System Security Administrator Jobs in Washington, DC

Sr. ISSO TS/SCI Poly

$154,050 - $278,475 per year

Leidos

Leidos has a new and exciting opportunity for a Senior Information System Security Officer in our National Security Sect...

Annapolis Junction

11 days ago

Cyber Automation Engineer

$86,900 - $198,000 per year

Booz Allen Hamilton

Cyber Automation Engineer The Opportunity: Design, implement, integrate, and maintain systems and tools to automate comp...

Fort George G Meade

7 days ago

Virtualization Systems Administrator - TS/SCI w/Poly

$147,292 - $199,278 per year

General Dynamics Information Technology

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Mus...

Annapolis Junction

4 days ago

Information Technology/Assurance (IT/IA) Specialist II

$107,744 - $140,760 per year

General Dynamics Information Technology

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to ...

Washington

15 days ago

Information Systems Security Officer (ISSO) II

$96,569 - $130,651 per year

General Dynamics Information Technology

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to ...

Washington

14 days ago

ICAM Security Engineer

$86,800 - $198,000 per year

Booz Allen Hamilton

ICAM Security Engineer The Opportunity: The user is the last frontier for cybersecurity. It’s where the perimeter is dra...

McLean

6 days ago

DLP Engineer [JOB ID 20260504]

Competitive

Phoenix Cyber

Phoenix Cyber  is looking for a DLP Engineer  to join our client delivery team. This position is onsite at the client lo...

Washington

8 days ago

Information Assurance (IA) Analyst – Intermediate

Competitive

Global Enterprise Services, LLC

Location:  Pentagon, Arlington, VA Clearance: Active Top Secret (TS)  REQUIRED Certification: DoD 8140/8570 IAT Level II...

Washington

13 days ago

Sr. Cybersecurity Engineer (Onsite - Sterling, VA) Top Secret Clearance required

$95,500 - $181,700 per year

RTX

Date Posted: 2026-04-29 Country: United States of America Location: US-VA-STERLING-291 ~ 22640 Davis Dr ~ DAVIS Position...

Dulles

13 days ago

Cybersecurity Engineer II (Onsite - Sterling, VA) Secret Clearance required

$75,800 - $144,200 per year

RTX

Date Posted: 2026-04-29 Country: United States of America Location: US-VA-STERLING-291 ~ 22640 Davis Dr ~ DAVIS Position...

Dulles

13 days ago