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Linux Security Administrator Jobs (NOW HIRING)

Talent Groups

Linux Security Admin

Jersey City, NJ · On-site

We are seeking an experienced UNIX/Linux Systems Security Engineer to support the development and enhancement of enterprise authentication tools. This role focuses on accelerating software delivery ...

New

Hearst

Security Administrator

Dallas, TX

Security Administrator The Security Administrator is responsible for supporting day-to-day security ... Windows/Linux security/administration knowledge. * Basic SIEM monitoring and log analysis.

Quevera LLC

Linux System Administrator

Annapolis, MD · On-site

You'll help optimize system performance, maintain compliance with security standards, and support ... As a Linux System Administrator, you'll have the opportunity to support enterprise infrastructure ...

MDAEdge

Senior Cloud Linux Administrator

... Linux security best practices, including system hardening, encryption, and secure network ... Microsoft Certified: Azure Administrator, Oracle Cloud Infrastructure Professional, Linux ...

Mondo

Senior Linux Administrator

Owings Mills, MD · On-site

$55 - $60/hr

Senior Linux Administrator, location is Owings Mills, MD. The start date is ASAP for this 12-month ... Experience with Linux security hardening and SELinux. Preferred Certifications: * Red Hat Certified ...

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How much do linux security administrator jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for linux security administrator in the United States is $48.08, according to ZipRecruiter salary data. Most workers in this role earn between $48.08 and $48.08 per hour, depending on experience, location, and employer.

What are some common challenges faced by Linux Security Administrators in maintaining system security across diverse environments?

Linux Security Administrators often encounter challenges such as managing security updates across multiple distributions, ensuring consistent configuration in hybrid cloud and on-premises environments, and responding to emerging threats. They must balance proactive hardening measures with business needs to avoid disrupting operations. Collaboration with development, network, and compliance teams is key to implementing effective security controls and incident response procedures. Staying current with vulnerabilities and regulatory requirements is also essential for success in this role.

What is the difference between Linux Security Administrator vs Linux System Administrator?

AspectLinux Security AdministratorLinux System Administrator
Primary FocusSecurity management, vulnerability mitigation, access controlsSystem setup, maintenance, performance, and troubleshooting
CertificationsCompTIA Security+, CISSP, Linux Security certificationsCompTIA Linux+, LPIC-1, RHCSA
Work EnvironmentSecurity teams, cybersecurity departments, IT security firmsIT departments, data centers, enterprise networks
ResponsibilitiesImplementing security policies, monitoring threats, managing firewallsInstalling OS, configuring servers, managing user accounts

The Linux Security Administrator primarily focuses on protecting Linux systems from security threats, while the Linux System Administrator manages overall system operations and performance. Both roles require Linux certifications and often work within the same environments, but their core responsibilities differ significantly in scope and focus.

What does a Linux Security Administrator do?

A Linux Security Administrator is responsible for securing Linux-based systems and networks within an organization. This includes managing firewalls, monitoring for vulnerabilities, applying security patches, and responding to security incidents. They also develop and enforce security policies, perform regular audits, and ensure compliance with relevant regulations. Their work is crucial in protecting sensitive data and maintaining the integrity and availability of IT infrastructure.

What are the key skills and qualifications needed to thrive as a Linux Security Administrator, and why are they important?

To thrive as a Linux Security Administrator, you need a strong background in Linux system administration, network security, and an understanding of cybersecurity principles, often supported by a degree in computer science or related certifications like CompTIA Security+ or Red Hat Certified Engineer (RHCE). Familiarity with security tools such as SELinux, firewalls (iptables, nftables), intrusion detection systems (Snort, OSSEC), and scripting languages like Bash or Python is typically required. Analytical thinking, attention to detail, and effective communication are critical soft skills for proactively identifying vulnerabilities and collaborating with IT teams. These skills are essential for protecting systems against threats, ensuring compliance, and maintaining the integrity and availability of organizational data.
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Linux Security Administrator jobs near you
Infographic showing various Linux Security Administrator job openings in the United States as of August 2026, with employment types broken down into 84% Full Time, 13% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $100,000 per year, or $48.1 per hour.

Linux Security Admin

Talent Groups

Jersey City, NJ • On-site

Other

Posted 3 days ago

New

Job description

We are seeking an experienced UNIX/Linux Systems Security Engineer to support the development and enhancement of enterprise authentication tools. This role focuses on accelerating software delivery for Kerberos-based authentication solutions while contributing to secure, high-performance system integrations.

Required Qualifications

  • Strong experience with UNIX/Linux operating systems.
  • Proficiency in C programming for systems and network development.
  • Experience with Perl scripting.
  • Solid understanding of security concepts and defensive programming practices.
  • Familiarity with Kerberos authentication.
  • Ability to work effectively in a fast-paced environment and meet delivery deadlines.

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