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 Charleston, SC

IT - Security Jobs in Charleston, SC

Showing 18 Jobs

Sort by:
user avatar
Junior AI Software Engineer [$220k/yr+] TS/SCI-FS Poly
SYSTOLIC•Annapolis Junction, MD
Intel Agency Full Scope Polygraph 2+ yrs exp
Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Develop and integrate artificial intelligence capabilities and agentic workflows...
Promoted•Posted 2 weeks ago
user avatar
Mid-Level AI/ML Engineer [$310k/yr+] TS/SCI-FS Poly
SYSTOLIC•Annapolis Junction, MD
TS/SCI Full Scope Polygraph 5+ yrs exp
Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design, develop, test, and productize cutting-edge AI and machine learning algor...
Promoted•Posted 1 week ago
user avatar
Cyber Sec Analyst II
Scientific Research Corporation•North Charleston, SC
TS/SCI Not Specified
Description Auditing of system security security controls, STIG configurations, and ACAS scans Supporting the Cyber Test process for system accreditation and Risk Management Framework (RMF) processes...
Posted 1 day ago
user avatar
Cybersecurity Specialist 2
M9 Solutions•Charleston, SC
Public Trust Not Specified 5+ yrs exp $60,000 - $180,000 / yr
Cybersecurity Specialist 2Charleston, SC - Public Trust clearance requiredApplyM9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people...
Posted 1 week ago
user avatar
Cyber Security Analyst III
Scientific Research Corporation•North Charleston, SC
Secret Not Specified
Description Providing configuration management (CM) expertise for information system security software, hardware, and firmware Working closely with system ISSO and ISSM to maintain operational securi...
Posted 1 week ago
user avatar
Sr Cyber Security Analyst
Scientific Research Corporation•North Charleston, SC
TS/SCI Not Specified
Description Integrating cybersecurity requirements and security controls into the software development lifecycle, from requirements definition through deployment and sustainment Reviewing system, app...
Posted 1 week ago
user avatar
Cybersecurity RMF Analyst III
Modus21, Llc•Multiple Locations
Secret 5+ yrs exp
Modus21, LLC is a Charleston, South Carolina based small business and technology consulting firm specializing in solving complex business problems for global business and government clients. Modus21 p...
Posted 3 weeks ago
user avatar
Cyber Engineer
Entarian•Charleston, SC
Top Secret 2+ yrs exp $105,000 - $120,000 / yr
Entarian is seeking a Cyber Engineer to support the Naval Information Warfare Center Atlantic (NIWC Atlantic) Expeditionary Enterprise Systems and Services (E2S2) Division. NIWC Atlantic provides desi...
Posted 3 weeks ago
user avatar
Cybersecurity Engineer
World Wide Technology•Charleston, SC
TS/SCI Not Specified $150,000 - $170,000 / yr
This is a full-time direct hire position and you must currently have an active Top Secret Security Clearance or above. We are not able to offer visa sponsorship, 1099 status, or work with C2C for thi...
Posted 1 month ago
user avatar
Cybersecurity Engineer
Booz Allen Hamilton•Charleston, SC
TS/SCI Not Specified $69,400 - $158,000 / yr
Job Number: R0247249Cybersecurity Engineer The Opportunity: Are you looking for an opportunity to share your experience in systems and network security engineering to safeguard our nation's resources?...
Posted 1 month ago
user avatar
University - 2027 Summer Games Cyber Security Intern - Charlesto
Booz Allen Hamilton•Charleston, SC
Secret Not Specified $52,900 - $108,000 / yr
Job Number: R0248136University - 2027 Summer Games Cyber Security Intern - Charleston, SCThe Opportunity:The Summer Games is an innovative internship program that attracts some of the nation's best an...
Posted 1 month ago
user avatar
Information Systems Security Officer
Echelon Services, LLC•Hanahan, SC
TS/SCI CI Polygraph
Position Title: Information Systems Security Officer (ISSO) Clearance Requirements: TS/SCI with CI Polygraph. Investigation or CV date within 5 years Location: Charleston, SC Duties and Responsibi...
Posted 1 month ago
user avatar
Cyber Developer/Vulnerability Researcher
Echelon Services, LLC•Hanahan, SC
TS/SCI Polygraph
Position Title: Cyber Developer/Vulnerability Researcher Clearance Requirements: Active TS/SCI Location: NIWC Atlantic, Charleston, SC (Full-Time, On-Site) Overview Echelon Services, LLC is seeki...
Posted 1 month ago
user avatar
Red Team Security Engineer II
Millennium Corporation•Charleston, SC
Top Secret Not Specified 5+ yrs exp $120,000 - $146,000 / yr
Millennium is proud to be part of the Markon enterprise, a network of specialized organizations united in support of critical national security missions. This partnership strengthens our ability to de...
Posted 1 month ago
user avatar
Full Stack Developer
BreakPoint Labs•Charleston, SC
Secret 2+ yrs exp
BreakPoint Labs is seeking a Full Stack Developer to support the development and maintenance of both front-end and back-end components of web applications, with a strong emphasis on integrating securi...
Posted 4 months ago
user avatar
Information System Security Specialist I
Goldbelt Inc•Charleston, SC
TS/SCI Not Specified
OverviewPlease note that this position is contingent upon the successful award of a contract currently under bid. A leader in cutting-edge research and technology in the cyber arena, CPMG focuses on u...
Posted 4 months ago
user avatar
Information System Security Specialist II
Goldbelt Inc•Charleston, SC
TS/SCI Not Specified
OverviewPlease note that this position is contingent upon the successful award of a contract currently under bid. A leader in cutting-edge research and technology in the cyber arena, CPMG focuses on u...
Posted 4 months ago
user avatar
Information System Security Specialist III
Goldbelt Inc•Charleston, SC
TS/SCI Not Specified
OverviewPlease note that this position is contingent upon the successful award of a contract currently under bid. A leader in cutting-edge research and technology in the cyber arena, CPMG focuses on u...
Posted 4 months ago
user avatar
Detect Engineers (Elastic ) and (Cloud)
BreakPoint Labs•Charleston, SC
Secret 2+ yrs exp
BreakPoint Labs is seeking two Detection Engineers, one with expertise in Elastic, and one who has expertise in Cloud to design, develop, and implement detection mechanisms to identify cyber threats w...
Posted 5 months ago
user avatar
Quality Control Specialist IV (Team Lead)
Goldbelt Inc•Charleston, SC
Secret Not Specified
OverviewPlease note that this position is contingent upon the successful award of a contract currently under bid. A leader in cutting-edge research and technology in the cyber arena, CPMG focuses on u...
Posted over 6 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