Host Based Security System Administrator (TS/SCI)

Leidos

Quick summary

Work type: On-site
Location: VAHampton, VANewport News, VA
Salary: $87,100–$157,450 / yr
Posted: 5 days ago
Nearby: 43 roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $171k

This role $122k

$72k most similar roles pay here $224k

This role pays less than 84% of similar roles. Most pay $131,750–$209,500 — the shaded band above. At the midpoint, this role pays about $122k versus about $171k for comparable roles.

Based on 240 similar postings.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 225 open roles on FindRole.

Listed pay typically runs $107,900–$195,050 across 219 roles with salary data.

Most-posted roles

View all roles at Leidos

At a glance

TL;DR · Host Based Security System Administrator (TS/SCI)

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Leidos seeks a TS/SCI cleared Host-Based Security System (HBSS) Administrator to join their cybersecurity team at Langley Air Force Base in Virginia. This senior-level position involves managing and maintaining endpoint security infrastructure using McAfee ePolicy Orchestrator (ePO) and Trellix Security Platform Suite across DoD networks, ensuring compliance with DISA STIGs and NIST standards. Daily tasks include configuring HBSS modules like HIPS, DLP, and Policy Auditor, overseeing OS patch deployments, and generating compliance reports for leadership briefings. The ideal candidate has 4-8 years of experience in a similar role, proficiency in Red Hat Enterprise Linux (RHEL) administration, and knowledge of DISA STIGs and DoD IA policies. Additional skills in scripting languages like Bash or Python are preferred, as is familiarity with SIEM tools and cloud-based endpoint security management.

Skills

McAfee ePO Trellix Security Platform Suite DISA STIGs NIST SP 800-53 Red Hat Enterprise Linux (RHEL) SELinux systemd RPM package management Windows Server administration Bash PowerShell Python ACAS/Tenable Nessus SIEM RMF Authorization packages System Security Plans (SSPs) Continuous Monitoring RHCSA RHCE

What you'll do

Manage and deploy Trellix endpoint protection technologies across enterprise networks.
Configure and fine-tune HBSS modules including HIPS, DLP, and Policy Auditor.
Implement DISA Security Technical Implementation Guides (STIGs) for audit readiness.
Oversee OS and application patch deployments through McAfee ePO; track vulnerabilities.
Monitor server and network health, generate compliance reports, and brief leadership.

What we're looking for

Must have DoD TS/SCI Clearance.
Bachelor’s degree in Computer Science, Cybersecurity, Information Technology or related field with 4-8 years of directly applicable experience.
CompTIA Security+ CE certification and DoD 8570/8140-compliant certification at IAT Level II or higher.
Hands-on experience administering HBSS, McAfee ePO, or Trellix Security Platform Suite in a DoD environment.
Proficiency in Red Hat Enterprise Linux (RHEL) administration including RPM package management and security baseline configuration.

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