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IT - Security

IT - Security Jobs

Showing 4,051 Jobs

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Cyber Security Software Engineer; Development of Underwater Vehi
Lockheed Martin
TS/SCI Not Specified
Job Number 732073BR Description:WHAT WE'RE DOINGAt Lockheed Martin Rotary and Mission Systems, we're on a mission to drive innovation and uphold the highest standards of business ethics. We believe t...
Posted just now
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Cyber Software Engineer - Early Career
Lockheed Martin
TS/SCI Polygraph
Job Number 732125BR Description:By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our...
Posted just now
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Cyber Software Engineer II
Lockheed Martin
Secret Not Specified
Job Number 731472BR Description:The Cyber Software Engineer (level 2) is a mid-level role that requires owing security outcomes across the product lifecycle. In this position you will lead the defini...
Posted just now
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Cybersecurity Specialist 3
Zachary Piper Solutions, LLC
TS/SCI Polygraph
Zachary Piper Solutions is seeking a Cybersecurity Specialist 3 to support a company focused on advanced Security and Electronic Systems, delivering integrated security, IT, and operational technology...
Posted just now
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Principal Systems Security Engineer / Senior ISSM
Sierra Nevada Corporation•Lone Tree, CO
Top Secret Not Specified
The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator...
Posted just now
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Cybersecurity Analyst
Leidos•Huntsville, AL
Secret Not Specified
R-00185340Description Looking for an opportunity to make an impact?At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers&...
Posted 1 hour ago
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Cyber Threat Intelligence Hunter
Leidos•Hickam Afb, HI
TS/SCI Not Specified
R-00185136Description Cyber Threat Hunter – Lead Advanced Threat Detection & Proactive Defense Leidos is seeking a Cyber Threat Hunter to join a mission‑critical cybersecurity team d...
Posted 1 hour ago
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Information Assurance Engineer
Leidos•Chantilly, VA
TS/SCI Polygraph
R-00185278Description Leidos is seeking an Information Assurance Engineer to support an IC customer Program focused on the Integration, Operations, and Sustainment of various systems both legacy and i...
Posted 1 hour ago
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Information Assurance Engineer
Leidos•Gaithersburg, MD
TS/SCI Polygraph
R-00185278Description Leidos is seeking an Information Assurance Engineer to support an IC customer Program focused on the Integration, Operations, and Sustainment of various systems both legacy and i...
Posted 1 hour ago
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Information Assurance Engineer
Leidos•Alexandria, VA
TS/SCI Polygraph
R-00185278Description Leidos is seeking an Information Assurance Engineer to support an IC customer Program focused on the Integration, Operations, and Sustainment of various systems both legacy and i...
Posted 1 hour ago
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Information Assurance Engineer
Leidos•Saint Louis, MO
TS/SCI Polygraph
R-00185278Description Leidos is seeking an Information Assurance Engineer to support an IC customer Program focused on the Integration, Operations, and Sustainment of various systems both legacy and i...
Posted 1 hour ago
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Remote Sr. Security Analyst (VA ESOM)
Kentro•Remote/Hybrid
Public Trust Not Specified
Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers...
Posted 1 hour ago
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Cybersecurity Engineer
Astrion•Colorado Springs / Peterson Space Force Base, CO
TS/SCI Not Specified
Overview Cybersecurity Engineer LOCATION: Colorado Springs, CO JOB STATUS: Full-time SALARY: $120,000 - $170,000 CLEARANCE: TS/SCI TRAVEL: Up to 10% Astrion is seeking a Cybersecurity Engineer t...
Posted 1 hour ago
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National Security Compliance Analyst
SPA•Alexandria, VA
TS/SCI 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 ...
Posted 1 hour ago
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HBSS/ESS Engineer
MANTECH•Virginia Beach, VA
TS/SCI Not Specified
MANTECH seeks a motivated, career and customer-oriented Host Based Security Systems, Endpoint Security Solutions (HBSS/ESS Engineer) to join our team in Virginia Beach, VA. This position is onsite. Re...
Posted 1 hour ago
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Senior Cyber Systems Engineer
PeopleTec•Huntsville, AL
TS/SCI None
OpportunityPeopleTec is currently seeking a Senior Cyber Systems Engineer to support our Huntsville, AL location. As a Senior Cyber Systems Engineer you will integrate Government Off-the-Shelf (GOTS) ...
Posted 1 hour ago
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INFORMATION TECHNOLOGY SPECIALIST (SYSADMIN/INFOSEC)
Department of the Air Force•Eielson Afb, AK
Top Secret Polygraph
Duties Administrator for Wing Advanced Program Office local area network (LAN) and wide area network (WAN). Organizes and executes Information Assurance activities of the Wing Advanced Program Offic...
Posted 1 hour ago
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Exploitation Analyst (EA) Level 1-4
Sentar Inc•Annapolis Junction, MD
TS/SCI Polygraph 5+ yrs exp
Sentar is seeking Exploitation Analyst's in Ft. Meade. Role Description: Apply your deep understanding of adversary networks, network defenses, and cyber network operational capabilities to develop e...
Posted 1 hour ago
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SUPERVISORY INFORMATION TECHNOLOGY SPECIALIST (INFOSEC)
Department of the Air Force•Linthicum Heights, MD
Top Secret Not Specified
Duties As the Director, plan, organize, and oversees the activities of the DC3 Vulnerability Disclosure Program (VDP). Exercises supervisory personnel management responsibilities. Represents the VDP w...
Posted 1 hour ago
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Cyber Technical Analyst Advisor (TS/SCI with Poly Required)
GCI•Chantilly, VA
TS/SCI Polygraph 10+ yrs exp
Job Category: Cyber SecurityRequisition Number: CYBER001103Posting DetailsPosted: January 13, 2026Full-TimeJob DetailsDescriptionGCI embodies excellence, integrity and professionalism. The employees s...
Posted 1 hour ago
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