Security Engineer Jobs in Fairfax
20 live Security Engineer roles in Fairfax, United States. Apply directly on Haystack.
Last updated 20 August 2026. Job counts refresh daily.
As of 20 August 2026, Haystack lists 20 live Security Engineer jobs in Fairfax, with 6 added in the past week. Employers hiring right now include Leidos, Northrop Grumman and Electronic Consulting Services, Inc (ECS Federal).
Top companies hiring
plus 8 more companies hiring in this category
- EC
Cyber Security Specialist
NewElectronic Consulting Services, Inc (ECS Federal)
Fairfax, VA🇺🇸$50 - $75/hrHybrid21 hours agoTechnology - AG
Senior Cybersecurity Engineer / Offensive Security Lead
Apogee Global RMS
Fairfax, Virginia🇺🇸On-site3 months agoTechnology - GO
Cyber Defense & Incident Responder (SOC Analyst)
Gormat
Fairfax, VA🇺🇸On-site4 days agoPenetration TestingTechnology - AR
Data Security Engineer Journeyman
ASM Research
Fairfax, VA🇺🇸Hybrid6 days agoAWSEncryptionAzure+3Technology - EC
Director, Security Engineering
Electronic Consulting Services, Inc (ECS Federal)
Fairfax, VA🇺🇸$180k - $250k/yrHybrid5 days agoAdministrative - PA
Cyber Security Specialist, Senior (Top Secret)
Praescient Analytics
Fairfax, VA🇺🇸Hybrid6 days agoOracleAWSMachine Learning+2Technology - SP
Information System Security Engineer (ISSE) with Security Clearance
Shadowgate Partners, Inc.
Fairfax, VA🇺🇸$100k/yrHybrid4 weeks agoMySQLOracleSVN+9Technology - EC
Cyber Threat Analyst 2 with Security Clearance
ECS
Fairfax, VA🇺🇸Hybrid5 weeks agoAgileTechnology - LE
Lead Firewall Engineer
Leidos
Fairfax, VA🇺🇸$131.3k - $237.3k/yrOn-site1 week agoEngineering - DS
Cyber Security Analyst with Security Clearance
Dexian Signature Federal
Fairfax, VA🇺🇸Hybrid2 weeks agoSplunkTechnologyGet new Security Engineer jobs in Fairfax in your inbox
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- DS
Senior Information Security Analyst with Security Clearance
DSA
Fairfax, VA🇺🇸$105k - $115k/yrHybrid5 weeks agoTechnology - NG
Cyber / Principal Cyber Systems Engineer with Security Clearance
Northrop Grumman
Fairfax, VA🇺🇸$101k - $151.4k/yrOn-site3 weeks agoNagiosSplunkDNS+3Technology - TM
Information Systems Security Manager (ISSM) with Security Clearance
The Mission Essential Group, LLC.
Fairfax, VA🇺🇸$170k - $195k/yrOn-site4 weeks agoEncryptionZero TrustTechnology - NT
Information Systems Security Engineeer with Security Clearance
NorthHill Technology Resources
Fairfax, VA🇺🇸Hybrid4 weeks agoMySQLOracleSVN+9Technology - NG
Principal / Sr. Principal Cyber Systems Engineer with Security Clearance
Northrop Grumman
Fairfax, VA🇺🇸$125.3k - $187.9k/yrOn-site4 weeks agoNagiosSplunkDNS+3Technology - EC
Sr. Torq/SOAR Engineer with Security Clearance
ECS
Fairfax, VA🇺🇸$140k - $190k/yrOn-site5 weeks agoEngineering - ZA
ISSE with Security Clearance
Zeta Associates Inc
Fairfax, VA🇺🇸Hybrid5 weeks agoMySQLOracleSVN+13 - NG
Principal / Sr Principal Cyber Software Engineer with Security Clearance
Northrop Grumman
Fairfax, VA🇺🇸$125.3k - $187.9k/yrHybrid5 weeks agoRubyEmbedded SystemsAgile+10Technology - LE
Mid-Level OT/IT Network & Cybersecurity Engineer
Leidos
Fairfax, VA🇺🇸$110k - $130k/yrOn-site6 weeks agoFiber5GHTTPS+1Technology - LE
Systems Engineer – Microsoft 365 Security & Compliance / Endpoint Security Engineer (GCC)
Leidos
Fairfax, VA🇺🇸$107.9k - $195.1k/yrHybrid2 months agoEncryptionAzureConfluence+4Technology
Frequently asked questions
How many Security Engineer jobs in Fairfax are available?
Haystack currently lists 20 live Security Engineer jobs in Fairfax, with 6 added in the past week. Numbers refresh daily.
Which companies are hiring for Security Engineer jobs in Fairfax?
Leidos, Northrop Grumman, Electronic Consulting Services, Inc (ECS Federal), ECS, Apogee Global RMS are actively hiring right now, alongside 9 other employers.