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IT - Security

IT - Security Jobs

Showing 3,806 Jobs

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Information System Security Engineer (ISSE)

New
Shadowgate Partners, Inc.
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Posted today
10+ yrs exp
TS/SCI
CI Polygraph

Shadowgate Partners' client is seeking an Information System Security Engineer (ISSE). The role of the ISSE is to bridge the gap between high level security policies/requirements and technical/operati...

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Cyber Security Specialist

New
Zachary Piper Solutions, LLC
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Posted today
Secret
Not Specified

Zachary Piper Solutions is seeking a Cyber Security Specialist to support a company focused on providing enterprise IT and cybersecurity services to Department of Defense mission systems. This positio...

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Security Analyst, Senior - Goleta, CA

New
RTX
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Posted today
Secret
Not Specified

Date Posted:2026-07-20Country:United States of America Location:US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirement...

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Senior Industrial Security Analyst

New
RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-07-20Country:United States of America Location:US-AZ-TUCSON-842 ~ 1151 E Hermans Rd ~ BLDG 842 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Cryptologic Computer Scientist Level 1

New
GRVTY
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Fort Meade, MD(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

What Impact You'll Have GRVTY is seeking experienced Cryptologic Computer Scientist to design, develop, deliver, and operate solutions to hard cryptologic computer science problems within a scien...

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Sr Analyst, Security

New
RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-07-20Country:United States of America Location:US-AZ-TUCSON-842 ~ 1151 E Hermans Rd ~ BLDG 842 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Security Software Engineer, Emerging On-prem AI infrastructure

New
Google, Inc.
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Reston, VA(On-Site/Office)
Posted today
Top Secret
Not Specified

Minimum qualifications: Bachelor's degree or equivalent practical experience. 2 years of experience with software development in C++, C, or Python. 2 years of experience developing large-scale infrast...

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STINGRAI Information Assurance Analyst - 29461

New
HII Mission Technologies
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Key West, FL(On-Site/Office)
Posted today
TS/SCI
Not Specified

Requisition Number: 29461 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $93,366.00 - $125,000.00 Security Clearance: Ability to Obtain Level of Exper...

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Cryptologic Computer Scientist Level 1

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

What Impact You'll Have GRVTY is seeking experienced Cryptologic Computer Scientist to design, develop, deliver, and operate solutions to hard cryptologic computer science problems within a scien...

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Red Team Security Engineer

New
Millennium Corporation
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Charleston, SC(On-Site/Office)
Posted today
TS/SCI
Not Specified

OverviewMillennium 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 abili...

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Senior Cybersecurity Platform Engineer (R4926)

New
Shield AI Inc
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Dallas, TX(On-Site/Office)
Posted today
Secret
Not Specified

Founded in 2015, Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy softwa...

S

Information Systems Security Engineer (ISSE) – Skill Level 3

New
Kaizen Approach
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Annapolis Junction, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Polygraph

Kaizen Approach is currently seeking an Information Systems Security Engineer (ISSE) to perform or review technical security assessments of computing environments to identify vulnerabilities, non-comp...

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Information Security Engineer, Senior

New
Semper Valens Solutions, Inc.
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Aberdeen Proving Ground, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Not Specified

Information Security Engineer, Senior Full Time Aberdeen Proving Ground, MD Top Secret/SCI Clearance Job Description: Responsibilities The ISE will serve as the overall security point of contact for ...

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Cyber Technical Analyst Principal (TS/SCI with Poly Required)

New
GCI
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Chantilly, VA(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Polygraph

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...

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Senior Security Architect

New
Department of Defense
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Cape Canaveral Afs, FL(On-Site/Office)
Posted today
Top Secret
Not Specified

DutiesThe United States Space Force (USSF) Space Systems Command (SSC) Space Launch Delta 45 (SLD 45) 1st Space Launch Squadron (1 SLS) at Cape Canaveral Space Force Station, Florida is searching for ...

D

IT SPECIALIST (INFOSEC/SYSADMIN)

New
Department of Defense
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Mountain Home, ID(On-Site/Office)
Posted today
Secret
Not Specified

Duties Serve as an Information Technology (IT) Specialist and as an Information Systems Security Officer (ISSO) for a small Military Treatment Facility (MTF). Conduct risk and vulnerability assessme...

D

Senior Security Architect

New
Department of the Air Force
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Cape Canaveral, FL(On-Site/Office)
Posted today
Top Secret
Not Specified

DutiesThe United States Space Force (USSF) Space Systems Command (SSC) Space Launch Delta 45 (SLD 45) 1st Space Launch Squadron (1 SLS) at Cape Canaveral Space Force Station, Florida is searching for ...

D

Information Systems Security Engineeer

New
NorthHill Technology Resources
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Fairfax, VA(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
CI Polygraph

Job Description: One of our key clients has an immediate opening for an Information System Security Engineer (ISSE) with an active TS/SCI w/CI Poly Clearance to work Full Time in their Fairfax, VA hea...

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Information System Security Controls Assessor

New
Booz Allen Hamilton
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Herndon, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number: R0244911Information System Security Controls AssessorThe Opportunity: Cyber threats are everywhere, and the constantly evolving nature of these threats can make understanding them seem ov...

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Identity Intelligence (I2) Analyst, Level 2

New
Strategic Resilience Group
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Quantico, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Position ResponsibilitiesConduct identity intelligence analysis to support MCIA mission requirements.Support identity resolution, watchlisting workflows, and biometric-enabled analysis.Review, evaluat...

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