ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now

IT - Security Jobs

IT - Security

Viewing 1 - 20 of 3,177

IT - Jobs requiring security clearance

Show:
Sort by:

Expert Level Cyber Security Engineer

New
Peraton
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

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...

user avatar

Cyber Software Engineering, Associate

New
Peraton
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid(On/Off-Site)
Posted today
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...

user avatar

Cyber Software Engineer

New
Peraton
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
Top Secret
Polygraph

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...

user avatar

Systems Engineer / Level 2 - Level 3 (Security Clearance)

New
Kavaliro
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
Secret
Not Specified

Responsibilities: Provide pre and post flight office support for NASA/DOD Engine Systems. Support the design and fabrication of product modifications through to field operations. Strong emphasis on ...

user avatar

CNO Malware Computer Scientist

New
Peraton
Apply today! Be one of the first candidates to apply for maximum exposure.
Posted today
TS/SCI
Polygraph

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...

user avatar

Information System Security Engineer (ISSE)

New
GovCIO
Apply today! Be one of the first candidates to apply for maximum exposure.
Vsfb, CA(On-Site/Office)
Posted today
Secret
Not Specified

Overview GovCIO is currently hiring for an Information System Security Engineer (ISSE) to support the 2ROPS accreditation process for small classified mobile systems to renew the current Authority to...

user avatar

Senior Information System Security Engineer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Remote/Hybrid
20170(Off-Site/Hybrid)
Posted today
Public Trust
Not Specified

R-00174426Description Join us in transforming how technology serves those who serve.At Leidos, we're not just delivering solutions – we're pioneering the future of defense and intelligen...

user avatar

Senior Information System Security Engineer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Alexandria, VA(On-Site/Office)
Posted today
Public Trust
Not Specified

R-00174426Description Join us in transforming how technology serves those who serve.At Leidos, we're not just delivering solutions – we're pioneering the future of defense and intelligen...

user avatar

Cyber Security Engineer

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Bethesda, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

R-00174485Description 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 has ...

user avatar

Deputy CISO

New
Leidos
Apply today! Be one of the first candidates to apply for maximum exposure.
Oak Ridge, TN(On-Site/Office)
Posted today
DoE Q or L
Polygraph

R-00174444Description Leidos is seeking a Deputy Cyber Chief Information Security Officer (DCISO) in Oak Ridge TN, to support a Leidos joint venture, Consolidated Nuclear Security, LLC (CNS). Remote w...

user avatar

National Security Space Launch/Space Control Acquisition Analyst

New
SPA
Apply today! Be one of the first candidates to apply for maximum exposure.
Arlington, VA(On-Site/Office)
Posted today
Top Secret
Not Specified

OverviewSystems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are ...

user avatar

Cybersecurity SME

New
Odyssey Systems Consulting Group
Apply today! Be one of the first candidates to apply for maximum exposure.
Hanscom Afb, MA(On-Site/Office)
Posted today
Top Secret
Not Specified

Position SummaryOdyssey Systems has an exciting new opportunity for a Cybersecurity Subject Matter Expert (SME) supporting the Air Force Life Cycle Management Center's C3I and Infrastructure Division ...

user avatar

Secure Enterprise Engineer

New
Mount Indie, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Linthicum Heights, MD(On-Site/Office)
Posted today
Secret
Not Specified

As a Secure Enterprise Engineer you will be responsible for customer support and consulting via telephone, email and in person, software verification testing, sales support, training, and technical wr...

user avatar

Cyber and Information Systems Security Analyst/ISSO

New
Johns Hopkins University Applied Physics Laboratory
Apply today! Be one of the first candidates to apply for maximum exposure.
Laurel, MD(On-Site/Office)
Posted today
Top Secret
Not Specified

DescriptionAre you searching for challenging and impactful work supporting Highly Classified networks?Are you passionate about cybersecurity operations and policy?If so, we're looking for someone like...

user avatar

Cyber Systems Engineer/Analyst

New
Johns Hopkins University Applied Physics Laboratory
Apply today! Be one of the first candidates to apply for maximum exposure.
Laurel, MD(On-Site/Office)
Posted today
Top Secret
Polygraph

DescriptionAre you searching for meaningful work designing and integrating systems to support operations?Do you have experience with solving operational challenges at scale and applying systems engine...

user avatar

Lead Crypto Engineer

New
MITRE Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Colorado Springs, CO(On-Site/Office)
Posted today
Secret
Not Specified

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...

user avatar

Lead Crypto Engineer

New
MITRE Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
El Segundo, CA(On-Site/Office)
Posted today
Secret
Not Specified

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...

user avatar

General Security Administrative Assistant

New
RMGS, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
San Diego, CA(On-Site/Office)
Posted today
Secret
Not Specified

Position Overview RMGS, Inc. is currently recruiting a General Security Administrative Assistant in San Diego, CA. ***This position is contingent upon contract award*** Roles and Responsibilities Supp...

user avatar

Information Assurance Engineer (full scope poly)

New
Elite Government Strategy
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Posted today
5+ yrs exp
Intel Agency

Responsibilities: Perform duties in tasks in support of maintaining System Security Plans (SSPs), Risk Assessment Reports (RARs), and Plans of Action and Milestones (POA&Ms). Perform regular self-ass...

E

Cyber Threat Intelligence Analyst

New
Noetic Strategies
Apply today! Be one of the first candidates to apply for maximum exposure.
Quantico, VA(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI

Job Title: Cyber Intelligence Analyst Location: Quantico, VA Position Requirements Active DoD Top Secret / SCI Clearance MINIMUM SKILLS REQUIRED: Defense intelligence all-source analysis experien...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Pay My Bill
  • Contact Us
  • EULA
Download on the App StoreGet it on Google Play

© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service.