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IT - Security Jobs

IT - Security

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IT - Jobs requiring security clearance

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Machine Learning Engineer

New
Razor
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Remote/Hybrid
Mclean, VA(Off-Site/Hybrid)
Columbia, MD(Off-Site/Hybrid)
Posted today
5+ yrs exp
Unspecified

ROLE SUMMARY We’re hiring Machine Learning Engineers to join our growing AI/ML team. You’ll work across the full ML lifecycle — from dataset preparation and model training to production inference and ...

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Manager, Cyber Intelligence

New
L3Harris Technologies
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Greenville, TX(On-Site/Office)
Posted today
Secret
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Information Security Systems Engineering 1

New
L3Harris Technologies
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Melbourne, FL(On-Site/Office)
Posted today
Public Trust
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Information Security Systems Engineer

New
L3Harris Technologies
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Palm Bay, FL(On-Site/Office)
Posted today
Secret
Polygraph

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Specialist, Cyber Intelligence - RC-135 Mission Systems

New
L3Harris Technologies
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Offutt Air Force Base, NE(On-Site/Office)
Posted today
Secret
CI Polygraph

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Director, Systems Engineering (Cyber)

New
L3Harris Technologies
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Palm Bay, FL(On-Site/Office)
Posted today
Secret
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Secure Embedded Systems Engineer (Sr. Member Engineering Staff)

New
L3Harris Technologies
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Camden, NJ(On-Site/Office)
Posted today
Secret
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Technical Lead Member Engineering Staff - Systems Security Engin

New
L3Harris Technologies
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Camden, NJ(On-Site/Office)
Posted today
Secret
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Cyber Systems Engineer

New
System One Holdings, LLC
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Baltimore, MD(On-Site/Office)
Posted today
5+ yrs exp
Unspecified

Job Title: Cyber Systems Engineer Location: Baltimore, MD – On-site Clearance: Must be able to obtain Public Trust Clearance Contact: Crystal.dinnocenti@systemone.com DESCRIPTION OF WORK: System O...

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Cyber Threat Intelligence Analyst

New
Maximus Inc
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San Antonio, TX(On-Site/Office)
Posted today
TS/SCI
Not Specified

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awa...

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Cyber Vulnerability Research Engineer

New
Maximus Inc
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San Antonio, TX(On-Site/Office)
Posted today
TS/SCI
Not Specified

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awa...

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Senior Cybersecurity Research Scientist

New
Maximus Inc
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San Antonio, TX(On-Site/Office)
Posted today
TS/SCI
Not Specified

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awa...

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Chief Cybersecurity Architect

New
Maximus Inc
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San Antonio, TX(On-Site/Office)
Posted today
TS/SCI
Not Specified

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awa...

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IT&E Cyber Systems Security Engineering Asc. Mgr

New
Lockheed Martin
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Grand Prairie, TX(On-Site/Office)
Posted today
Secret
Not Specified

Job Number 723961BR Description:You will be the IT&E Cyber Systems Security Engineering Asc. Manager for the Program Protection Organization. Our team is responsible for overseeing all aspects of Cyb...

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

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

Date Posted:2026-04-09Country: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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Cyber Software Engineer Senior Staff

New
Lockheed Martin
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Hanover, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number 717895BR Description:WHAT WE'RE DOINGLockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced ele...

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Information System Security Officer (ISSO) - Tucson, AZ

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

Date Posted:2026-04-08Country:United States of AmericaLocation:US-AZ-TUCSON-M05 ~ 1151 E Hermans Rd ~ BLDG M05 (External Site)Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status...

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Systems Security Engineer III

New
Sierra Nevada Corporation
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Lone Tree, CO(On-Site/Office)
Posted today
Secret
Not Specified

Are you looking for an opportunity to deepen your IT skills in a meaningful work environment that supports and protects explorers and heroes? Join our team! As a Systems Security Engineer III, you wil...

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Information System Security Officer (ISSO) - Andover, MA

New
RTX
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Andover, MA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-04-08Country:United States of AmericaLocation:US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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Information System Security Officer (ISSO) - Tucson, AZ

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

Date Posted:2026-04-08Country:United States of AmericaLocation:US-AZ-TUCSON-802 ~ 1151 E Hermans Rd ~ BLDG 802Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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