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Information Systems Security Engineer Jobs In District Of Columbia - 925 Job Positions Available

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Coalfire jobs

About Coalfire Coalfire Federal is a market leading cybersecurity consultancy firm that provides independent and tailored advice, assessments, technical testing and a full suite of cyber engineering services to Federal agency customers. Coalfire Federal along with

Coalfire  18 days ago
Peraton jobs

Responsibilities Peraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Washington D.C. Responsibilities include: Design, implement, and maintain enterprise security architecture aligned with NIST RMF, DoD STIGs, CIS benchmarks, and organizational cybersecurity policies. Perform security engineering

Peraton  15 days ago
ECS jobs

Everforth ECS is seeking an Information System Security Engineer SME to work in our Washington, DC office. Please Note: This position is contingent upon contract award. Everforth ECS is seeking an experienced Information System Security Engineer (ISSE) – SME to join our team as

ECS  9 days ago
ECS jobs

ECS is seeking an experienced Senior Information Systems Security Engineer to support a mission-critical federal cybersecurity program in the National Capital Region or Huntsville, Alabama. This role provides senior-level cybersecurity engineering support for Security Assessment and Authorization, Risk Management Framework execution,

ECS  9 days ago
ManTech jobs

General information Requisition # R69707 Locations USA-VA-Chantilly, USA-DC-Washington Posting Date 07/31/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the

ManTech  1 day ago
ManTech jobs

General information Requisition # R69706 Locations USA-DC-Washington Posting Date 07/31/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront

ManTech  4 hours ago
ManTech jobs

MANTECH seeks a motivated, career and customer-oriented Information System Security Engineer (ISSE) to join our team in Washington, D.C., Chantilly, VA, Quantico, VA, or Huntsville, AL. Responsibilities include, but are not limited to: Identify information protection needs for an IS and

ManTech  20 hours ago
Aptiv jobs

ABOUT WIND RIVERX Wind RiverX (WRX) is a mission-driven software company focused on delivering advanced, secure, and resilient solutions that support U.S. defense and national security missions. As a subsidiary of Wind River, a global leader in

Aptiv  8 days ago
Leidos jobs

Leidos is seeking an experienced M365 Security and Compliance Administrator to join our Information Technology team. This role requires a seasoned professional who can strategically manage and enhance the security and compliance posture of the M365 environment within a

Leidos  16 days ago
ManTech jobs

General information Requisition # R69333 Locations USA-DC-Washington Posting Date 07/17/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront

ManTech  14 days ago
ECS jobs

Everforth ECS Federal is seeking an experienced Information System Security Officer Sr. (Cloud) to support cybersecurity, risk management, and Security Assessment and Authorization activities for federal information systems in cleared law enforcement and national security environments. Please Note: This position is contingent upon

ECS  9 days ago
ECS jobs

Everforth ECS is seeking an Information Systems Security Officer SME to work in our Washington, DC office. Please Note: This position is contingent upon contract award. We are seeking a cleared Information Systems Security Officer SME to lead cybersecurity compliance, authorization, continuous

ECS  9 days ago
ECS jobs

ECS is seeking an experienced Senor Information Systems Security Officer to support a mission-critical federal cybersecurity program in the National Capital Region. This role provides senior-level Information Systems Security Officer support for Security Assessment and Authorization, Risk Management Framework execution, authorization package development,

ECS  9 days ago
Dragonfli Group jobs

Description Dragonfli Group is a cybersecurity and IT consulting firm providing services to federal agencies and Fortune 100 enterprises. Headquartered in Washington, DC, Dragonfli supports clients in securing mission-critical systems across on-site, hybrid, and fully remote environments.

Dragonfli Group  7 days ago
Arc Aspicio jobs

Interested in working in an innovative, collaborative environment with motivated, social people? At Arc Aspicio, you can join a leading consulting firm that specializes in human capital, data analytics, management, and strategy professional services to deliver

Arc Aspicio  3 days ago
General Dynamics Information Technology jobs

Type of Requisition:Pipeline Clearance Level Must Currently Possess:Secret Clearance Level Must Be Able to Obtain:Secret Public Trust/Other Required:None Job Family:Cyber and IT Risk Management Job Qualifications: Skills:Microsoft Azure, Plan of Action and Milestones (POA&M), Security Vulnerability Assessments

General Dynamics Information Technology  18 hours ago
MetroStar jobs

As a Sr. Systems Engineer I (Directory Services), work as part of a collaborative and high-performing team providing your expertise to deliver solutions within the highest levels of the federal government. We know that you can’t have great

MetroStar  28 days ago
Moog Inc. jobs

Moog is a performance culture that empowers people to achieve great things. Our people enjoy solving interesting technical challenges in a culture where everyone trusts each other to do the right thing. For you, working with

Moog Inc.  25 days ago
Moog Inc. jobs

Moog is a performance culture that empowers people to achieve great things. Our people enjoy solving interesting technical challenges in a culture where everyone trusts each other to do the right thing. For you, working with

Moog Inc.  24 days ago
MetroStar jobs

As a Sr. Systems Engineer I (PKI Engineering), you’ll work as part of a collaborative and high-performing team providing your expertise to deliver solutions within the highest levels of the federal government. We know that you can’t have

MetroStar  21 days ago

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