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IT - Security Virginia

IT - Security Jobs in Virginia

Showing 990 Jobs

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Senior Defense Technologist - Cyber
Modern Technology Solutions, Inc.•Mclean, VA
TS/SCI Not Specified
MTSI is seeking a Senior Defense Technologist - Cyber supporting the Mission Engineering and Integration Activity (MEIA), you will lead the conception, planning, and implementation of advanced technol...
Posted 2 hours ago
user avatar
Red Analyst (Cyber)
K2 Group, Inc.•Fort Belvoir, VA
TS/SCI Not Specified 5+ yrs exp
Red Analyst (Cyber)Red Team Analysts (cyber) are responsible for providing direct strategic and tactical analytic support to the DoD Red Team . The Red Analysts (cyber) drive the strategic direction o...
Posted 5 hours ago
user avatar
Full Stack Software Engineer (Junior/Senior/Expert) (U.S. Citize
Task Force Talent•Chantilly, VA
TS/SCI Full Scope Polygraph 5+ yrs exp
TASK FORCE TALENTExperts in Science, Engineering, and Security CareersFull Stack Software Engineer (Junior/Senior/Expert) (U.S. Citizen/Security Clearance Required)Chantilly, Virginia, United StatesTa...
Posted 5 hours ago
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Software Engineer Senior (Security Clearance Needed)
GCI, Inc•Chantilly, VA
TS/SCI Polygraph 10+ yrs exp
Job Category: Software EngineeringRequisition Number: SOFTW002190Posting DetailsPosted: July 6, 2026Full-TimeOn-siteSalary Range: $107,744 USD to $179,940.80 USDJob DetailsDescriptionThe Software Engi...
Posted 5 hours ago
user avatar
Information Systems Security Manager - TS/SCI with Poly Required
GCI•Chantilly, VA
TS/SCI Polygraph 10+ yrs exp
Job Category: Information SecurityRequisition Number: INFOR001917Posting Details Posted: January 19, 2026 Full-Time On-site Salary Range: $124,092.80...
Posted 5 hours ago
user avatar
Cyber Intelligence Analyst, Mid
Booz Allen Hamilton•Arlington, VA
TS/SCI Polygraph
Job Number: R0243837Cyber Intelligence Analyst, Mid The Opportunity: With all the information available today, it takes a skilled intelligence analyst to know how to find and interpret the best data t...
Posted 5 hours ago
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Operational Technology Cyber Engineer, Mid
Booz Allen Hamilton•Mclean, VA
Secret Not Specified
Job Number: R0243834Operational Technology Cyber Engineer, Mid The Opportunity: Conduct cybersecurity assessments, security design engineering, and threat monitoring of non-IT systems, including indus...
Posted 5 hours ago
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Cisco Identity Services Engineer/ Administrator
UICGS and Bowhead Family of Companies•Dahlgren, VA
Top Secret Not Specified
OverviewCISCO IDENTITY SERVICES ENGINEER/ADMINISTRATOR (RDTE) Bowhead has an immediate opening for a Cisco Identity Services Engineer/Administrator (ISE) to provide Design and Engineering Operation an...
Posted 5 hours ago
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Vulnerability Scanner
Booz Allen Hamilton•Herndon, VA
TS/SCI Polygraph
Job Number: R0243752Vulnerability Scanner The Opportunity: As a cyber professional, you know that understanding adversary tactics, techniques, and procedures is vital to producing the intel that enabl...
Posted 5 hours ago
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Cyber Security
CACI•Norfolk, VA
Secret Not Specified
Job Title: Cyber SecurityJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel...
Posted 5 hours ago
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Mid-Level Cloud Security Engineer [$265k/yr+] TS/SCI-FS Poly
SYSTOLIC•Herndon, VA
Intel Agency Full Scope Polygraph 5+ yrs exp
Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design, develop, and implement secure and efficient systems and infrastructure. ...
Posted 5 hours ago
user avatar
Mid-Level Cloud Security Engineer [$265k/yr+] TS/SCI-FS Poly
SYSTOLIC•Herndon, VA
TS/SCI Full Scope Polygraph 5+ yrs exp
Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design, develop, and implement secure and efficient systems and infrastructure. ...
Posted 5 hours ago
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Palo Alto Networks (PANW) Firewall Engineer
Prism, Inc.•Reston, VA
Top Secret CI Polygraph
ABOUT PRISM PRISM is devoted to modernization and innovation within the world of technology, security, and IT enterprise solutions. We are recognized for meeting performance requirements and exceedi...
Posted 5 hours ago
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Systems Administrator I (Domain & Server)
American Systems Corporation•Manassas, VA
Secret Not Specified
Now Hiring at AMERICAN SYSTEMS Epsilon, Inc. has joined AMERICAN SYSTEMS! As one organization, we offer expanded resources, streamlined operations, and increased opportunities for growth and developme...
Posted 5 hours ago
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Information Systems Security Engineer / ISSE (HPC)
American Systems Corporation•Arlington, VA
TS/SCI Not Specified
AMERICAN SYSTEMS, a 100% employee-owned federal contractor, is seeking a highly experienced Information Systems Security Engineer (ISSE) to support RHEL and Windows systems in a High Performance Compu...
Posted 5 hours ago
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Network Engineer, Senior (HPC)
American Systems Corporation•Arlington, VA
TS/SCI Not Specified
AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Network Engineer with strong Linux CLI experience to support a secure RHEL-based HPC environment in Arlington...
Posted 5 hours ago
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Information Security Analyst (Navy Qualified Validator)
DecisionPoint Corporation•Portsmouth, VA
Top Secret Not Specified
Overview DecisionPoint Corporation is seeking an Information Security Analyst (Navy Qualified Validator) to support the Norfolk Naval Shipyard (NNSY) IT Support Services contract. NNSY's mission is t...
Posted 5 hours ago
user avatar
Crypto Subject Matter Expert (SME)
Peraton•Arlington, VA
Secret Not Specified
About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...
Posted 6 hours ago
user avatar
Space Cybersecurity Engineer (Intelligence Center)
MITRE Corporation•Chantilly, VA
TS/SCI Polygraph
Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're com...
Posted 6 hours ago
user avatar
Information Systems Security Manager
Leidos•Arlington, VA
TS/SCI CI Polygraph
R-00186725Description Leidos is currently seeking an ISSM to join our team in Arlington, VA. This position is fully on-site and requires an active TS/SCI for consideration.The Information System Secur...
Posted 6 hours ago
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