Information Security Analyst Jobs in Washington, DC
Information Security Analyst jobs in Washington, District of Columbia are concentrated in the Capitol Hill corridor, Foggy Bottom, and the broader Rosslyn-Ballston corridor across federal contracting, defense, and government agencies, with strong demand in financial services and healthcare IT. Employers actively hiring include tharros, MANTECH, and Peraton. Find a role that fits below and apply directly.
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Tharros is seeking a Senior Information Systems Security Officer to support a DHS Intelligence and Analysis cybersecurity program in the National Capital Region.
This role will support ISSO operations across a complex Federal cybersecurity environment, including Assessment and Authorization, continuous monitoring, ATO package maintenance, POA&M management, security artifact quality, cloud and hybrid system support, and cybersecurity compliance. The ideal candidate is a hands-on ISSO who can maintain accurate authorization evidence, coordinate with technical teams, and help keep mission systems secure, compliant, and authorization-ready.
Responsibilities:
- Perform ISSO duties for assigned Federal information systems.
- Support RMF activities, including system categorization, control implementation support, assessment readiness, authorization package maintenance, and ongoing monitoring.
- Develop, review, validate, and maintain security artifacts such as SSPs, POA&Ms, risk exceptions, contingency plans, privileged user documentation, and privacy-related artifacts.
- Create, maintain, and monitor ATO packages in GRC tools.
- Support POA&M development, validation, remediation tracking, exception documentation, closure, and reporting.
- Collaborate with system owners, ISSOs, ISSMs, developers, engineers, assessors, and other stakeholders to address vulnerabilities, security findings, and remediation actions.
- Review vulnerability scan results and support recurring continuous monitoring activities.
- Support audit log review, alert response, and documentation of follow-up actions.
- Ensure assigned systems remain aligned with applicable cybersecurity policies, procedures, and decommissioning requirements.
- Support quarterly cybersecurity performance and compliance reporting.
- Provide ISSO support across hybrid environments, including classified and unclassified on-premise systems, cloud-based systems, DevSecOps environments, and agile development teams.
- Support security for operating systems and technologies including Linux, Windows, open-source operating systems, and cloud platforms.
- Support Cross Domain Solution security governance, assessment, and authorization activities.
- Help improve ISSO workflows, evidence management, POA&M tracking, continuous monitoring, and risk reporting through automation and repeatable processes.
- Translate compliance status, vulnerability data, and remediation progress into clear updates for technical and leadership stakeholders.
Requirements:
- Active Top Secret clearance with contingency on DOD CAS granting SCI eligibility.
- 10+ years of related cybersecurity experience.
- At least 2 years of recent experience in A&A, FISMA compliance, IC cybersecurity policy and standards, continuous monitoring, CDS, and secure cloud and hybrid engineering.
- Experience applying NIST 800 series, CNSSI 1253, security controls, and RMF principles.
- Experience with emerging security risk management practices, including automation of A&A and continuous monitoring activities.
- CISM, CAP, or GRC certification, or comparable demonstrable experience.
- Experience developing, reviewing, or maintaining SSPs, POA&Ms, risk exceptions, contingency plans, privileged user documentation, ATO packages, and continuous monitoring evidence.
- Experience working with GRC tools and coordinating with technical teams to remediate vulnerabilities and maintain authorization readiness.
- Strong written and verbal communication skills.
- Ability to work onsite at a Government-approved location as required.
Preferred Qualifications:
- Prior DHS, Intelligence Community, DoD, CISO office, ISSM, AO, SCA, or national security ISSO experience.
- Experience supporting large ISSO portfolios, classified systems, hybrid cloud environments, DevSecOps evidence collection, continuous monitoring, and audit readiness.
- Experience with Archer, eMASS, Xacta, ACAS, Tenable.sc, Splunk, GitLab, Axonius, STIG/SCAP validation, or related Federal cybersecurity tools.
- Experience with AWS, Microsoft Azure, Microsoft 365, or other cloud platforms.
- Experience supporting TS/SCI, SCIF, cross-domain, or secure mission environments.
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Find JobsInformation Security Analyst Job Market in Washington
Who's Hiring
Information Security Analyst Jobs in Washington: Frequently Asked Questions
How do I get a information security analyst job in Washington?
Washington's market is driven by federal contractors, civilian agencies, and defense-adjacent firms concentrated in the Capitol Hill corridor, Crystal City, and Rosslyn-Ballston. Candidates who hold active security clearances move significantly faster through hiring here than in most U.S. cities. Familiarity with federal compliance frameworks like FedRAMP and FISMA, and experience supporting government clients, give applicants a concrete edge over generalist candidates.
Which companies hire information security analysts in Washington?
Employers hiring information security analysts in Washington right now include tharros, MANTECH, and Peraton, based on current listings on Migrate Mate as of November 2026. Washington's hiring base skews heavily toward government contractors, federal civilian agencies, and defense-focused technology firms that require candidates with public-sector security experience.
Are there remote information security analyst jobs in Washington?
Yes, though availability depends on clearance requirements: unclassified analytical and policy-oriented roles are frequently remote or hybrid, while positions requiring access to classified systems or government facilities are typically on-site. About 43% of information security analyst openings tied to Washington are remote or hybrid as of November 2026. Threat intelligence, compliance, and risk assessment roles tend to offer the most schedule flexibility in this market.
How can I get a information security analyst job in Washington with little or no experience?
The most realistic entry path in Washington is through federal contractor firms that run security operations centers and hire junior analysts to support government clients on non-classified programs. Entry-level roles with titles like security operations analyst or IT security associate are common at mid-tier contractors in Rosslyn and Crystal City. Earning CompTIA Security+ and pursuing an entry-level clearance eligibility through internship programs at federal agencies or defense contractors accelerates hiring significantly here.
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