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Linux Security Administrator Jobs (NOW HIRING)

Hearst

Security Administrator

Dallas, TX · On-site

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 ...

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$5

$48

How much do linux security administrator jobs pay per hour?

As of Jul 18, 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 July 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, 1% Temporary, and 2% 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.
Security Administrator

Security Administrator

Hearst

Dallas, TX • On-site

Full-time

Posted 27 days ago

Hearst rating

6.8

Company rating: 6.8 out of 10

Based on 25 frontline employees who took The Breakroom Quiz

48th of 67 rated media

Job description

About Us

Homecare Homebase, a subsidiary of Hearst Corporation is a market leader in healthcare software development providing mobile cloud-based solutions for clinical, operational, and financial improvement of homecare and hospice agencies throughout the United States.  Our software enables real time solutions for wireless information exchange and communication between office staff, field staff, and physicians.

Our success is fueled by our talented technology teams that are driven by their passion to make a difference in patient care.  Our employees work in a culture that is guided by values of caring, action, respect, excellence, and smile (a positive attitude).  If you want to work in a role where your skills have a direct influence on patient care, Homecare Homebase is the next step in your career.  We are hiring technologists that want to make a difference. 

Security Administrator

The Security Administrator is responsible for supporting day-to-day security operations across on-premises and cloud-based environments. This role focuses on monitoring, incident response, platform administration, and ensuring compliance with organizational security policies.

The Security Administrator works closely with senior team members to maintain a secure, stable, and compliant environment in support of patient care systems.

RESPONSIBILITIES

Responsibilities for the Security Administrator can vary, but should include:

  • Monitor security tools and platforms for alerts and anomalies.

  • Investigate and respond to security incidents under senior guidance.

  • Support administration and maintenance of security platforms (including SIEM).

  • Assist with log analysis, threat detection, and vulnerability remediation.

  • Participate in incidents, problems, and change management processes.

  • Document procedures, runbooks, and operational processes.

  • Assist with compliance evidence gathering and audit support.

  • Support patching, vulnerability remediation, and system hardening efforts.

  • Collaborate with infrastructure and engineering teams to secure assets.

  • Maintain inventory of security-relevant infrastructure components.

QUALIFICATIONS

  • 2-4 years of experience in Security Operations, Systems Administration, or related field.

  • Experience supporting production IT environments.

  • Bachelor's degree in Information Technology, Computer Science, or related (equivalent experience considered).

  • Strong experience with Enterprise SIEM (Splunk or similar).
  • Basic understanding of events and incident handling.

  • Experience in regulated industries (HIPAA, HiTrust, PCI, SOX) preferred.

  • Experience in healthcare environments a plus.

  • Exposure to Agile environments preferred.

BUSINESS ACUMEN

  • Strong written and verbal interpersonal skills.

  • Strong attention to detail.

  • Ability to follow documented processes and escalate appropriately.

  • Strong problem-solving skills.

  • Customer-focused mindset and accountability.

TECHNICAL SKILLS

  • Windows/Linux security/administration knowledge.

  • Basic SIEM monitoring and log analysis.

  • Network/Server security attack mitigation.

  • Load balancer knowledge (NetScaler, F5).

  • Understanding of vulnerability management concepts.

  • Exposure to privileged access management tools (e.g., CyberArk or similar).

  • Basic understanding of automation and monitoring tools.

EDUCATION / CERTIFICATION / TRAINING

  • Bachelor degree in Computer Science, Cybersecurity, Engineering, Math or related (equivalent experience considered).
  • Candidates with relevant certifications are preferred, including but not limited to the following:
    • Security analysis (eg. Security+, GSEC, GCIH, GCIA, etc)
    • Security management\architecture (eg. CASP+, CISSP, NCSF, etc)
    • Security engineering (eg. Azure SAE, GCWIN, GCUX, PCCSA\CCNA, etc)
    • Information security auditing (eg. CISA, CIA, GSNA, ISO, etc)
    • Certifications in Splunk 
    • Certifications related to ITIL\ITSM

This position does not provide sponsorship.  All applicants should have the right to work in the US without immigration sponsorship.

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