Security Engineer jobs in District of Columbia

Hybrid in Fulton, Maryland

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Yesterday

Title: Cloud Security Engineer (Azure-Focused)Location: Fulton, MD (Hybrid onsite Tuesdays & Thursdays)Duration: Initial 12-month contract with potential extensionsCompensation: $55.00 $70.00/hour (W2)Work Requirements: US Citizen or Green Card HolderLocal Requirement: Must be local to Fulton, MD Role OverviewWe are seeking a Cloud Security Engineer with a strong Azure security background, where approximately 80% of the role focuses on Microsoft Azure security and 20% supports AWS security ini

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Contract

$65 - $70

Security Engineer

Washington, District of Columbia

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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 93,400.00 - 176,200.00 per year

Security Engineer

Washington, District of Columbia

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Today

Job ID: 2601320 Location: WASHINGTON, DC, US Date Posted: 2026-02-23 Category: Cyber Subcategory: Cybersecurity Ops Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking qualified Security Engineer with expertise in building, managing, and maintaining secure network environments. This role will involve providing day-to-day operational

Full-time

USD 80,001.00 - 120,000.00 per year

Senior Security Engineer

Washington, District of Columbia

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Today

Evolver Federal is seeking a Senior Security Engineer to fulfill a requirement for a potential government client. The Senior Security Engineer is responsible for designing, implementing, and maintaining advanced security solutions to protect federal systems and data. This role prioritizes continuous monitoring, FISMA compliance, and OIG audit readiness while engineering secure architectures, integrating cybersecurity technologies, and ensuring adherence to federal standards such as NIST 800-seri

Full-time

Application Security Engineer

Tysons, Virginia

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Today

Description: Hybrid 3 days onsite in Tysons Corner, VA A private, non-governmental entity that functions as a self-regulatory organization, responsible for oversight, enforcement, and dispute resolution within the securities industry, following the consolidation of earlier regulatory organizations. The organization is currently seeking an Application Security Engineer to support its technology and security initiatives. We can facilitate w2 and corp-to-corp consultants. For our w2 consultants,

Contract

Senior Security Engineer

Fulton, Maryland

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23d ago

Salary: $100.00 - $110.00 /yr. Summary: We are seeking a skilled Security Engineer to join our team and ensure the security and compliance of our AWS cloud infrastructure. Responsibilities: The ideal candidate will be responsible for verifying that the environment is correctly configured, validating compliance with STIGs and CIS benchmarks, and monitoring adherence to NIST 800-53 controls. This role includes proactive identification of security gaps, ticket creation for remediation, and regular

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Contract

$100000 - $110000

Nucleus Security Engineer

Arlington, Virginia

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Today

We are seeking a skilled and dedicated Vulnerability Management Administrator to manage and maintain our vulnerability management program using the Nucleus Security platform. The ideal candidate will be responsible for the day-to-day operation of the platform, ensuring all assets are scanned, vulnerabilities are identified and prioritized, and remediation efforts are tracked and reported to stakeholders. This role is critical in helping the organization maintain a strong security posture and com

Full-time

USD 131,300.00 - 237,350.00 per year

Information System Security Engineer

McLean, Virginia

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Today

Job ID: 2600313 Location: MCLEAN, VA, US Date Posted: 2026-01-13 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI clearance with Polygraph. This Cu

Full-time

Security Engineer

Manassas, Virginia

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Today

Location: Manassas, VA Description: The Judge Group's Direct client in Financial Services Industry is seeking "Security Engineer". This is a Hybrid role in Manassas, VA. Job Title; Security Engineer Location: Manassas, VA 20110/HYBRID Onsite in Manassas 2+ days per week. Project Name: Cloud Security Job Description RL5 Cloud Security expertise for GS/ASM Skills Cloud Security services Infrastructure as Code Security vulnerability and configuration scan tools. By providing your phone number,

Contract

Security Engineer (Multiple Levels)

Washington, District of Columbia

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Today

Responsibilities Program Overview This role supports the implementation, integration, and ongoing operation of National Airspace System (NAS) and FAA information systems. The position provides certified and licensed security support to ensure systems meet FAA, federal, and NIST security requirements throughout the system development life cycle. Position Summary The Information Systems Security Engineer/Analyst provides security engineering, analysis, and compliance support for FAA systems an

Full-time

USD 114,390.00 - 240,350.00 per year

Security Engineer

Fairfax, Virginia

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Today

Job Description ECS is seeking a Security Engineer to work in our Fairfax, VA office in a hybrid onsite/remote capacity. ECS is seeking a seasoned Security Engineer to support robust Impact Level (IL) 5 and IL6 programs in an operational DoD environment that houses multiple U.S. Coalition Mission Partner Environments (MPE). The Security Engineer is a critical role responsible for implementing, optimizing, and maintaining an Azure Sentinel Security Information and Event Management (SIEM) sol

Full-time

Information Systems Security Engineer

Washington, District of Columbia

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Today

MANTECH seeks a motivated, career and customer-oriented Senior Information Security Analyst to join our team at Joint Base Anacostia-Bolling (JBAB), DC. This is an onsite position. As an Information Systems Security Engineer (ISSE) IV, you will serve as the lead technical authority for ensuring the cybersecurity of project information systems and maintaining a strong organizational security posture. You will be responsible for the full lifecycle security of information systems supporting critic

Full-time

Information Systems Security Engineer

Washington, District of Columbia

•

Today

Full-time

Systems Security Engineer

Beltsville, Maryland

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Today

Job ID: 2602100 Location: BELTSVILLE, MD, US Date Posted: 2026-03-04 Category: Cyber Subcategory: Cybersecurity Ops Schedule: Full-time Shift: Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: Potential for Remote Work: No Description SAIC is seeking a highly motivated Systems Security Engineer. The successful candidate will provide support to the Cybersecurity Integrity Center in the Department of State Bureau of Diplomatic Technology (DT). Dutie

Full-time

USD 160,001.00 - 200,000.00 per year

Product Security Engineer (Starshield)

Washington, District of Columbia

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. PRODUCT SECURITY ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commercial use, Starshiel

Full-time

USD 130,000.00 - 150,000.00 per year

Security Engineer-Jr/Mid

Washington, District of Columbia

•

Today

Full-time

USD 78,600.00 - 160,200.00 per year

Network Security Engineer Architect

Alexandria, Virginia

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Today

Overview GovCIO is seeking a highly specialized F5 Big-IP Network Security Engineer /Architect to serve as the subject matter expert for our application delivery and security infrastructure. This role is centered on designing, implementing and managing solutions that ensure our critical applications are available, secure and performant. You will leverage the full capabilities of the F5 Big-IP platform, including LTM, ASM, APM, and DNS (GTM) to deliver robust load balancing, web application secu

Full-time

USD 125,000.00 - 155,000.00 per year

Endpoint Security Engineer Lead

Arlington, Virginia

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Today

Leidos has an immediate need for a lead Endpoint Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The Security Engineer will need to be a self-starter with excellent analytical and problem-solving skills, flexibility, good judgment, and the ability to coordinate multiple, concurrent tasks in an effective manner. This individual will work with internal team members to ensure that systems are functional, secure, and scalable. The Security Engineer will s

Full-time

USD 131,300.00 - 237,350.00 per year

Information System Security Engineer

Vienna, Virginia

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Today

Data Intelligence, LLC is seeking a skilled Information Systems Security Engineer (ISSE) to support a top-tier federal client engaged in national security and counterterrorism operations. This full-time position, based in Vienna, VA, plays a critical role in securing complex IT systems in a high-visibility, mission-driven environment. The selected candidate will work closely with government and contractor stakeholders to ensure compliance, manage risk, and defend against evolving cyber threats.

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Full-time

Depends on Experience

Sr. Application Security Engineer - Tysons, VA

Tysons, Virginia

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Today

Software Guidance & Assistance, Inc., (SGA), is searching for an Sr. Application Security Engineer for a Contract assignment with one of our premier Regulatory clients in Tysons, VA The main function of senior application security engineer is to plan, coordinate and implement application security practices in each phase of software development life cycle though testing, remediation support, tool evaluation, etc. This role involves in evaluating security vulnerabilities, security tools, imp

Contract

USD 75.00 - 82.00 per hour

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Security Engineer jobs in Washington, DC, USA