Information Systems Security Engineer

Booz Allen Hamilton

Quick summary

Work type: On-site
Location: Fort Belvoir, VA
Salary: $99,000–$225,000 / yr
Posted: 3 days ago
Closes: Sep 13, 2026

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Salary context

Competitive pay

How this pay compares to similar roles

Similar $174k

This role $162k

$84k most similar roles pay here $240k

This role pays less than 52% of similar roles. Most pay $142,487–$205,375 — the shaded band above. At the midpoint, this role pays about $162k versus about $174k for comparable roles.

Based on 240 similar postings.

Employer

About Booz Allen Hamilton

Booz Allen Hamilton is a management and technology consulting firm that provides analytics, digital, engineering, and cybersecurity solutions primarily to U.S. government agencies and commercial clients. Industry: Management & Technology Consulting

Booz Allen Hamilton currently has 690 open roles on FindRole.

Listed pay typically runs $86,800–$198,000 across 681 roles with salary data.

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At a glance

TL;DR · Information Systems Security Engineer

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As an Information Systems Security Engineer at Fort Belvoir, VA, you will join a dedicated Cyber team supporting the Army Intelligence community. Your primary responsibilities include configuring and maintaining Nessus Scanners and Tenable Security Center resources, utilizing Axonius to aggregate data from Active Directory, Cisco ISE, and ACAS, and developing tailored vulnerability reports for ISSOs. You will also audit network policies, optimize Elasticsearch pipelines, conduct weekly AD log audits, perform STIG checks, and author technical justifications for vulnerabilities. Additionally, you will manage the end-to-end network scanning process, recommend cybersecurity products, and participate in policy development. The role requires 7+ years of IA experience with ACAS, CISCO ISE, and Nessus Scanners, as well as knowledge of STIG checks and Network Accreditation Processes. Familiarity with Axonius, TACACS+, Active Directory, Elasticsearch, and CTOs is beneficial.

Skills

Nessus Tenable Security Center Axonius Active Directory Cisco ISE ACAS Elasticsearch 802.1X STIG Risk Management Framework Firewall ACLs TACACS+ CI/CD CASP+ Security X

What you'll do

Configure and maintain Nessus Scanners and Tenable Security Center resources.
Utilize Axonius to aggregate data from Active Directory, Cisco ISE, and ACAS for asset management.
Develop tailored vulnerability reports focusing on Cyber Tasking Orders (CTOs) and STIG non-compliance trends.
Audit Cisco ISE policies to enforce 802.1X authentication in production environments.
Optimize Elasticsearch pipelines for real-time security alerting from network devices, Active Directory, and Cisco ISE logs.
Conduct weekly audits of Active Directory logs to identify anomalous account behavior and unauthorized changes.

What we're looking for

7+ years of experience in information assurance (IA)
Proficiency with ACAS, CISCO ISE, and Cisco Networking
Experience configuring and maintaining Nessus Scanners and Tenable Security Center resources
Knowledge of STIG checks and network accreditation processes
Ability to perform proactive solution engineering for changing requirements
IAT Level III or IASAE II Certification required

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