IT - Security Jobs

IT - Security

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IT - Jobs requiring security clearance

Senior Principal Systems Security Engineer (Cyber) - P5 (Onsite)

New
RTX
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Marlborough, MA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-30Country:United States of AmericaLocation:US-MA-MARLBOROUGH-MA2 ~ 1001 Boston Post Rd ~ BLDG 2Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requiremen...

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Software Security Engineer I

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

Date Posted:2026-04-30Country:United States of AmericaLocation:US-AZ-TUCSON-848 ~ 1151 E Hermans Rd ~ BLDG 848Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Sr. Systems Engineer - Electromagnetic Vulnerability Lead

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

Date Posted:2026-04-29Country:United States of AmericaLocation:US-AZ-TUCSON-848 ~ 1151 E Hermans Rd ~ BLDG 848Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Principal Systems Security Engineer (Cyber Product Owner) - P4 (

New
RTX
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Woburn, MA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-29Country:United States of AmericaLocation:US-MA-WOBURN-WB2 ~ 225 Presidential Way ~ GODDARD BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

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SITEC - Cyber Intelligence Fusion Analyst - MacDill AFB

New
Peraton
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Macdill Afb, FL(On-Site/Office)
Posted yesterday
TS/SCI
Not Specified

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

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Exploitation Analyst

New
Peraton
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Chantilly, VA(On-Site/Office)
Posted yesterday
Top Secret
Polygraph

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

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Cyber Intelligence Analyst TS/SCI w Poly

New
Peraton
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Fort Meade, MD(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

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Senior Systems Security Engineer (Cyber Product Owner) - P3 (Ons

New
RTX
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Woburn, MA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-29Country:United States of AmericaLocation:US-MA-WOBURN-WB2 ~ 225 Presidential Way ~ GODDARD BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

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Senior Information System Security Officer (ISSO) - Woburn, MA

New
RTX
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Woburn, MA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-29Country:United States of AmericaLocation:US-MA-WOBURN-WB1 ~ 235 Presidential Way ~ SPENCER BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

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Principal Systems Security Engineer (Cyber) - P4 (Onsite)

New
RTX
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Huntsville, AL(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-30Country:United States of AmericaLocation:US-AL-HUNTSVILLE-401 ~ 401 Jan Davis Dr NW ~ JAN DAVIS 401Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requ...

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Principal Systems Security Engineer (Cyber) - P4 (Onsite)

New
RTX
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Marlborough, MA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Date Posted:2026-04-30Country:United States of AmericaLocation:US-MA-MARLBOROUGH-MA2 ~ 1001 Boston Post Rd ~ BLDG 2Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requiremen...

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Information System Security Engineer (ISSE) II

New
RTX
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Chesapeake, VA(On-Site/Office)
Posted yesterday
Top Secret
Not Specified

Date Posted:2026-04-29Country:United States of AmericaLocation:US-VA-CHESAPEAKE-002-CUST ~ 2 Relay Rd ~ BLDG 344 (External Site)Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Stat...

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Senior Physical Security Engineer

New
M.C. Dean
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Arlington, VA(On-Site/Office)
Posted yesterday
Secret
Not Specified

OverviewAbout M.C. DeanM.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, comp...

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Security Architect

New
Leidos
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Brussels(On-Site/Office)
Posted yesterday
Secret
Not Specified

R-00182325Description Leidos is seeking a Security Architect to develop robust security frameworks for a groundbreaking integrated air and missile defence command and control (C2) program for NATO par...

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Information Security Assurance Assistant Group Supervisor

New
Johns Hopkins University Applied Physics Laboratory
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Laurel, MD(On-Site/Office)
Posted yesterday
Secret
Not Specified

DescriptionAre you passionate about being on a team of highly skilled, motivated and dedicated professionals charged with protecting sensitive data while supporting the JHU/APL mission? Do you want to...

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System Security Engineer (Engineering, Analyst)

New
MIL Corporation
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Lexington Park, MD(On-Site/Office)
Posted yesterday
Top Secret
Not Specified

Summary The MIL Corporation seeks an System Security Engineer (Engineering, Analyst) that will support our Naval Aviation acquisition programs, which has an exciting opportunity supporting a major AC...

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Senior Systems Security Engineer (Security Engineering, Senior A

New
MIL Corporation
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Lexington Park, MD(On-Site/Office)
Posted yesterday
Top Secret
Not Specified

Summary The MIL Corporation seeks a Senior Systems Security Engineer (Security Engineering, Senior Associate) that will support our Naval Aviation acquisition programs, which has an exciting opportun...

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Security Specialist - Administrative

New
System High Corporation
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Arlington, VA(On-Site/Office)
Posted yesterday
Secret
Not Specified

Description Position Overview System High Corporation delivers the most advanced protection and secrecy solutions to secure and strengthen critical missions, programs, operations, and intelligence a...

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Red Team Security Engineer III

New
Millennium Corporation
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Colorado Springs, CO(On-Site/Office)
Posted yesterday
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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Cyber Analyst Mid-Level

New
Referentia Systems Incorporated
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Hampton, VA(On-Site/Office)
Posted yesterday
5+ yrs exp
Unspecified

The Cyber Analyst, Midlevel applies expertise and work experience executing cyber risk assessments to perform duties assigned by the Security Control Assessor (SCA) for Department of the Air Force (DA...

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