

Ashburn, Virginia

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Today

Full-time

USD 96,000.00 - 178,000.00 per year

Information Security Specialist

Quantico, Virginia

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Today

About Agile Defense At Agile Defense we know that action defines the outcome and new challenges require new solutions. That's why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next. Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility-leveraging a foundation of speed, flexibility, and ingenuity

Full-time

USD 120,000.00 - 135,000.00 per year

Offensive Security Specialist

Remote

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Today

Role: Penetration Tester / Offensive Security Specialist Location: Remote (Preferably Dallas, TX) Penetration Testing and Offensive Security Specialist to lead and execute advanced adversarial simulations across enterprise environments. The role focuses on identifying exploitable weaknesses across network, application, cloud, human, and physical layers, emulating real-world attacker techniques. The ideal candidate will bring hands-on expertise in multi-vector penetration testing, red teaming, ex

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