Security Engineer Jobs in Washington, DC
Security Engineer jobs in Washington, District of Columbia are in high and consistent demand, concentrated in the Capitol Hill corridor, Foggy Bottom, and the NoMa-Union Station area across federal contracting, defense, cybersecurity consulting, and government IT. Employers actively hiring right now include Meta, Peraton, and SpaceX. Scan the live roles below and apply to whichever ones fit.
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Information System Security
Plan of Action and Milestones (POA&M)
Risk Assessments
REQ#: RQ229070
Public Trust: None
Requisition Type: Regular
Your Impact
Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.
Job Description
CYBERSECURITY ANALYST SME
Transform technology into opportunity as a Cybersecurity Systems Engineer/Information Systems Security Engineer (ISSE) with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Cybersecurity Systems Engineer/Information Systems Security Engineer (ISSE) you will help ensure today is safe and tomorrow is smarter.
MEANINGFUL WORK AND PERSONAL IMPACT
- Lead Accreditation and Authorization (A&A) reviews by Group level ISSMs and Security Controls Assessors (SCA)
- Documents the various security control implementations as well as gather the artifacts that support the Risk Management Framework (RMF) and ICD 503 Security Accreditation for the various Assessment and Authorization (A&A) efforts
- Document and obtain a general understanding of the architecture being developed or that was developed for each project in order to write the Systems Security Plans (SSP) / CONOPS
- Gather the information by working with various systems owners, project managers, and engineering team members in order to write various additional A&A related documents such as Contingency Plan (CP), General User Guide (GUG), Privileged User Guide (PUG), Standard Operating Procedures (SOP' s), etc.
- Document the Plans of Actions and Milestones (POA&Ms) implementation responses or mitigations, as well as provide all required artifacts (i.e evidence gathering from the system owners, PMs, and engineering teams)
- Coordinating with various contractor and customer personnel to obtain the A&A content, as well as working with various customer security organizations to navigate the customer's A&A process in order to achieve Authority to Develop (A TD), Interim Authority to Test (IA TT), and Authority to Operate (ATO) for each of the primary and secondary assigned systems
- Monitor each of the various A&A projects within the customer's A&A process and be able to fluently discuss the status at all levels
- Support audit liaison activities, and compliance oversight activities to strengthen the security program and promote compliance with the Risk Management Framework (RMF)
- Perform technical content reviews and edits as part of the document updates as part of the Annual ISCM and OA Strategy Plan Update
- Conduct a technical review and update of the control volatility section of the plan considering emerging threats, changes to the agency security posture, the latest IC guidance, agency policy, federal laws, standards, and guidance, et., and based on information profile (e.g., High Value Asset (HVA), TS (SCI), Secret, etc.)
- Provide audit liaison support for internal and external audits and data calls for external reporting. Document and provide concise and actionable recommendations and process improvements reports
WHAT YOU’LL NEED TO SUCCEED
- Required Education and Experience: Technical Training, Certification(s) or Degree + 10 years
- Certifications: DoD Manual 8570.01-M at the Information Assurance System Architects & Engineer (IASAE) Level II role
- Security Clearance Level: TS/SCI clearance and ability to obtain and maintain a Polygraph
- Location: On Customer Site
GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do.
- Growth: AI-powered career tool that identifies career steps and learning opportunities
- Support: An internal mobility team focused on helping you achieve your career goals
- Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
- Community: Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters.
#VA_2026Alumni
#MD_2026Alumni
#GDITEnhanced2026
#GDITCareers
#JET
Work Requirements
10 + years of related experience
- may vary based on technical training, certification(s), or degree
None
U.S. Citizenship Required
Salary and Benefit Information
The likely salary range for this position is $164,382 - $207,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
Our Identity Verification Process
As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.
About Our Work
We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.
Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
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Who's Hiring



Top Industries Hiring
- Technology & Software
Security Engineer Jobs in Washington: Frequently Asked Questions
How do I get a security engineer job in Washington?
Washington's security engineer market is heavily shaped by federal contracting and defense, so holding an active security clearance, even at the Secret level, puts you ahead of most candidates immediately. Target the dense cluster of contractors and agencies concentrated around the Capitol Hill corridor, Foggy Bottom, and the Pentagon-adjacent Virginia fringe. Certifications like CISSP, CEH, or CompTIA Security+ carry real weight with federal prime contractors and civilian agency IT shops hiring here.
Which companies hire security engineers in Washington?
Employers hiring security engineers in Washington right now include Meta, Peraton, and SpaceX, based on current listings on Migrate Mate as of September 2026. Washington's hiring pool is dominated by federal prime contractors, defense integrators, civilian agency IT offices, and a growing cluster of cybersecurity-focused consultancies that serve both government and private-sector clients in the region.
Are there remote security engineer jobs in Washington?
Yes, though availability depends heavily on the role: desk-based work like threat analysis, security architecture review, and SOC monitoring is far more remote-friendly than hands-on network hardening or cleared government positions, which almost always require on-site presence. About 78% of security engineer openings tied to Washington are remote or hybrid as of September 2026, with hybrid schedules most common among commercial-sector employers and consultancies in the NoMa and Downtown DC corridors.
How can I get a security engineer job in Washington with little or no experience?
The most realistic entry path in Washington is targeting junior analyst or associate security engineer roles at mid-tier federal contractors, which often have formal development pipelines and will sponsor candidates through clearance adjudication. Local employers tied to agencies like DHS and DoD frequently hire entry-level candidates with CompTIA Security+ and a relevant degree, using those roles as a feeder into higher-clearance positions. Internship programs at Washington-area contractors are also a practical on-ramp.
Which industries hire the most security engineers in Washington?
The sectors hiring the most security engineers in Washington are Technology & Software, based on current listings on Migrate Mate as of September 2026. Washington's unique concentration of federal agencies, defense contractors, and policy-adjacent technology firms creates sustained demand that is largely insulated from the private-sector hiring cycles that affect other major markets.
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