Security Engineer Jobs in Boulder
23 live Security Engineer roles in Boulder, United States. Apply directly on Haystack.
Last updated 5 October 2026. Job counts refresh daily.
As of 5 October 2026, Haystack lists 23 live Security Engineer jobs in Boulder, with 3 added in the past week. Employers hiring right now include Northrop Grumman, ProSidian Consulting, LLC and SciTec, Inc..
Top companies hiring
plus 6 more companies hiring in this category
- NG
(SkillBridge) Industrial Security Analyst - Level 3 with Security Clearance
NewNorthrop Grumman
Boulder, CO馃嚭馃嚫On-siteYesterdayEncryptionTechnology - BS
Cyber Analyst Senior Principal - ISSO with Security Clearance
BAE Systems
Boulder, CO馃嚭馃嚫$133.0k - $226.0k/yrOn-site4 days agoSplunkTechnology - NG
2026 Associate Cyber Systems Engineer - Boulder CO (AHT) with Security Clearance
Northrop Grumman
Boulder, CO馃嚭馃嚫$83.8k - $125.8k/yrHybrid5 days agoAgileTechnology - GD
Information Assurance Engineer with Security Clearance
General Dynamics Mission Systems
Boulder, CO馃嚭馃嚫$118.6k - $125k/yrHybrid1 week agoAgileMicrosoft OfficeEngineering - NG
Cyber Systems Engineer - Level 2 or 3 (AHT) with Security Clearance
NewNorthrop Grumman
Boulder, CO馃嚭馃嚫$101k - $151.4k/yrHybrid2 days agoTechnology - EM
Cybersecurity Engineering Intern
Emerson
Boulder馃嚭馃嚫$24 - $28/hrOn-site4 weeks agoEncryptionAgileCompliance+4Technology - IT
Information Security Systems Officer (ISSO) with Security Clearance
I2X Technologies
Boulder, CO馃嚭馃嚫On-site1 week agoTechnology - MA
Sr Info Security Analyst with Security Clearance
NewMcCallie Associates Inc
Boulder, CO馃嚭馃嚫$185k - $210k/yrHybrid21 hours agoTechnology - 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 agoLESSMicrosoft OfficeMicrosoft WordTechnologyGet new Security Engineer jobs in Boulder in your inbox
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- PC
ITSM IT Security Engineer I - CO
ProSidian Consulting, LLC
Boulder, CO馃嚭馃嚫On-site7 years agoLESSMicrosoft OfficeMicrosoft WordTechnology - GR
Senior Information Security Engineer, Offensive Security
GRVTY
Boulder馃嚭馃嚫$175k - $250k/yrHybrid2 weeks agoPenetration TestingTechnology - SC
Staff / Sr Staff Application Security Engineer with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$98k - $146k/yrHybrid5 weeks agoRustSonarQubeAgile+3Technology - SC
Lead Application Security Engineer
SciTec
Boulder, Colorado馃嚭馃嚫$155k - $185k/yrOn-site2 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-site6 days agoEncryptionMicrosoft OfficeTechnology - SC
Staff / Sr Staff Application Security Engineer
SciTec
Boulder, Colorado馃嚭馃嚫$98k - $146k/yrOn-site4 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Hybrid1 week agoPenetration TestingTechnology - BS
Cyber Analyst Senior - ISSO with Security Clearance
BAE Systems
Boulder, CO馃嚭馃嚫$97.0k - $164.9k/yrOn-site4 days agoSplunkTechnology - SC
Lead Application Security Engineer with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$155k - $185k/yrHybrid3 days agoRustSonarQubeAgile+3Technology - MA
Cyber Security Operations Analyst with Security Clearance
MANTECH
Boulder, CO馃嚭馃嚫Hybrid1 week agoSplunkTCP/IPTechnology - SC
Senior Cybersecurity Engineer with Security Clearance
SciTec, Inc.
Boulder, CO馃嚭馃嚫$124k - $158k/yrHybrid6 days agoAWSActive DirectoryAzure+3Technology
Frequently asked questions
How many Security Engineer jobs in Boulder are available?
Haystack currently lists 23 live Security Engineer jobs in Boulder, with 3 added in the past week. Numbers refresh daily.
Which companies are hiring for Security Engineer jobs in Boulder?
Northrop Grumman, ProSidian Consulting, LLC, SciTec, Inc., SciTec, BAE Systems are actively hiring right now, alongside 7 other employers.