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
Salary
IT - Security Littleton, CO

IT - Security Jobs in Littleton, CO

Showing 9 Jobs

Sort by:
user avatar
Help Desk Specialist (JNY)
Titan Technologies, LLC•Camp H M Smith, HI
TS/SCI Not Specified $104,000 - $120,000 / yr
Job Category: IT/TechnicalRequisition Number: HELPD002330Work Type: Full-Time | On-siteLocation: Camp H. M. Smith - Aiea, HITitan Technologies, LLC (Titan) is seeking an experienced, self-directed, He...
Promoted•Posted 2 days ago
user avatar
Systems Administrator 2
CyberCore Technologies•Annapolis Junction, MD
TS/SCI Not Specified $151,000 - $171,000 / yr
The Systems Administrator 2 is responsible for supporting and maintaining enterprise IT infrastructure through a combination of systems administration and hands-on data center operations. This roles r...
Promoted•Posted 6 days ago
user avatar
Cyber Systems Security Engineering Entry Level
Lockheed Martin•Littleton, CO
Secret Not Specified $75,400 - $140,000 / yr
Job Number 18792 Standard Job Description Responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. Con...
Posted 4 days ago
user avatar
Cyber Systems Security Engineering Stf - E4
Lockheed Martin•Littleton, CO
Secret Not Specified $135,700 - $251,900 / yr
Job Number 22139 Standard Job Description About the RoleThe Fleet Ballistic Missile (FBM) program seeks a dedicated Cyber Systems Security Engineer to safeguard critical defense systems and ensure th...
Posted 4 days ago
user avatar
Mid-Career Information System Security Officer (ISSO)
Lockheed Martin•Littleton, CO
Secret Not Specified $95,900 - $178,100 / yr
Job Number 21253 Standard Job Description Lockheed Martin is a cybersecurity pioneer, partner, innovator and builder. Our amazing employees are on a mission to make a difference in the world and ever...
Posted 1 week ago
user avatar
Information Systems Security Officer - E2 (Clearance Required)
Lockheed Martin•Littleton, CO
Secret Not Specified $79,300 - $147,300 / yr
Job Number 18163 Standard Job Description This position requires Final Secret clearance with ability to obtain Top Secret clearance. What You Will Be Doing As an ISSO, you will be responsible for ove...
Posted 2 weeks ago
user avatar
Information Systems Security Officer - E4 (Clearance Required)
Lockheed Martin•Littleton, CO
Secret Not Specified $118,000 - $219,100 / yr
Job Number 17722 Standard Job Description The Cybersecurity Analyst will partner with the security team, program leadership, engineering teams, and government customers to serve as an Information Sys...
Posted 2 weeks ago
user avatar
Cyber Systems Security Engineering Senior Level
Lockheed Martin•Littleton, CO
Secret Not Specified $110,300 - $204,900 / yr
Job Number 18892 Standard Job Description Responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. Con...
Posted 2 weeks ago
user avatar
Information Systems Security Officer - E3 (Clearance Required)
Lockheed Martin•Littleton, CO
TS/SCI CI Polygraph $95,900 - $178,100 / yr
Job Number 16333 Standard Job Description This position requires c urrent Top Secret/SCI clearance with an investigation within the last 5 years and willingness to receive CI Polygraph. The Cyberse...
Posted 1 month ago
user avatar
Information Systems Security Officer
Lockheed Martin•Littleton, CO
TS/SCI Polygraph $79,300 - $147,300 / yr
Job Number 705 Standard Job Description This position requires TS/SCI clearance with ability to pass a Polygraph.The Cybersecurity Specialist will partner with the security team, program, and governm...
Posted 1 month ago
user avatar
Cyber Systems Security Engineering Sr - E3
Lockheed Martin•Littleton, CO
TS/SCI Not Specified $110,300 - $204,900 / yr
Job Number 7597 Standard Job Description Responsible for applying an interdisciplinary, collaborative approach to plan, design, develop, validate and verify Cyber solutions across the lifecycle. Cond...
Posted 2 months 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