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IT - Security Jobs

IT - Security

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IT - Jobs requiring security clearance

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Cybersecurity Engineer

New
National Geospatial-Intelligence Agency
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Saint Louis, MO(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

Interviews for this position are scheduled to take place May 30-31, 2026. Please note that availability during these dates is required for consideration. Alternative interview dates cannot be accommod...

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Information System Security Officer

New
Leidos
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Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

R-00180247Description Leidos' Corporate Information Security Office (CISO), reporting through the Digital Modernization Sector, is seeking an Information System Security Officer (ISSO) to support ...

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Cyberspace Developmental Test Engineer - Senior

New
Astrion
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San Antonio, TX(On-Site/Office)
Posted today
Secret
Not Specified

Overview Cyberspace Developmental Test Engineer - Senior JOB STATUS: Full-time CLEARANCE: Secret TRAVEL: 10% Astrion has an exciting opportunity for a Senior Cyberspace Developmental Test ...

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Cybersecurity Penetration Tester (Traditional) - SME

New
Astrion
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Eglin Air Force Base, FL(On-Site/Office)
Posted today
Secret
Not Specified

Overview CYBERSECURITY PENETRATION TESTER (TRADITIONAL) - SME LOCATION: Eglin AFB, FL JOB STATUS: Full-time CLEARANCE: Secret CERTIFICATION: See Below TRAVEL: 30% Astrion has an exc...

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Cybersecurity Test Manager SME

New
Astrion
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Eglin Air Force Base, FL(On-Site/Office)
Posted today
Top Secret
Not Specified

Overview Aircraft and Munitions Cybersecurity Test Manager - SME LOCATION: Eglin AFB, FL JOB STATUS: Full-time CLEARANCE: Top Secret CERTIFICATION: Per DoD 8140 and AFMAN 17-305 TRAVEL: ...

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Information Systems Security Officer

New
MANTECH
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Annapolis Junction, MD(On-Site/Office)
Posted today
TS/SCI
Not Specified

MANTECH seeks a motivated, career and customer-oriented Information System Security Officer to join our team in Annapolis Junction, MD Responsibilities Included but are not limited to:Ensures that the...

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Machine Learning Engineer - Secure AI Lab

New
Software Engineering Institute
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Pittsburgh, PA(On-Site/Office)
Posted today
TS/SCI
Not Specified

At the SEI AI Division, we conduct research in applied artificial intelligence and the engineering questions related to the practical design and implementation of AI technologies and systems. We curre...

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Vulnerability Analyst

New
Tyto Athene, LLC
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Washington, DC(On-Site/Office)
Posted today
Secret
Not Specified

Tyto Athene is searching for a Vulnerability Management Analyst to assist our Federal client in the development and maintenance of the full lifecycle of vulnerability management services from discover...

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Operational Technology Security Engineer

New
AAC Inc.
Remote/Hybrid(On/Off-Site)
Posted today
10+ yrs exp
Secret

The Operational Technology (OT) Security Engineer is responsible for safeguarding and maintaining the cybersecurity posture of the Defense Logistics Agency’s (DLA) critical OT environments. This inclu...

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Cybersecurity SME Lead

New
AAC Inc.
Remote/Hybrid(On/Off-Site)
Posted today
10+ yrs exp
Secret

Cybersecurity Subject Matter Expert (SME) – Lead Position Overview: The Cybersecurity SME-Lead serves as the technical lead for all cybersecurity activities in support of the Defense Logistics Agen...

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SUPERVISORY IT CYBERSECURITY SPECIALIST (INFOSEC)

New
Department of the Navy
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Philadelphia, PA(On-Site/Office)
Posted today
Top Secret
Not Specified

Duties You will exercise managerial authority for the objectives, direction, and integration of policy governing Information Management (IM), Cybersecurity (CS), and Enterprise Resource Planning (ERP)...

D

Senior Cyber Engineer (TS/SCI w/FSP Required)

New
Everfox
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MD(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Intelligent. Dynamic. Resilient. Everfox, formerly Forcepoint Federal, has been defending the world's most critical data and networks against the most complex cyber threats imaginable for more than 25...

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Information Systems Security Officer (ISSO)

New
American Systems Corporation
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RI(On-Site/Office)
Posted today
TS/SCI
Not Specified

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Pro...

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SIGINT Cyber Analyst - Level 3

New
BAE Systems
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Fort Meade, MD(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Description BAE Systems is looking for skilled SIGINT Cyber Analysts to support our government customer. These Analysts will: Perform research, analysis, and reporting on technical intelligence....

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Post Quantum Cryptography Engineer

New
Booz Allen Hamilton
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Ashburn, VA(On-Site/Office)
Posted today
Secret
Not Specified

Job Number: R0237325Post Quantum Cryptography Engineer The Opportunity :Use systems architecture, network engineering, or sof t war e development skill sets to implement post-quantum cryptography ( PQ...

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Information Assurance Specialist 4

New
NuAxis Innovations LLC
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Not provided(On-Site/Office)
Posted today
TS/SCI
Not Specified

Overview:We are seeking a highly skilled Information Assurance Specialist 4 to join our cybersecurity team. As an information security risk specialist, you will collaborate with information system own...

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Reverse Engineer/Vulnerability Analyst MID

New
Full Visibility LLC
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Chantilly, VA(On-Site/Office)
Posted today
Secret
CI Polygraph

Full Visibility is seeking a Sr. Reverse Engineer/Vulnerability Analyst to work in Chantilly , VA. Candidate must possess an active Top Secret clearance. The Senior Reverse Engineer/Vulnerabilit...

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Exploitation Specialist, Senior

New
Clear Resolution Consulting, LLC
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Springfield, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Description LCAT/Level: Exploitation Specialist, Senior Location: NGA Washington Office Supported: AOE - Office of Eurasia Schedule: Shift 1 Mandatory Skills: 10 years of experience in any rel...

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ISSO/ISA-TS/SCI & CI Poly

New
SIXGEN
Columbia, MD(On-Site/Office)
Posted today
2+ yrs exp
Intel Agency

Position: ISSO Job Type: Full Time Location: Fort Meade, MD Clearance Requirements: TS/SCI & Poly Travel: 5 days a week onsite ABOUT THE TEAM SIXGEN supports missions by serving government and...

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Senior Security Engineer- -TS/SCI w/ Poly Security Clearance Req

New
Power3 Solutions
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Columbia, MD(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

Tulzi Technologies, LLC (Tulzi) prides ourselves on an open, and honest culture in the workplace which builds a morale conducive to inspiring growth on our team, while balancing lifestyle by supporti...

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