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IT - Security

IT - Security Jobs

Showing 3,831 Jobs

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Security Engineer III
Serco Inc.•FL
Secret Not Specified
Position Description & QualificationsSerco is excited to support the Air Force Modeling and Simulation Support Services (AFMS3) contract. The primary purpose of this contract is to ensure that the Dep...
Posted 1 hour ago
user avatar
Security Engineer I
Serco Inc.•Orlando, FL
Secret Not Specified
Position Description & QualificationsSerco is excited to support the Air Force Modeling and Simulation Support Services (AFMS3) contract. The primary purpose of this contract is to ensure that the Dep...
Posted 1 hour ago
user avatar
Lead, Information Security Systems Engineering
L3Harris Technologies•Chantilly, VA
TS/SCI Polygraph
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 hours ago
user avatar
Information Systems Security Officer, Classified Cybersecurity
Lockheed Martin•Littleton, CO
Secret Not Specified
Job Number 734118BR Description:This position requires ability to obtain and maintain Secret clearance. Must be a U.S. Citizen.This position will perform duties as an Information Systems Security Off...
Posted 3 hours ago
user avatar
Special Programs - Senior Information System Security Manager (I
RTX•Tewksbury, MA
Top Secret Not Specified
Date Posted:2026-07-02Country:United States of America Location:US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord Position Role Type:Onsite U.S. Citizen, U.S. Person, o...
Posted 3 hours ago
user avatar
Systems Security Engineering Section Lead (M4) (Onsite)
RTX•Tewksbury, MA
Secret Not Specified
Date Posted:2026-07-02Country:United States of America Location:US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requir...
Posted 3 hours ago
user avatar
Cyber Security Engineer
Client Solution Architects LLC•Fort Leavenworth, KS
Secret Not Specified 5+ yrs exp
<br><br>><br>Cyber Security Engineer<br><br><a><br>CSA Global LLC<br></a><br><br>Cyber Security Engineer<br><br><a&g...
Posted 3 hours ago
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Software Engineer for Cyber program - FS Poly
SRC•Fort Meade, MD
TS/SCI Full Scope Polygraph 5+ yrs exp
Our client is a distinguished Women-Owned Small Business and technical defense contractor providing mission-critical engineering to the IC and DoD. Operating as both a prime and subcontractor, they of...
Posted 4 hours ago
user avatar
Vulnerability Researcher - Hybrid - TS/SCI
SRC•Remote/Hybrid
TS/SCI Not Specified 5+ yrs exp
Our client has deep expertise in Vulnerability Research, CNO Development, Reverse Engineering, and Penetration Testing. They support the defense and intelligence communities along with commercial clie...
Posted 4 hours ago
user avatar
Cyber Technical Analyst Principal (TS/SCI with Poly Required)
GCI, Inc•Chantilly, VA
TS/SCI Polygraph 10+ yrs exp
Job Category: Cyber and IT Risk ManagementRequisition Number: TECHN002162Posting DetailsPosted: June 15, 2026Full-TimeOn-siteSalary Range: $124,092.80 USD to $207,251.20 USDJob DetailsDescriptionGCI e...
Posted 4 hours ago
user avatar
(698) Cybersecurity Portfolio Manager
Arlo Solutions•Arlington, VA
TS/SCI Not Specified 5+ yrs exp
New(698) Cybersecurity Portfolio ManagerN/AApplyCompany Summary Arlo Solutions (Arlo) is an information technology consulting services company that specializes in delivering technology solutions. Our ...
Posted 4 hours ago
user avatar
Senior Software Engineer (U.S. Citizen/Security Clearance Requir
Task Force Talent•Chantilly, VA
TS/SCI Full Scope Polygraph 10+ yrs exp
TASK FORCE TALENTExperts in Science, Engineering, and Security CareersXFacebookPinterestCopy LinkWhatsAppEmailShareShare this jobFacebookXLinkedInEmailSenior Software Engineer (U.S. Citizen/Security C...
Posted 4 hours ago
user avatar
Full Stack Software Engineer (Junior/Senior/Expert) (U.S. Citize
Task Force Talent•Reston, VA
TS/SCI Full Scope Polygraph 5+ yrs exp
TASK FORCE TALENTExperts in Science, Engineering, and Security CareersFull Stack Software Engineer (Junior/Senior/Expert) (U.S. Citizen/Security Clearance Required)Reston, Virginia, United StatesTask ...
Posted 4 hours ago
user avatar
Cyber Threat Intelligence (CTI) Analyst
Open Systems Technologies Corporation•Huntsville, AL
TS/SCI CI Polygraph 5+ yrs exp
Open Systems Technologies Corporation is looking for a Cyber Threat Intelligence (CTI) Analyst  to join our high performing cyber team in support of a large SOC enterprise environment.Respon...
Posted 4 hours ago
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CCNP-Security - Routing and Switching Engineer
Associates Systems LLC•Philadelphia, PA
Secret Not Specified
US CITIZENSHIP Required DoD SECRET SECURITY CLEARANCE IS Preferred. EXPERIENCE for Senior Security Network Engineer position: Eight (8) years' experience in network security, demonstrating strong e...
Posted 9 hours ago
user avatar
Trellix / HBSS Administrator DOD Secret
Associates Systems LLC•Philadelphia, PA
Secret Not Specified
Active DOD Secret or Interim Secret IAT Level III a MUST Current CASP+ CE, Security-X, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH Certification required #CJ ALL QUALIFIED RESUMES WILL BE ...
Posted 9 hours ago
user avatar
Systems Security Engineer- DOD Secret - Anti-Tamper
Associates Systems LLC•Lowell, MA
Secret Not Specified
All Qualified candidates will be responded to in 24 hours or less Onsite in Tewksbury Ma Employment type: Full Time w-2 or Contract Rate: open to Negotiation Benefits: including Health, Dental Vision...
Posted 9 hours ago
user avatar
CCNP-Security - Routing and Switching Engineer
Associates Systems LLC•Philadelphia, PA
Secret Not Specified
US CITIZENSHIP Required DoD SECRET SECURITY CLEARANCE IS Preferred. EXPERIENCE for Senior Security Network Engineer position: Eight (8) years' experience in network security, demonstrating strong e...
Posted 9 hours ago
user avatar
DOD Secret- IA Cyber Navy Compliance Specialist- IAT Level III-
Associates Systems LLC•Indian Head, MD
Secret Not Specified
New contract award- all qualified resumes will be responded to in 24Hrs or less This is a full-time direct position - Multiple openings DOD active or interim secret required All work to be performed ...
Posted 9 hours ago
user avatar
Staff Software Engineer, Cryptography
Anduril Industries•Boston, MA
Secret Not Specified
Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...
Posted 12 hours ago
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