ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now
Experience
City
State
Clearance
Posted Within
Employer Name
Country
Job Category
Job Type
Polygraph
Remote/Hybrid
Salary
IT - Security Herndon, VA

IT - Security Jobs in Herndon, VA

Showing 58 Jobs

Sort by:
user avatar
Computer Scientist
AV, Inc.•Annapolis, MD
TS/SCI Polygraph $125,000 - $219,000 / yr
Worker Type Regular Job Description The Computer Scientist plays a pivotal role in ensuring the reliability, performance, and advancement of mission-critical software and hardware systems. This posit...
Promoted•Posted 2 weeks ago
user avatar
DevSecOps & Site Reliability Engineer
ClearanceJobs Workforce Solutions•Springfield, VA
TS/SCI CI Polygraph 5+ yrs exp $175,000 - $220,000 / yr
On behalf of our Federal Contracting client, ClearanceJobs Talent Solutions Team is seeking a DevSecOps & Site Reliability Engineer to keep our client’s production deployed applications reliable, obse...
Promoted•Posted 3 months ago
user avatar
Software Development Engineer, US ADC Security
Amazon•Herndon, VA
Top Secret Not Specified $143,700 - $194,400 / yr
DescriptionAWS Security is looking for a driven professional to join its US ADC Security Engineering team to support the development of tools and automation for Amazon Dedicated Clouds (ADCs) and Clea...
Posted 7 hours ago
user avatar
Program Management Director - Cyber
Lockheed Martin•Herndon, VA
Top Secret Polygraph $180,000 - $325,000 / yr
Job Number 7789 Standard Job Description The mission matters. So do the people behind it. With advancing defense technology at our core, what sets us apart is a culture of collaboration, purpose, and...
Posted 11 hours ago
user avatar
Cyber Software Eng - E2
Lockheed Martin•Herndon, VA
TS/SCI Not Specified $91,200 - $169,400 / yr
Job Number 7445 Standard Job Description Provide bug fixes, enhancements, and Graphical User Interface (GUI) improvements to applications to meet operational requirements.Develop and modify applicati...
Posted 20 hours ago
user avatar
Cyber Software Eng - E2
Lockheed Martin•Herndon, VA
TS/SCI Not Specified $91,200 - $169,400 / yr
Job Number 7096 Standard Job Description Provide bug fixes, enhancements, and Graphical User Interface (GUI) improvements to applications to meet operational requirements.Develop and modify applicati...
Posted 20 hours ago
user avatar
Post-Quantum Cryptography (PQC) Security Engineer
ShorePoint LLC•Remote/Hybrid • 20170
Public Trust Not Specified
Who we are: ShorePoint is a fast-growing, industry-recognized and award-winning cybersecurity services firm focused on high-profile, high-threat public and private sector customers who demand experien...
Posted 1 day ago
user avatar
Systems Engineer - Microsoft 365 Security & Compliance / Endpoin
Leidos•Remote/Hybrid • 20170
Public Trust Not Specified $107,900 - $195,050 / yr
R-00190545Description Leidos is seeking an experienced M365 Security and Compliance Administrator to join our Information Technology team. This role requires a seasoned professional who can strategica...
Posted 1 day ago
user avatar
Full Stack Software Engineer (Junior/Senior/Expert) (U.S. Citize
Task Force Talent LLC•Reston, VA
TS/SCI Full Scope Polygraph 5+ yrs exp $100,000 - $250,000 / yr
Task Force Talent is seeking Full Stack Software Engineers (all levels - Junior/Senior/Expert)(many openings)with anactive TS/SCI FSPsecurity clearance.We have multiple clients, ranging in size from ~...
Posted 1 day ago
user avatar
Information Systems Security Engineer (isse)
Markon•Herndon, VA
TS/SCI Full Scope Polygraph $180,000 - $205,000 / yr
Markon is seeking an Information Systems Security Engineer (ISSE) to support an Intelligence Customer in Herndon, VA.ResponsibilitiesProvide expert-level security support/guidance to engineering and t...
Posted 2 days ago
user avatar
Intern, Security Research Engineer
L3Harris Technologies•Herndon, VA
Secret Not Specified
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...
Posted 2 days ago
user avatar
Senior Solutions Architect, AWS National Security Solutions Arch
Amazon•Herndon, VA
TS/SCI Not Specified $153,600 - $207,800 / yr
DescriptionAmazon Web Services (AWS) is seeking a Senior Solutions Architect to support our National Security Customers. As a Solutions Architect on AWS National Security Team, you will serve as a tru...
Posted 2 days ago
user avatar
Mgr., Security Assurance Solutions Architect, AWS Security Assur
Amazon•Herndon, VA
TS/SCI Not Specified $169,000 - $228,600 / yr
DescriptionThe AWS Security Assurance Services (SAS) team, a part of Amazon Web Services, leverages the expertise and ingenuity of our builders to establish scalable security solutions for both intern...
Posted 1 week ago
user avatar
Personnel Security Analyst / Adjudicator – Mid w/ TS/SCI with
Xcelerate Solutions•Herndon, VA
TS/SCI Full Scope Polygraph 5+ yrs exp
Personnel Security Analyst / Adjudicator – MidThe Full Performance Security Analyst operates with minimal guidance on all but the most complex cases. Building upon the foundational skills of the Junio...
Posted 1 week ago
user avatar
Personnel Security Analyst / Adjudicator – Senior w/ TS/SCI wi
Xcelerate Solutions•Herndon, VA
TS/SCI Full Scope Polygraph 10+ yrs exp
Personnel Security Analyst / Adjudicator – SeniorThe Senior Security Analyst is a subject matter expert who independently applies ICD 704 and EO 12968 to the most complex cases involving significant d...
Posted 1 week ago
user avatar
Senior Cyber Engineer (TS/SCI w/CI Poly Required)
Everfox•Herndon, VA
TS/SCI CI Polygraph
Trusted Connectivity for AI-Powered Dominance. Everfox delivers trusted connectivity to protect the world's most critical environments and safeguard the sensitive data powering decision advantage. Bui...
Posted 1 week ago
user avatar
Senior Vulnerability Researcher
Two Six Technologies•Herndon, VA
Top Secret Not Specified $130,778 - $196,167 / yr
At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the bou...
Posted 2 weeks ago
user avatar
Lead Vulnerability Researcher
Two Six Technologies•Herndon, VA
Top Secret Not Specified $170,530 - $255,796 / yr
At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the bou...
Posted 2 weeks ago
user avatar
Cyber Security Specialist IV
VTG•Herndon, VA
TS/SCI Polygraph $175,000 - $220,000 / yr
OverviewByte Systems, a subsidiary of VTG, is seeking a seasoned Information Systems Security Engineer (ISSE) to join our diverse Information Assurance team supporting the Intelligence Community at ou...
Posted 2 weeks ago
user avatar
Cyber Mission Manager (2026-0187)
Acclaim Technical Services•Herndon, VA
TS/SCI Polygraph $180,000 - $230,000 / yr
Acclaim Technical Services, founded in 2000, is a leading language, operations, and technology services company supporting a wide range of U.S. Federal agencies. We are an Employee Stock Ownership Pla...
Posted 2 weeks ago
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
Download on the App StoreGet it on Google Play
© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service .
  • Pay My Bill
  • EULA
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Contact Us