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# NISSC 3 Information Systems Security Engineer III

- **Company:** AMERICAN SYSTEMS
- **Location:** Colorado Springs, CO, United States
- **Experience:** Expert
- **Salary:** $116,200.0
- **Contract:** Permanent contract
- **Skills:** Adobe Analytics, Xacta, Cyber Security, Information Systems, Issue Tracking Systems, Package Development Process, Security Content Automation Protocol, Computer Networking Systems, Nessus, Checkmarx, Dynamic Application Security Testing
- **Published:** October 26, 2026
- **Apply:** https://www.juju.com/job/1_3E29C4C194FD46AE8289FB8CB938BA07-CO844768666957315

## About the Role

NISSC 3 Information Systems Security Engineer III Location US-CO-Colorado Springs ID 2026-3940 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required Top Secret/SCI Overview **AMERICAN SYSTEMS**is seeking an **Information Systems Security Engineer III** with**7-10 years of experience** and a **TS/SCI Clearance**to support The North American Aerospace Defense Command (NORAD), Cheyenne Mountain Complex (NCMC) -Integrated Tactical Warning/Attack Assessment (NCMC-ITW/AA) and Space Support Contract III Mission.
Responsibilities - Analyze, design, and implement technical security controls to protect information systems and support continuous compliance with RMF, NIST, and DoW requirements. - Perform configuration, vulnerability, and risk assessments, set up and validate security tools, and assist in the development/maintenance of assessment and authorization packages. - Participate in incident tracking and remediation and provide technical leadership, documentation, and guidance to support ongoing cybersecurity readiness. - Provide expertise in systems security engineering, develop advanced security solutions, oversee cybersecurity integration across systems. - Support vulnerability/risk assessments, authorization packages, and incident response activities. - Develop and submit security reports and threat analysis. #NISSC Qualifications - Education: Bachelors in IT, Cyber, CS, IS, Data Science, or SW Engineering OR equivalent DoW/Military training - Clearance: Top Secret/ SCI -
Certifications: CCSP, Cloud+, CSC, GCLD, GSEC, and/orSecurityX/CASP+ certification. - Experience: 7-10 Years - Advanced knowledge of systems security engineering to design and implement technical security controls is critical. - Skills in performing configuration, vulnerability, and risk assessments, and setting up security tools ensure ongoing compliance with RMF, NIST, and DoW requirements.
Capabilities in incident tracking, remediation, and participation in security assessments and authorization package development are necessary. - Proficiencyin developing advanced security solutions and overseeing cybersecurity integration ensures robust protection for information systems. - Experienceleveragingtools such aseMASS, XACTA, CORE, ACAS, SCAP tools, Nessus,Checkmarx, and/or ZAP DAST. Holds DoW 8140 qualifying certification. **Notice of Anticipated Employment Opportunities** These positions are being posted in anticipation of future employment opportunities, which may become available beginning around June 2026.