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# Information Systems Security Engineer

- **Company:** Booz Allen Hamilton Inc.
- **Location:** Lakewood, CO, United States
- **Experience:** Expert
- **Salary:** $99,000.0 - $225,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Cloud Engineering, Cyber Security, Information Systems, Databases, Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), Hypertext Transfer Protocols (HTTP), Identity and Access Management, Information Security Management, Network Protocols, Systems Development Life Cycle, Security Information and Event Management, Transmission Control Protocol (TCP), Tenable Nessus, Nessus, Operating System Security, Vulnerability Analysis
- **Published:** June 11, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8968324/information-systems-security-engineer

## About the Role

* 8+ years of experience with information assurance or cybersecurity
 * 5+ years of experience with working as an Information System Security Engineer (ISSE)
 * Experience with achieving system certification, accreditation, assessment, and authorization, including IATT's and ATO's
 * Experience with NIST 800-37, NIST 800-53, or Intelligence Community Directive 503 requirements
 * Experience with SIEM, Trellis, HBSS, or vulnerability scan tools including ACAS, Tenable Security Center, and Nessus
 * Experience monitoring operating systems security events such as Windows or Linux and networking protocols such as TCP, IP, DNS, DHCP, HTTP, or HTTPS
 * Top Secret clearance
 * Bachelor's degree
 * IAT or IAM Level II Certification, including GSEC, Sec+, CASP+, GICSP, CEH, CISM, or CISSP Certification

Nice If You Have:

 * Experience with providing network, system administration, or computer operations
 * Experience with ACAS and vulnerability databases, including Tenable Nessus, NVD, and NIAP
 * Experience with supporting the intelligence community
 * Knowledge of cloud architecture and virtualization
 * Possession of excellent interpersonal and presentation skills

## Description

As an Information Systems Security Engineer on our team, you'll work with system owners to discover their cyber risks, understand applicable policies , and develop a mitigation plan. You'll get te chn ical, environmental, and personnel details from SMEs to assess the entire threat landscape. Then, you'll help the team guide the client through a plan of action with presentations, white papers, and milestones. You'll work on translating security concepts for your client so they can make the best decisions to secure their new systems or for enhanced functionality on existing systems and ensure the requirements are effectively integrated into information systems throughout the System Development Life Cycle. You will perform and review technical security assessments to identify vulnerabilities and ensure compliance with IA standards and regulations. You will validate and verify system security requirements, establish system security designs, and integrate system security capabilities for
various environments. This is your opportunity to take an active role in information security while growing your skills in assisting with proposing, coordinating, and enforcing information systems security policies , standards, and methodologies. Join us as we protect our nation's cyber infrastructure.


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