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Linux System Administrator Union Jobs in Arizona

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 ...

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 ...

System Administrator

Scottsdale, AZ · On-site

$60 - $65/hr

System Administrator Job Location: Scottsdale, AZ Job Type: Contract ... Oracle Enterprise Linux and Ubuntu build/delivery * Support server, storage and database migration ...

Senior System Administrator

Tucson, AZ · On-site

$79K - $108K/yr

The Senior System Administrator will provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment, utilizing troubleshooting techniques to resolve ...

Senior System Administrator

Tucson, AZ · On-site

$79K - $108K/yr

... Senior System Administrator to provide IT systems administration in a heterogeneous Microsoft ... Red Hat Enterprise Linux environment. The role involves troubleshooting technical problems ...

Qualifications Linux, system administration Additional Information To know more about this position or to schedule an interview feel free to contact: Shivani Shah 973-867-7919 shivani.shah(at ...

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The System Administrator II position requires working knowledge of Microsoft servers, experience ... Deployment, administration, and support of Linux Operating Systems. * Experience with DOD STIGS for ...

The System Administrator II position requires working knowledge of Microsoft servers, experience ... Deployment, administration, and support of Linux Operating Systems. * Experience with DOD STIGS for ...

Senior Cloud System Administrator Job ID 2026-8373 Category Technical/Engineering Job Location US ... Experience with Linux/Windows administration. * Experience in system monitoring and performance ...

U-Haul is seeking an experienced Systems Administrator with a background in Systems Security. * For ... U-Haul Federal Credit Union U-Haul Holding Company, and its family of companies including U-Haul ...

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Linux System Administrator Union information

What is the difference between Linux System Administrator Union vs Linux Network Administrator?

AspectLinux System Administrator UnionLinux Network Administrator
CertificationsLinux+, LPIC, CompTIA Server+CCNA, Network+, Linux+
Work EnvironmentData centers, enterprise servers, cloud environmentsNetwork infrastructure, routers, switches, firewalls
Employer & Industry UsageIT companies, data centers, government agenciesTelecom, enterprise networks, ISPs
Common Search & ComparisonYesYes

The Linux System Administrator Union primarily manages Linux servers, focusing on system setup, maintenance, and security. In contrast, a Linux Network Administrator concentrates on network infrastructure, ensuring connectivity and network security. While both roles require Linux knowledge and certifications like Linux+ or LPIC, their daily tasks and environments differ. Understanding these distinctions helps job seekers identify the right career path based on their skills and interests.

What is a Linux system administrator union?

Linux System Administrator Union jobs refer to positions where professionals manage and maintain Linux-based servers and systems while being represented by a labor union. These administrators are responsible for system installation, configuration, performance monitoring, security, and troubleshooting. Union representation often provides added benefits such as collective bargaining for wages, job security, and workplace protections. Working in a unionized environment may also involve adhering to specific work agreements and participating in union activities. These roles are essential for organizations that rely on stable, secure, and efficient Linux infrastructure.

What are some common challenges faced by Linux system administrators working in a unionized environment?

Linux System Administrators in unionized settings often navigate additional layers of communication and protocol, such as adhering to union agreements regarding work hours, job duties, and collaboration with other departments. This may require careful scheduling and coordination to ensure compliance with union rules while still meeting technical demands. Administrators may also be involved in collective bargaining or grievance processes, which can require strong interpersonal skills and a thorough understanding of both technical and workplace policies. Despite these challenges, union environments often provide clear career progression pathways and robust support systems, making it a rewarding setting for many professionals.

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

To thrive as a Linux System Administrator, you need strong expertise in Linux operating systems, scripting (e.g., Bash, Python), networking fundamentals, and typically a degree in computer science or a related field. Familiarity with tools like Ansible, Puppet, Docker, and certification such as Red Hat Certified System Administrator (RHCSA) are often required. Problem-solving ability, attention to detail, and effective communication are vital soft skills for managing complex systems and collaborating with technical teams. These skills and qualifications are crucial for ensuring system reliability, security, and seamless 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:
Infographic showing various Linux System Administrator Union job openings in Arizona as of August 2026, with employment types broken down into 91% Full Time, 6% Temporary, and 3% Contract. Highlights an 92% In-person, 2% Hybrid, and 6% Remote job distribution.

Linux Systems Administrator

Rincon Research Corp

Tucson, AZ • On-site

$95K - $115K/yr

Full-time

Medical, Dental, Life, Retirement

Re-posted 2 days ago


Job description

Why Join Rincon Research Corporation (RRC)?

At Rincon Research Corporation, our primary business is innovating, developing, and fielding digital signal processing (DSP) products and services for the United States Defense and Intelligence Communities in support of national security.

Rincon Research Corporation (RRC), an employee owned company, is seeking a talented, tenacious, results-driven individual to work in a multi-disciplinary R&D environment with similarly motivated electrical engineers, mathematicians, computer scientists, and analysts who are collectively responsible for creating custom digital signal processing solutions and leveraging them to make an operational mission impact.

We are seeking a Linux-focused Systems Administrator who will assist in developing and supporting enterprise solutions as part of a collaborative team. In this role, you will contribute to Rincon’s evolving development infrastructure while gaining hands-on experience in systems administration.

Come join the team that is creating cutting edge signal processing and geolocation systems for the future!

What are the primary responsibilities in the Linux Systems Administrator position?

As a Linux Systems Administrator at Rincon, you will be responsible for assisting in building, maintaining, and creating solutions that support the modernization and improvement of services and infrastructure. As a member of a team, you will work to develop techniques, create solutions, and build services that directly support company-wide efforts and continuity. Tasks will include, but are not limited to:

  • Assist with deploying and managing Linux systems and services across multiple sites, leveraging automation and configuration management tools under team lead guidance.
  • Collaborate with senior administrators to support infrastructure projects and migrations—including upgrades, capacity improvements, and technology refreshes—with minimal disruption.
  • Participate in operational cycles, including patching, monitoring, maintenance, and performance optimization, ensuring required metrics for availability, security, and compliance are consistently met.
  • Contribute to documentation efforts, such as user guides, knowledge bases, and system maintenance records.
  • Follow established technical designs, processes, and procedures to maintain system standards.
  • Perform routine system health checks and assist in monitoring system performance, security, and availability, as well as supporting recovery events and backup/disaster recovery operations.
  • Learn and contribute to automation and scripting tasks, helping reduce manual effort by working with tools such as Ansible, Puppet, Terraform, and IaC frameworks.
  • Maintain lab environments in a clean, organized, and compliant state, ensuring they meet the set standard.

What required background will make you successful?

  • Active TS/SCI Security Clearance (US Citizenship Required)
  • A Bachelor's degree in Computer Science, Information Systems, Engineering, Business, or other related discipline. May be substituted for 5+ years of experience
  • Requires security certification in compliance with DOD 8570 within 90 days of hire
  • Requires professional certification in one or more areas within 6 months of hire
    • Examples include RHCSA, RHCE, CKA, CCNA

Preferred skills:

  • Knowledge of Linux systems and service administration (RHEL, Rocky, CentOS) with hands-on experience in remediation and patching.
  • Basic familiarity with configuration management and automation tools such as Ansible, Puppet, or Terraform, with an interest in learning Infrastructure as Code and Git practices.Understanding and some experience with enterprise storage platforms and supporting technologies such as SAN, NFS, iSCSI, block, and object storage.
  • Experience with virtualization platforms such as KVM and container platforms such as Docker.
  • Understanding of basic networking concepts and services (TCP/IP, DNS, DHCP, VLANs, Subnets) and ability to assist in troubleshooting connectivity issues.
  • Working knowledge of security compliance frameworks and how to apply them – including STIGs, DISA Benchmarks, CMMC, or CUI.
  • Some experience or a strong interest in learning scripting or programming, such as Bash or Python, to support automation, system tooling, and troubleshooting tasks.
  • Strong troubleshooting and problem-solving mindset, with a willingness to learn from senior administrators.

Where is the position located?

This position is located at our Tucson, AZ Headquarters.

*The likely salary range for this position is $95,000 to $115,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

What benefits does RRC offer?

  • 100% employer-paid premiums for family medical and dental insurance, employee life insurance, short-term and long-term disability (STD & LTD)
  • Flexible reimbursement spending accounts for medical expense and dependent care
  • Immediate participation and vesting in the company’s Employee Stock Ownership Plan (ESOP) and 401(k) Plan
  • Employer contributions to RRC’s ESOP
  • Employer matching contributions to the company’s 401( k) Plan
  • Employer discretionary contributions to the company’s 401(k) Plan

Rincon Research Corporation is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor.