Security Architect Jobs in District of Columbia

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Program Security Officer 2

ManTech

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Program Security Officer 2 PSO 2 to join our team in either Chantilly, VA or in Springfield, VA with work hours 3:30pm - 11:30pm; or, in Aurora, CO or Las Cruces, NM with work hours 1:30pm - 9:30/10:00pm. Responsibilities include but not limited to: Provides advice and assistance regarding a range of security issues and concerns to government and program security officers in different geographical locationsProvides classification managem

JAVA + App Security

Diverse Lynx Llc

McLean, Virginia, USA

Full-time

Job Title: JAVA + App Security Location: Mclean, VA ( Day One Onsite ) Position : FULL TIME Skills: Java | Application Security Job Description: Skill: Developer JAVA + App Security Technical expertise in JAVA. Perform regular vulnerability scans and assessments of IT infrastructure and applications. Analyze vulnerability scan results, prioritize risks and coordinate remediation efforts with relevant teams. Collaborate with incident response team to identify root causes and implement preventive

Information System Security Officer - Mid

Jacobs

Washington, District of Columbia, USA

Full-time

As a Top Secret cleared Information Systems Security Officer you will be working in an organization that's mission is to develop and operate the best possible software for critical national security enterprise applications. This organization leverages SCRUM and SAFE Agile software development methodology and strong Dev Ops practices. You will be responsible for technical information assurance engineering efforts with network/server scanning, patching, mitigation, and compliance cross-checking o

Information System Security Officer (ISSO)

Evolver Federal

Springfield, Virginia, USA

Full-time

Evolver Federal is seeking an Information System Security Officer (ISSO) to support its Federal client in Springfield, VA in managing all aspects of security for assigned National Security Systems (NSS) to ensure the data stored, processed, and transmitted by the assigned system(s) is protected in accordance with the appropriate Agency policies and NIST 800-53 security controls. The successful candidate will have previous experience as an ISSO and Security Control Assessor having documented the

Lead Security Engineer

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2506810 Location: WASHINGTON, DC, US Date Posted: 2025-06-25 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: No Description SAIC seeks a Lead Security Engineer to assist the Department of Transportation's Cybersecurity mission by supporting the implementation of IPv6 networking capabilities by joining a dedicated team of cyb

W2 Role || Security Engineer****In Person Interview

V.L.S. Systems, Inc

Manassas, Virginia, USA

Contract

Role: Security EngineerLocation: McLean, VA-Hybrid (2-3 days on site/Week)Duration: 12+ Months F2f interview required Must be W2 of VLS, 7.5hrs per day of work Description : RL5 Cloud Security expertise for GS/ASMProject name : Security Detection & Response Enhancements Cloud Security services--Senior (min 6-9 years exp.) Infrastructure as Code--Professional (min 4-5 years exp.) Security vulnerability and configuration scan tools--Professional (min 4-5 years exp.)

Security Control Assessor

Apex Systems

Alexandria, Virginia, USA

Full-time

Job#: 2080003 Job Description: Apex Systems is seeking a Security Control Assessor to support the US Coast Guard in Alexandria, VA. If interested email your resume. #clearance Position: Security Control Accessor Location: Fully onsite in Alexandria, VA Hours: Regular Business hours Compensation: $130,000-150,000yr What You'll Get to Do As the Security Control Assessor, you will be a member of a team in our Service Assurance organization responsible for managing all Risk Management Framework

Information System Security Officer - Senior

Jacobs

Washington, District of Columbia, USA

Full-time

As a Top Secret cleared Information Systems Security Officer you will be working in an organization that's mission is to develop and operate the best possible software for critical national security enterprise applications. This organization leverages SCRUM and SAFE Agile software development methodology and strong Dev Ops practices. You will be responsible for technical information assurance engineering efforts with network/server scanning, patching, mitigation, and compliance cross-checking o

Senior Network Security Engineer

Tandym Tech

Vienna, Virginia, USA

Contract, Third Party

Tandym is seeking a highly motivated Senior Network Security Engineer to provide support remotely for a top Financial Services client. This is a long-term contract, 100% REMOTE. Responsibilities: Manage and maintain Palo Alto firewall infrastructure, including patching, upgrades, and configuration. Convert traditional Layer 4 firewall rules to Layer 7 using App-ID and User-ID. Create and manage custom App-ID definitions as needed for unique applications. Ensure performance, availability, and c

Cyber Security Information Systems Security Officer

Optima Global Solutions

Remote or Washington, District of Columbia, USA

Contract

Optima Global Solutions Inc.is a valuable IT Services and Solution provider that customers, employees, and stakeholders feel proud to be associated with. Optima's Intelligent Automation Solutions leverage robotic process automation, intelligent data capture, and business process management best practices to streamline operations. Our IT Services practice provides organizations with highly personalized, comprehensive, U.S. based recruiting services supported by our internal onsite team of subject

Security Engineer

Leidos

Alexandria, Virginia, USA

Full-time

Description Leidos is seeking a Security Engineer to support the execution of strategic, operational, and organizational PPSM objectives. This position can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. The position is primarily on-site, but partial telework may be available at the discretion of our customer and program management. Responsibilities: Ensure compliance with DoD-approved standards, architectures, and guidelines (e.g., DISN) and c

Security Analyst

Motion Recruitment Partners, LLC

Washington, District of Columbia, USA

Full-time

A growing cybersecurity consulting firm is seeking a Security Analyst to join their expanding team. This is a 6-month contract-to-hire opportunity requiring 3 days onsite in Washington, D.C. Candidates must be able to successfully obtain Public Trust Clearance. You will lead threat detection, incident response, and hunt operations for a high-visibility environment. This role offers the opportunity to drive advanced detection engineering efforts and work directly with executive leadership on ente

Information Systems Security Engineer (ISSE)

Leidos

Washington, District of Columbia, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

Temple Hills, Maryland, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

Riverdale Park, Maryland, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

Oxon Hill, Maryland, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

Washington, District of Columbia, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

Mount Rainier, Maryland, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

Bladensburg, Maryland, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru

Information Systems Security Engineer (ISSE)

Leidos

College Park, Maryland, USA

Full-time

Job DescriptionDescription We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years experience in the role of an ISSE. This opportunity is supporting the customer s Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. CLEARANCE REQUIREMENT: Must be US Citizen or US Person (Green Card Holder) with the ability to obtain a level 4 Public Tru