Security Engineer Jobs in Ashburn
20 live Security Engineer roles in Ashburn, United States. Apply directly on Haystack.
Last updated 12 October 2026. Job counts refresh daily.
As of 12 October 2026, Haystack lists 20 live Security Engineer jobs in Ashburn, with 10 added in the past week. Employers hiring right now include Dunhill Professional Search, CACI International, Inc. and CACI. 30% of these roles are remote friendly.
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- CO
Loudoun Part Time Security Officer Saturday-Sunday 3-11pm
Auto ApplyComstock
Ashburn馃嚭馃嚫Hybrid2 weeks agoAdministrative - DP
Security Engineer with Security Clearance
NewDunhill Professional Search
Ashburn, VA馃嚭馃嚫$147k - $173k/yrRemote2 days agoTechnology - DP
Security Engineer Junior with Security Clearance
NewDunhill Professional Search
Ashburn, VA馃嚭馃嚫$90k - $119k/yrRemote2 days agoTechnology - DP
Cyber Investigations Analyst - Mid with Security Clearance
NewDunhill Professional Search
Ashburn, VA馃嚭馃嚫$98k - $118k/yrRemote2 days agoEncryptionTechnology - CI
Cyber Analyst Intern - Summer 2027
CACI International, Inc.
Ashburn, VA馃嚭馃嚫$45.9k - $91.9k/yrHybrid4 days agoAgileComplianceRisk Assessment+2Technology - CI
Electronic Security Systems Engineer
CACI International, Inc.
Ashburn, VA馃嚭馃嚫$79.4k - $162.7k/yrHybrid4 days agoTechnology - WS
Cyber Risk Management Analyst with Security Clearance
Warriors Solutions
Ashburn, VA馃嚭馃嚫$100k - $150k/yrRemote5 days agoZero TrustTechnology - CA
Cyber Analyst Intern - Summer 2027 with Security Clearance
NewCACI
Ashburn, VA馃嚭馃嚫$45.9k - $91.9k/yrHybrid2 days agoAgileTechnology - CA
Electronic Security Systems Engineer with Security Clearance
NewCACI
Ashburn, VA馃嚭馃嚫$79.4k - $162.7k/yrHybrid2 days agoTechnology - BO
Senior Security Analyst with Security Clearance
Blu Omega LLC
Ashburn, VA馃嚭馃嚫$150k - $165k/yrRemote1 week agoTechnologyGet new Security Engineer jobs in Ashburn in your inbox
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- TE
Security Engineer
Telos
Ashburn, Virginia馃嚭馃嚫$90.6k - $113.3k/yrHybrid1 week agoAWSEncryptionPowerShell+1Technology - AF
Senior Cyber Security Engineer with Security Clearance
ASRC Federal
Ashburn, VA馃嚭馃嚫On-site5 days agoEmbedded SystemsSplunkIoTTechnology - S6
Cybersecurity Engineer- CBP with Security Clearance
Sherpa 6
Ashburn, VA馃嚭馃嚫On-site2 weeks agoAWSAzureLESS+1Technology - TE
Cyber Security Engineer - C
Telos
Ashburn, Virginia馃嚭馃嚫$100k - $120k/yrHybrid3 weeks agoDockerGCPAWS+2Technology - TE
Cyber Security Engineer with Security Clearance
Telos Corporation
Ashburn, VA馃嚭馃嚫$100k - $120k/yrHybrid3 days agoDockerGCPAWS+2Technology - SA
Information Systems Security Officer Senior
SAIC
Ashburn, VA馃嚭馃嚫$120.0k - $160k/yrRemote3 weeks agoAWSSplunkKibanaTechnology - SR
Information Security, ISSE FS Poly- Prime contract with Security Clearance
SRC
Ashburn, VA馃嚭馃嚫On-site6 days ago - TE
Cybersecurity Lead - C with Security Clearance
Telos Corporation
Ashburn, VA馃嚭馃嚫Hybrid3 days agoTechnology - AK
Senior Information Systems Security Officer (ISSO)
Akima, LLC
Ashburn, VA馃嚭馃嚫On-site2 weeks agoTechnology - BA
Post Quantum Cryptography Engineer with Security Clearance
NewBooz Allen Hamilton
Ashburn, VA馃嚭馃嚫$77.6k - $176k/yrOn-siteYesterdayEngineering
Frequently asked questions
How many Security Engineer jobs in Ashburn are available?
Haystack currently lists 20 live Security Engineer jobs in Ashburn, with 10 added in the past week. Numbers refresh daily.
Which companies are hiring for Security Engineer jobs in Ashburn?
Dunhill Professional Search, CACI International, Inc., CACI, Telos, Telos Corporation are actively hiring right now, alongside 9 other employers.
Are there remote Security Engineer jobs in Ashburn?
Yes. 6 of the current listings are remote friendly. Browse the remote-only view.