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Director Linux Security Jobs (NOW HIRING)

Hearst

Security Administrator

Dallas, TX · On-site

If you want to work in a role where your skills have a direct influence on patient care, Homecare ... Windows/Linux security/administration knowledge. * Basic SIEM monitoring and log analysis.

MANTECH

Linux Server Administrator

Quantico, VA · On-site

MANTECH seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team ... Direct operational experience utilizing Splunk, ACAS (Tenable Nessus), and Host Based Security ...

iQuasar LLC

Informatica/ Linux Admin

Washington, DC · On-site

The role involves performing regular patching, upgrades, and security hardening, as well as ... MSM Technology, LLC Direct: (703) 463-9141 Main: (703) 962-6001 Ext.: 621 nia.manzoor@iquasar.com ...

IQUASAR LLC

Informatica/ Linux Admin

Washington, DC · On-site

The role involves performing regular patching, upgrades, and security hardening, as well as ... MSM Technology, LLC Direct: (703) 463-9141 Main: (703) 962-6001 Ext.: 621 nia.manzoor@iquasar.com ...

MANTECH

Linux Server Administrator

Quantico, VA · On-site

MANTECH seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team ... Direct operational experience utilizing Splunk, ACAS (Tenable Nessus), and Host Based Security ...

MANTECH

Linux Server Administrator

Quantico, VA

MANTECH seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team ... Direct operational experience utilizing Splunk, ACAS (Tenable Nessus), and Host Based Security ...

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Director Linux Security information

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$37K

$104.5K

$167K

How much do director linux security jobs pay per year?

As of Aug 22, 2026, the average yearly pay for director linux security in the United States is $104,452.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $117,500.00 per year, depending on experience, location, and employer.

What is the difference between Director Linux Security vs Linux Security Engineer?

AspectDirector Linux SecurityLinux Security Engineer
CredentialsTypically requires CISSP, CISM, or similar certificationsOften holds CompTIA Security+, CISSP, or Linux-specific security certifications
Work EnvironmentStrategic leadership, overseeing security policies and teamsTechnical implementation, vulnerability assessment, and security system management
Employer & Industry UsageUsed in large enterprises, government agencies, and cybersecurity firmsCommon in tech companies, cybersecurity firms, and IT departments
Search & Comparison IntentUnderstanding leadership roles in Linux securityTechnical security responsibilities and skills

The Director Linux Security focuses on strategic leadership, policy development, and managing security teams, while the Linux Security Engineer handles technical security implementation, system hardening, and vulnerability management. Both roles are essential in cybersecurity but differ in scope and responsibilities.

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Director Linux Security jobs near you
Infographic showing various Director Linux Security job openings in the United States as of August 2026, with employment types broken down into 87% Full Time, 11% Part Time, and 2% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $104,452 per year, or $50.2 per hour.

Linux Server Administrator with Security Clearance

MANTECH

Quantico, VA • On-site

Other

Re-posted 9 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

34th of 246 rated software companies

Job description

MANTECH seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team in QUANTICO, VA. This position supports mission-critical Department of War (DoW) IT infrastructure. The contractor will be responsible for the installation, configuration, maintenance, and security of Linux-based server environments on classified and unclassified networks to ensure the high availability and resilience of vital national security assets. Responsibilities include but are not limited to: * Install, configure, and maintain Linux operating systems (including Red Hat Enterprise Linux and Ubuntu) across both physical and virtual (VMware) environments to optimize resource utilization and infrastructure stability.
* Drive mission success by implementing DoD Security Technical Implementation Guides (STIGs), executing critical vulnerability patching (IAVAs/IAVBs), and maintaining strict compliance with Risk Management Framework (RMF) standards.
* Ensure high availability of mission applications and storage solutions by monitoring server health and serve as Tier II/III technical support to rapidly diagnose and resolve complex hardware, software, and network configuration issues.
* Develop and manage automation scripts (using Bash, Python, and Ansible) to streamline routine administrative tasks, deployments, audit reporting, driving operational velocity and accuracy.
* Draft and maintain thorough Standard Operating Procedures (SOPs), detailed system architecture diagrams, and configuration management logs to uphold organizational transparency and compliance. Minimum Qualifications: * Bachelor's degree in Computer Science, Information Systems, or a related technical discipline and a total of 7 years IT experience. A total of 10 years' experience without a degree.
* Minimum of 3 years of progressive experience in enterprise-level Linux systems administration, preferably within a federal or DoD environment.
* Meet IAT Level II baseline certification requirements (process active CompTIA Security+ CE, CCNA Security, or equivalent certification).
* Must hold an active Linux OS certification (e.g., Red Hat Certified System Administrator (RHCSA), CompTIA Linux+, or equivalent).
* Strong working knowledge of Active Directory integration, Identity Management, NFS, DNS, LDAP, and secure communication protocols (SSH, SCP). Preferred Qualifications: * Direct operational experience utilizing Splunk, ACAS (Tenable Nessus), and Host Based Security System (HBSS).
* Familiarity with modern infrastructure technologies, including Kubernetes, Docker, or AWS/Azure GovCloud environments. Clearance Requirements: Must have a current/active Top Secret / Sensitive Compartmented Information (TS/SCI) security clearance. Physical Requirements: The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

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