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Senior Linux System Administrator Jobs in Arizona

INFORMATION SYSTEMS SOLUTIONS, INC

As a Senior Linux System Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Linux System Engineer joining our team to review, analyze and provide Tier ...

New

GDIT

$88K - $117K/yr

As a Senior Linux System Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Linux System Engineer joining our team to review, analyze and provide Tier ...

GDIT

$88K - $117K/yr

As a Senior Linux System Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Linux System Engineer joining our team to review, analyze and provide Tier ...

Rincon Research Corp

Linux Systems Administrator

Tucson, AZ · On-site

$95K - $115K/yr

Collaborate with senior administrators to support infrastructure projects and migrations--including ... Perform routine system health checks and assist in monitoring system performance, security, and ...

Kyndryl

Mainframe z/VM & Linux

Phoenix, AZ

Administer z/VM components such as: * DirMaint * VMSES/E * RACF for z/VM security * Apply system ... Install, configure, and maintain Linux distributions on IBM Z: * RHEL, SUSE, Ubuntu * Support ...

TEKsystems

Linux Systems Engineer

Phoenix, AZ

$55 - $65/hr

Linux Systems Administrator (Enterprise Infrastructure) Location: Boulder, CO (Hybrid/Onsite - details available upon request) Contract Details: 6 month(s) Company Overview Our client is a well ...

Apex Informatics

Sr Linux Engineer

Phoenix, AZ · On-site

Key Requirements: 5+ years of enterprise Linux System Administration experience. Strong hands-on experience with Oracle Enterprise Linux (OEL) . Expertise in Ansible, HA/Clustering, Virtualization ...

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All JobsLinux System Administrator JobsSenior Linux System Administrator JobsSenior Linux System Administrator Jobs in Arizona

Senior Linux System Administrator information

See Arizona salary details

$20.5K

$118.6K

$166.3K

How much do senior linux system administrator jobs pay per year?

As of Aug 14, 2026, the average yearly pay for senior linux system administrator in Arizona is $118,562.00, according to ZipRecruiter salary data. Most workers in this role earn between $99,700.00 and $139,800.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior Linux system administrator?

To thrive as a Senior Linux System Administrator, you need deep expertise in Linux/UNIX system administration, scripting, networking, and troubleshooting, typically backed by several years of industry experience and a relevant degree or certifications like RHCE or CompTIA Linux+. Proficiency with tools such as Ansible, Puppet, Docker, and monitoring platforms, as well as experience with cloud environments, is highly valued. Strong problem-solving abilities, communication skills, and the capacity to mentor junior team members are crucial soft skills. These abilities are essential for ensuring reliable system uptime, seamless team collaboration, and effective response to complex IT challenges.

What is a senior Linux system administrator?

A Senior Linux System Administrator is responsible for managing, configuring, and maintaining Linux-based systems and servers. They handle system performance tuning, security hardening, troubleshooting, and automation through scripting and configuration management tools. Additionally, they oversee backups, software updates, and infrastructure reliability. This role often involves mentoring junior administrators and collaborating with development and IT teams to support business operations.

What are the typical daily responsibilities of a senior Linux system administrator?

Senior Linux System Administrators are responsible for managing, maintaining, and optimizing Linux-based servers and infrastructure. Their daily tasks often include monitoring system performance, managing user permissions, applying security patches, automating processes through scripting, and troubleshooting technical issues. They regularly collaborate with developer, security, and operations teams to support new deployments and ensure system reliability. Additionally, they may mentor junior administrators and contribute to designing infrastructure improvements, making this a dynamic and influential role within IT operations.

What are the most commonly searched types of Linux System Administrator jobs in Arizona?

The most popular types of Linux System Administrator jobs in Arizona are:

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For Senior Linux System Administrator jobs in Arizona, the most frequently searched job titles are:

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Senior Linux System Administrator jobs near you
Infographic showing various Senior Linux System Administrator job openings in Arizona as of August 2026, with employment types broken down into 85% Full Time, 3% Part Time, and 12% Contract. Highlights an 90% In-person, and 10% Remote job distribution, with an average salary of $118,562 per year, or $57 per hour.

Senior Linux System Engineer

INFORMATION SYSTEMS SOLUTIONS, INC

Fort Huachuca, AZ

Full-time

Medical, Retirement

Posted 3 days ago

New

Job description

Description

Information Systems Solutions (ISS) is seeking a Senior Linux System Engineer. As a Senior Linux System Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Linux System Engineer joining our team to review, analyze and provide Tier III support for patches and updates, to include testing the baseline in the Engineering Operations Facility (EOF) prior to release to the RCCs.


This position is 100% onsite.


Specific duties include but are not limited to the following:

Designs and defines system architecture for new or existing computer systems.

You will also develop Enterprise Technical Procedures (ETPs) with the directions to apply patches, upgrades and security configurations and/or updates to the baseline system in the EOF for testing IAW with the STIGs.

Ensure that already-provisioned Linux systems are kept in compliance with baseline requirements & ever-changing enterprise policy (e.g., equivalent to Group Policy in the Windows realm for ongoing compliance updates).

Monitor all solutions integrated via a centralized alerting system.

Develop an operating system lifecycle plan with integration of DoW STIGs and other recommended security standards.


Why Work For ISS?
At ISS we pride ourselves on providing an employee-focused and family first environment. Being a small business, we take the time to get to know our employees and have a vested interest in helping them achieve their career goals. We work to schedule regular social gatherings within the company to foster camaraderie. ISS values their employees by providing a comprehensive benefits package that includes a fully vested 401(k) matching program, coverage of family medical deductibles, spot bonuses, and educational assistance to further your career.

Requirements

Clearance Level 

Secret


Certifications (IAT Level III) 

One of the following:

CASP+

CCNP Security

CISA

CISSP (or Associate)

GCED

GCIH


Required Skills

Education & Experience: Bachelor's Degree and a minimum of 5 years' experience required

An additional 4 years of experience may be substituted in lieu of degree.


Technical Skills:

VMWare management/administration experience.

Thorough experience with Red Hat Enterprise Linux (RHEL), Ubuntu or a derivative.

Knowledge of Windows and Linux Security Technical Implementation Guide (STIG) and current DISA's hardening protocol.

Experienced in systems analysis, design, integration, documentation, and engineering.

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