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

IT - Security Jobs

Showing 4,007 Jobs

Sort by:
user avatar
Senior Systems Engineer (TS/SCI Cleared)
ThinkTek LLC•Alexandria, VA
TS/SCI Not Specified 10+ yrs exp $150,030 - $163,020 / yr
Senior Systems Engineer (TS/SCI Cleared) Who We Are ThinkTek LLC is a fast-growing Certified SBA 8(a) and Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in management and technolo...
Promoted•Posted 23 hours ago
user avatar
Systems Administrator
ClearanceJobs Workforce Solutions•Herndon, VA
TS/SCI 2+ yrs exp $120,000 - $160,000 / yr
Point Solutions Group, an entity of ClearanceJobs, is actively seeking a Systems Administrator for our client located in Herndon, VA. Responsibilities will include, but not limited to: Manage and mon...
Promoted•Posted 2 weeks ago
user avatar
Lead Field Office Technician
MANTECH•Remote/Hybrid • United States
Secret Not Specified
MANTECH seeks a motivated, career and customer-oriented Lead Field Office Technician to join our CASTLE-NET Program team. This is a remote position . Be a part of an agile team to provide the U.S A...
Posted just now
user avatar
Junior Information System Security Officer
MANTECH•Fort Meade, MD
TS/SCI Not Specified
MANTECH seeks an experienced and passionate, career and customer-oriented Information Systems Security Officer (ISSO) to join our team supporting in Fort Meade. Responsibilities include, but are not l...
Posted just now
user avatar
Cyber Software Engineer Staff (Embedded)
Lockheed Martin•Orlando, FL
Secret Not Specified $120,600 - $224,000 / yr
Job Number 3359 Standard Job Description You will be a Staff Cyber Software Engineer -Embedded in the Program Protection Organization. Our organization oversees all aspects of Anti-Tamper and embedde...
Posted just now
user avatar
Classified Cyber Security Stf - E4
Lockheed Martin•Liverpool, NY
Top Secret Not Specified $104,900 - $194,700 / yr
Job Number 3573 Standard Job Description The COMSEC Manager will lead all communications security (COMSEC) functions for the C3I team, ensuring the proper accounting, configuration, distribution, and...
Posted just now
user avatar
Security Cooperation Program Analyst (Project Management Analyst
HII Mission Technologies•Doral, FL
Secret Not Specified $98,716 - $120,000 / yr
Requisition Number: 29988 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $98,716.00 - $120,000.00 Security Clearance: Secret Level of Experience: Seni...
Posted just now
user avatar
Identity Intelligence Analyst
Peraton•Mclean, VA
TS/SCI Polygraph $80,000 - $128,000 / yr
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 just now
user avatar
Identity Intelligence Analyst
Peraton•Mclean, VA
TS/SCI Polygraph $104,000 - $166,000 / yr
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 just now
user avatar
Junior Cloud Information System Security Officer
MANTECH•Washington, DC
Top Secret Not Specified
MANTECH seeks a motivated, career and customer-oriented Junior Cloud Information System Security Officer (ISSO) to join our team in Washington, D.C. Responsibilities include, but are not limited...
Posted just now
user avatar
Identity Intelligence Analyst Lead
Peraton•Mclean, VA
TS/SCI Polygraph $135,000 - $216,000 / yr
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 just now
user avatar
Identity and Access Management Team Lead
Peraton•San Antonio, TX
Public Trust Not Specified $66,000 - $106,000 / yr
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 just now
user avatar
Security Administrator\/Visitor Control (SA\/VC) 1 102-408
IC-CAP•Dayton, OH
Secret Not Specified
Security Administrator/Visitor Control (SA/VC) 1 provides Security Visitor Control, program security administration to include personnel and information security functions as needed and is responsible...
Posted just now
user avatar
Senior Information Systems Security Officer
steampunk•Mclean, VA
Public Trust Not Specified $90,000 - $140,000 / yr
Overview Steampunk wants you to be a Senior Information Systems Security Officer (ISSO) on our team to support a government customer on site in Washington D.C. The primary responsibilities for the p...
Posted just now
user avatar
Executive Assistant - Engineering Principal Associate Directors
Lawrence Livermore National Laboratory•Livermore, CA
DoE Q or L Not Specified $94,560 - $115,778 / yr
Company Description Join us and make YOUR mark on the World!Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthe...
Posted just now
user avatar
Information System Security Officer
Kratos Defense and Security Solutions•Boulder, CO
Top Secret Not Specified $110,000 - $140,000 / yr
Job Description Readiness Delivered. At Kratos, we encourage an entrepreneurial spirit balanced with discipline. We work hard, and take care of our customers, employees, and families. Recognized as th...
Posted just now
user avatar
Information System Security Manager
Kratos Defense and Security Solutions•Huntsville, AL
Secret Not Specified
Job Description 5-D Systems, a KRATOS Company, is a growing defense contractor with over twenty-five years' experience providing systems and software engineering for Unmanned Aircraft Systems and Syst...
Posted just now
user avatar
Mission Assurance Cyber Analyst
Leidos•Odenton, MD
TS/SCI Not Specified $107,900 - $195,050 / yr
R-00190532Description The Senior Analyst will support the DISA Joint Operations Center (DJOC) on Ft Meade, MD, and participate in all facets of DISA Mission Relevant Terrain – Cyber (MRT-C) mapp...
Posted just now
user avatar
Cyber Security Specialist
Leidos•Hampton, VA
Top Secret Not Specified $87,100 - $157,450 / yr
R-00190275Description Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path.Leidos is s...
Posted just now
user avatar
Cybersecurity AI Developer
Leidos•Laurel, MD
TS/SCI Polygraph $87,100 - $157,450 / yr
R-00190491Description Leidos has a new and exciting opportunity for a Cybersecurity AI Developer in our Intel Sector. Our talented team is at the forefront in Security Engineering, Computer Network Op...
Posted just now
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