IT - Security Jobs in Chantilly, VA

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Pro...

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incred...

Job Number: R0246601Cyber Systems EngineerThe Opportunity:Do you enjoy working in a dynamic, fast-paced environment where you can see the impact of your hard work by working directly with the customer...

Job Title: Senior Cyber Security Security Engineer - Comply-to-Connect (C2C)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee T...

Your Impact: We are seeking a highly skilled and experienced Principal Information System Security Engineer to join our team. The successful candidate will bring extensive knowledge and hands-on exper...

Amentum is seeking a Senior Cyber Technical Analyst to support our U.S. Department of Energy and Counterintelligence (DOE-IN) contract. Position is in Chantilly, VA.Responsibilities: Serves as Cyber ...

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA.Responsibilities include, but are not limited to:Manage and lead the resour...

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA.Responsibilities include but are not limited to:Engineer, design, implement,...

MANTECH seeks a motivated, mission-focused Principal Cyber Engineer (Network Focus) to join our team in Chantilly, VA.In this role, you will provide advanced engineering expertise to design, implement...

MANTECH is seeking a motivated, career and customer-oriented Information System Security Officer (ISSO) to join our team in Chantilly, VA.Responsibilities include but are not limited to:Ensures networ...

MANTECH seeks a motivated, career and customer-oriented Senior Information System Security Officer (ISSO) to join our team in Chantilly, VA. Responsibilities include, but are not limited to: Ensure ...

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have i...

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: PolygraphTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have in...

Cyber Vulnerability Assessment & Analysis Officer Clearance: TS/SCI with Polygraph Chantilly, VA Supporting the Most Exciting and Meaningful Missions in the World We are looking for a team-memb...

General Technical Targeting Analyst Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense, in partnership with our military, intelligenc...

Job Category: Cyber and IT Risk ManagementRequisition Number: TECHN002162Job DetailsDescriptionGCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver un...

Job Category: Cyber and IT Risk ManagementRequisition Number: TECHN002135Posting DetailsPosted: May 29, 2026Full-TimeOn-siteSalary Range: $124,092.80 USD to $207,251.20 USDJob DetailsDescriptionGCI em...

Location: Chantilly, VA US Security Clearance Requirement: TS/SCI with Full Scope Polygraph Clearance Status: Must be Current JOB DESCRIPTION: Inferno Systems is currently looking for proactive and s...

NETWORK EXPLOITATION ANALYST: Senior Level Location: Chantilly, VA US Security Clearance Requirement: TS/SCI with Full Scope Polygraph Clearance Status: Must be Current JOB SUMMARY: Inferno Systems i...

Cyber Security Engineer: Mid Level Location: Chantilly / Herndon, VA US Security Clearance Requirement: TS/SCI with Full Scope Polygraph Clearance Status: Must be Current JOB DESCRIPTION: Inferno Sys...