linux system administrator jobs in phoenix, az

Phoenix, Arizona

•

Today

Join a dynamic IT team as a Linux System Administrator in a full-time role where you'll work primarily with Red Hat Enterprise Linux (RHEL) in a secure, enterprise environment. This organization is modernizing its infrastructure with upcoming migrations to AWS, containerization initiatives, and automation improvements. You'll be part of a tight-knit team of 5 (Network Admin, 3 System Admins, and CISO) supporting critical internal tooling and developer database systems in a 7x24x365 environment.

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Full-time

$110000 - $120000

Linux & HP-UX System Administrator L3 Support

Chandler, Arizona

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6d ago

Job Title: Linux & HP-UX System Administrator L3 Support Job Summary: We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL/SUSE) and HP-UX environments. This role involves advanced troubleshooting, performance tuning, patching, clustering, and automation across mission-critical infrastructure. The ideal candidate will be responsible for ensuring high availability, security, and compliance of Unix/Linux systems. Key Responsibilities: Linux Administration (RHEL/

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Full-time

$100,000 - $160,000

Senior Linux System Administrator

Remote

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Information Technology (IT) Infrastructure, Linux, System Administration Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: Senior Linux System Administrator The position is for the Senior Linux System Administrator r

Full-time

USD 90,950.00 - 123,050.00 per year

Linux administrator

Scottsdale, Arizona

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Today

Job Title: Linux Administrator / HPC Systems Engineer Location :- Scottsdale, AZ(Onsite) Summary: Seeking an experienced Linux Administrator with strong expertise in managing large-scale HPC/EDA environments, storage systems, and cloud integrations. The ideal candidate will have a proven track record of working with operations teams, performing Linux upgrades, and implementing modernized infrastructure solutions across global sites. Key Responsibilities: Administer and maintain Linux-based HP

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Third Party, Contract

Linux Administrator / HPC Systems Engineer

Scottsdale, Arizona

•

Today

Job Title: Linux Administrator / HPC Systems Engineer Location :- Scottsdale, AZ(Onsite) Job Description: Seeking an experienced Linux Administrator with strong expertise in managing large-scale HPC/EDA environments, storage systems, and cloud integrations. The ideal candidate will have a proven track record of working with operations teams, performing Linux upgrades, and implementing modernized infrastructure solutions across global sites. Key Responsibilities: Administer and maintain Linux-

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Full-time, Contract, Third Party

Linux DevOps Administrator

Phoenix, Arizona

•

Today

Location: Phoenix, AZ Salary: $30.00 USD Hourly - $40.00 USD Hourly Description: Position Overview Our client is seeking an experienced Linux Administrator to support a mission-critical research environment that directly enables world-class research. This is an individual-contributor role requiring deep technical knowledge of Red Hat Enterprise Linux ecosystems (Rocky Linux, RHEL, CentOS), automation, and operational excellence in a highly collaborative non-profit research setting. This pos

Contract

USD 30.00 - 40.00 per hour

Window System Administrator

Phoenix, Arizona

•

Today

This opportunity is located in Phoenix, AZ with a mid-sized, stable organization looking to bring on a Windows System Administrator to join their core infrastructure team. This is a full-time position supporting a Windows environment consisting of Active Directory, O365/Azure services, and virtualized systems. You'll be working closely with a 5-person infrastructure team (Network Admin, 3 System Admins, and a CISO) supporting internal systems and critical business applications. This is a strong

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Full-time

$70000 - $100000

System Administrator

Mesa, Arizona

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Today

Join a Phoenix-based domain name management company as a Systems Administrator / Network Engineer in a hybrid role (75% remote). This organization manages over 4 million domains and handles more than 1 billion DNS queries daily with their own custom-built DNS platform capable of managing over 100,000 concurrent requests per second. You'll be part of a 4-person IT team supporting Windows server infrastructure, Aruba layer 2 and 3 switches, Palo Alto firewalls, and helpdesk functions for employees

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Full-time

$85000 - $110000

Linux Server Administrator SME

Remote or Hybrid in Atlanta, Georgia

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3d ago

Security & Compliance Requirement (ITAR): Due to the nature of the work under ITAR, only U.S. Citizens or meet all ITAR compliance requirements before onboarding. We are seeking a highly skilled Linux Server Administrator / Subject Matter Expert (SME). This role focuses on Active Directory (AD) domain join/unjoin operations for Linux servers and DNS configuration management, ensuring seamless connectivity and stability across multiple data centers. The ideal candidate will have deep expertise i

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Contract

$60 - $70

Enterprise Architect - C/Linux/Oracle Modernization/System Modernization Architect C/Oracle/Linux

Remote

•

Today

We are looking for a highly experienced Solution Architect with strong expertise and deep knowledge of legacy platform modernization, and hands-on experience in migrating enterprise workloads to AWS Cloud. In this role, you will lead the end-to-end modernization of a mission-critical Legacy Platform that supports multiple customer products and state implementations. The platform currently runs on a monolithic architecture built on C, Linux, and Oracle, and requires stabilization, technology upgr

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Third Party, Contract

Depends on Experience

Site Reliability Engineer - Linux Administrator

Remote

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10d ago

Selected candidate must be very strong with Linux, to be considered for this position. Our client is leading the global evolution to the multi-gigabit, content-rich networks of the future. Their people deliver future-ready software, services, and integrated platforms that power broadband and video streaming networks, monitor and manage transportation, and transform experiences in homes, businesses, and everywhere people connect. Position Summary The Site Reliability Engineers are part of the Pla

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Contract

60 - 65

Senior System Software Engineer, Networking Linux Kernel - DGX Cloud

Remote or Santa Clara, California

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Today

We are looking for a Sr Storage Services Software engineer to join the block storage group. You will be a member of a team that builds the next generation block storage capabilities. You will work closely with a variety of teams and architects including the networking team, HW team and external customers. You will define the Software architecture and implementation of the most advanced storage services! Services that will need to meet extreme performance and scalability demands! We have crafted

Full-time

USD 224,000.00 per year

Senior System Software Engineer, Linux GPU

Remote or Santa Clara, California

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Today

NVIDIA's invention of the GPU in 1999 fueled the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing. More recently, GPU deep learning ignited modern AI - the next era of computing - with the GPU acting as the brain of computers, robots, and self-driving cars that can perceive and understand the world. Today, we are increasingly known as "the AI computing company". We are growing our company and the team with the most inquisitive people in th

Full-time

USD 168,000.00 per year

Linux Systems Administrator II (Hybrid Remote)

Remote or Riverside, California

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Today

A large Beverage company in Corona, CA is hiring a System Administrator II -the highest technical support layer for their global IT infrastructure. This role is a direct permanent hire and is a great long term Hybrid Remote opportunity! Job Description: Provide operational support for 600 Windows Servers (Windows Server 2016 and newer) and 120 SUSE Linux servers (SLES 12 and SLES 15), including patching, performance monitoring, and ensuring service availability.Manage and upgrade VMware VCenter

Full-time

USD 110,000.00 - 123,000.00 per year

Systems Administrator II - Linux (Hybrid Remote)

Remote or Santa Ana, California

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Today

Full-time

USD 110,000.00 - 123,000.00 per year

Senior High Performance Computing System Administrator

Remote or Ronan, Montana

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Today

Working at Yale means contributing to a better tomorrow. Whether you are a current resident of our New Haven-based community- eligible for opportunities through the New Haven Hiring Initiative or a newcomer, interested in exploring all that Yale has to offer, your talents and contributions are welcome. Discover your opportunities at Yale! Salary Range $90,000.00 - $165,750.00 Overview The Yale Center for Research Computing (YCRC) is looking for a versatile system administrator/engineer to hel

Full-time

USD 90,000.00 - 165,750.00 per year

Senior System Administrator

Remote or Montreal, Quebec

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Today

Sr System Admin Montreal Remote Key Responsibilities Maintain and support production trading and surveillance systems.Design, implement, and optimize infrastructure solutions across applications, OS, and security layers.Act as escalation point for system incidents and performance issues.Create and maintain technical documentation and operational procedures.Participate in on-call and after-hours support as needed. Requirements 5+ years of experience managing and supporting critical productio

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Full-time

Windchill System Administrator

Remote

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17d ago

The Senior Windchill System Administrator is responsible for installing, configuring, maintaining, and optimizing PTC Windchill systems. This role supports Product Lifecycle Management (PLM) initiatives to ensure reliability, performance, and security across engineering and manufacturing operations. Key ResponsibilitiesInstall, configure, support, and administer PTC Windchill systems, including system upgrades and rehost/cloning activities. Develop and maintain workflows, lifecycles, and vaultin

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Contract

Depends on Experience

SYSTEMS ENGINEER SR PRINCIPAL (HPC/AI System Administrator, Storage Engineer, Monitoring Expert, Solution Architect, Security/Provisioning Engineer, or Multi-discipline Expert)

Remote

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Complex Systems, High Performance Computing (HPC), Operations Management, System Performance, Systems Management Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: SYSTEMS ENGINEER SR PRINCIPAL (HPC/AI System Admini

Full-time

USD 140,250.00 - 189,750.00 per year

SYSTEMS ENGINEER PRINCIPAL (HPC/AI System Administrator, Storage Engineer, Monitoring Expert, Solution Architect, Security/Provisioning Engineer, or Multi-discipline Expert)

Remote

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Complex Systems, High Performance Computing (HPC), Operations Management, System Performance, Systems Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: SYSTEMS ENGINEER PRINCIPAL Advance how our customer

Full-time

USD 123,250.00 - 166,750.00 per year

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linux system administrator jobs in Phoenix, AZ, USA