Security Engineer Jobs in Boulder
21 live Security Engineer roles in Boulder, United States. Apply directly on Haystack.
Last updated 15 September 2026. Job counts refresh daily.
As of 15 September 2026, Haystack lists 21 live Security Engineer jobs in Boulder, with 2 added in the past week. Employers hiring right now include SciTec, Inc., SciTec and ProSidian Consulting, LLC.
Top companies hiring
plus 6 more companies hiring in this category
- AS
Information Systems Security Officer (ISSO) - Senior with Security Clearance
NewAstrion
Boulder, CO馃嚭馃嚫HybridYesterdayTechnology - MA
Sr Info Security Analyst with Security Clearance
NewMcCallie Associates Inc
Boulder, CO馃嚭馃嚫$185k - $210k/yrHybridYesterdayTechnology - PC
ITSM Security Analyst - CO
ProSidian Consulting, LLC
Boulder, CO馃嚭馃嚫On-site7 years agoLESSMicrosoft OfficeMicrosoft WordTechnology - PC
ITSM IT Security Engineer III - CO
ProSidian Consulting, LLC
Boulder, CO馃嚭馃嚫On-site7 years agoHTTPHTTPSLESS+2Technology - PC
ITSM IT Security Engineer I - CO
ProSidian Consulting, LLC
Boulder, CO馃嚭馃嚫On-site7 years agoHTTPHTTPSLESS+2Technology - KD
Information System Security Officer with Security Clearance
Kratos Defense and Security Solutions
Boulder, CO馃嚭馃嚫$110k - $140k/yrHybrid2 weeks agoAWSSplunkZero TrustTechnology - GR
Senior Information Security Engineer, Offensive Security
GRVTY
Boulder馃嚭馃嚫$175k - $250k/yr5 days agoHTTPSPenetration TestingTechnology - SC
Staff / Sr Staff Application Security Engineer with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$98k - $146k/yrHybrid2 weeks agoRustSonarQubeAgile+3Technology - LE
Senior Security Engineer
Leidos
Boulder, CO馃嚭馃嚫$131.3k - $237.3k/yrHybrid3 weeks agoDockerAnsibleGitLab CI+8Technology - SC
Senior Application Security Engineering Lead
SciTec
Boulder, Colorado馃嚭馃嚫$155k - $185k/yrOn-site1 month agoRustSonarQubeAgile+3Get new Security Engineer jobs in Boulder in your inbox
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- SC
Application Security Engineer
SciTec
Boulder, Colorado馃嚭馃嚫$102k - $157k/yrOn-site4 months agoRustSonarQubeAgile+3Technology - NG
Industrial Security Analyst - Level 3 with Security Clearance
Northrop Grumman
Boulder, CO馃嚭馃嚫$94.2k - $141.2k/yrOn-site2 weeks agoEncryptionHTTPHTTPS+1Technology - SC
Staff / Sr Staff Application Security Engineer
SciTec
Boulder, Colorado馃嚭馃嚫$98k - $146k/yrOn-site3 months agoRustSonarQubeAgile+3Technology - SC
Senior Cybersecurity Engineer
SciTec
Boulder, Colorado馃嚭馃嚫$124k - $158k/yrOn-site3 months agoAWSActive DirectoryAzure+3Technology - IS
Information Security Analysts
IESE Solutions
Boulder, Colorado馃嚭馃嚫On-site2 months agoTechnology - GR
Senior Information Security Engineer, Offensive Security with Security Clearance
GRVTY
Boulder, CO馃嚭馃嚫Hybrid2 weeks agoPenetration TestingTechnology - BS
Cyber Analyst Senior - ISSO with Security Clearance
BAE Systems
Boulder, CO馃嚭馃嚫$97.0k - $164.9k/yrOn-site1 week agoSplunkTechnology - SC
Senior Application Security Engineering Lead with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$155k - $185k/yrHybrid1 month agoRustSonarQubeAgile+3 - MA
Cyber Security Operations Analyst with Security Clearance
MANTECH
Boulder, CO馃嚭馃嚫Hybrid2 months agoSplunkTCP/IPTechnology - SC
Application Security Engineer with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$102k - $157k/yrHybrid2 months agoRustSonarQubeAgile+3Technology - SC
Senior Cybersecurity Engineer with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$124k - $158k/yrHybrid2 months agoAWSActive DirectoryAzure+3Technology
Frequently asked questions
How many Security Engineer jobs in Boulder are available?
Haystack currently lists 21 live Security Engineer jobs in Boulder, with 2 added in the past week. Numbers refresh daily.
Which companies are hiring for Security Engineer jobs in Boulder?
SciTec, Inc., SciTec, ProSidian Consulting, LLC, GRVTY, Astrion are actively hiring right now, alongside 7 other employers.