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IT - Security Fairfax, VA

IT - Security Jobs in Fairfax, VA

Showing 100 Jobs

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Transportation Security Support Analyst

New
Guidehouse
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted yesterday
Public Trust
Not Specified

Job Family :Strategy & Transformation Consulting Travel Required :Up to 10% Clearance Required :Ability to Obtain Public Trust What You Will Do :The Transportation Security Support Analyst supports T...

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Cyber Intelligence Engineer

New
MITRE Corporation
Mclean, VA(On-Site/Office)
Posted yesterday
Top Secret
Polygraph

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're com...

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Principal Cyber Threat Intelligence Analyst

New
MITRE Corporation
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Mclean, VA(On-Site/Office)
Posted yesterday
TS/SCI
Polygraph

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're com...

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Vulnerability Management Lead

New
steampunk
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Mclean, VA(On-Site/Office)
Posted yesterday
Public Trust
Not Specified

Overview We are seeking a Vulnerability Management Lead responsible for planning, executing, and continuously maturing the enterprise vulnerability management program across a large-scale, complex IT...

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Cybersecurity Integration Engineer

New
steampunk
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Mclean, VA(On-Site/Office)
Posted yesterday
Public Trust
Not Specified

Overview We are seeking a Cybersecurity Integration Engineer responsible for designing, developing, and maintaining secure integrations across enterprise cybersecurity, operational, and data platform...

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Cybersecurity Operations Lead

New
steampunk
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Mclean, VA(On-Site/Office)
Posted yesterday
Public Trust
Not Specified

Overview We are seeking a Cybersecurity Operations Lead responsible for overseeing enterprise cybersecurity operations, ensuring the continuous protection of information systems through effective sec...

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Information System Security Engineer (ISSE)

New
Shadowgate Partners, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Fairfax, VA(On-Site/Office)
Denver, CO(On-Site/Office)
Posted 2 days ago
10+ yrs exp
TS/SCI
CI Polygraph

Shadowgate Partners is seeking an Information System Security Engineer (ISSE) for our client, a leading provider of Signals Intelligence (SIGINT) and specialized communications systems to the Intellig...

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Principal Cybersecurity Engineer

New
MITRE Corporation
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Mclean, VA(On-Site/Office)
Posted 2 days ago
Top Secret
Not Specified

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're com...

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Cyber Risk Management Specialist

New
steampunk
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Mclean, VA(On-Site/Office)
Posted 2 days ago
Public Trust
Not Specified

Overview The Cyber Risk Management Specialist (CRMS) will specialize in in-depth knowledge of the program's cyber security hygiene, DevSecOps, Risk Management Framework (RMF), Assessment and Authoriz...

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Identity Intelligence Analyst

New
Peraton
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 3 days ago
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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Cyber Risk Management Specialist

New
steampunk
Mclean, VA(On-Site/Office)
Posted 3 days ago
Public Trust
Not Specified

Overview The Cyber Risk Management Specialist (CRMS) will specialize in in-depth knowledge of the program's cyber security hygiene, DevSecOps, Risk Management Framework (RMF), Assessment and Authoriz...

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Lead Engineer, Cryptography Engineer - Blockchain Specialist

New
MITRE Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 3 days ago
Secret
None

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're com...

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Security Engineer

New
Core One
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 4 days ago
TS/SCI
Polygraph

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achi...

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Senior Information System Security Officer

New
Core One
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 4 days ago
TS/SCI
Polygraph

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achi...

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Security Analyst

New
Core One
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 4 days ago
TS/SCI
Polygraph

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achi...

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Information Systems Security Manager (ISSM)

New
Veilant
Tysons, VA(On-Site/Office)
Posted 1 week ago
TS/SCI
Polygraph

Company Description We were early to the fight against Ubiquitous Technical Surveillance, and we've been pushing the edge ever since. Our mission is to help government and enterprise organizations un...

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Financial Intelligence Exploitation Officer (2026-0178)

New
Acclaim Technical Services
Mclean, VA(On-Site/Office)
Posted 1 week ago
TS/SCI
Polygraph

Acclaim Technical Services, founded in 2000, is a leading language and intelligence services company supporting a wide range of U.S. Federal agencies. We are an Employee Stock Ownership Plan (ESOP) co...

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Cybersecurity Analyst

New
MANTECH
Tysons, VA(On-Site/Office)
Posted 1 week ago
TS/SCI
Not Specified

MANTECH seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through manage...

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SME Cyber Capability Developer (Reverse Engineer) — Software R

New
Data Intelligence LLC.
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 1 week ago
TS/SCI
Not Specified

SME Cyber Capability Developer (Reverse Engineer) — Software Reverse Engineering About the Role: Lead complex software reverse engineering efforts on target systems—including encrypted applications an...

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Senior Cyber Capability Developer (Reverse Engineer) — Softwar

New
Data Intelligence LLC.
Apply today! Be one of the first candidates to apply for maximum exposure.
Mclean, VA(On-Site/Office)
Posted 1 week ago
TS/SCI
Not Specified

Senior Cyber Capability Developer (Reverse Engineer) — Software Reverse Engineering About the Role: Lead and perform reverse engineering on target systems, developing custom tools and documentation to...

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