Senior Linux Administrator II

Microchip Technology Inc.; Chandler (AZ); On-site; USD 100,000 - 150,000; Full time

Job summary

Microchip Technology Inc. is seeking a Senior Linux Administrator II to design, implement, and manage a global Linux infrastructure with emphasis on the Red Hat ecosystem, automation, and HPC environments.

You will lead standardization, scalability, and operational excellence across enterprise data centers worldwide, mentoring peers and coordinating with leadership on reliability and performance improvements.

Qualifications

• 7.5+ years of hands‑on Linux/Unix system administration experience in enterprise environments.
• Strong experience with designing, architecting, and administering Linux platforms with a heavy focus on RHEL / AlmaLinux
• 3+ years of experience with configuration management (Ansible preferred; Puppet or Chef acceptable)
• 3+ years of experience with Satellite, Foreman, Spacewalk
• Containerization/Virtualization such as Proxmox, Docker, VMware, Kubernetes
• Proficiency in scripting and automation (Python, Perl, Bash)
• Experience with monitoring tools (Prometheus, Grafana, Nagios, or similar) and alerting systems
• US Citizenship required
• Knowledge of Git and source control
• Bachelor’s degree in CS/IS or equivalent practical experience

Responsibilities

• Lead the design, architecture, and automation of a standardized global Linux infrastructure
• Experience with commercial hypervisors (VMware, Proxmox, etc)
• Provide deep technical expertise across the Red Hat ecosystem, including Satellite Server, IdM
• Manage and support a large global Linux environment with uptime, capacity, and performance tuning
• Own full lifecycle management of global engineering systems from hardware to deployment
• Automate infrastructure deployment using Ansible, Satellite Server (Foreman), and CFEngine
• Develop automation scripts using Python, Perl, and shell
• Drive automation-first mindset to improve efficiency and reliability
• Troubleshoot complex system issues and perform postmortems and incident response planning
• Manage monitoring systems to ensure SLA adherence
• Participate in on-call rotations and provide escalation support
• Create and maintain technical documentation and runbooks
• Collaborate with a global team of engineers in a fast-paced environment

Skills

Linux administration

Automation

Python

Perl

Bash

Ansible

Satellite Server

Foreman

CFEngine

Docker

Kubernetes

Proxmox

VMware

Git

Education

Bachelor’s degree in CS/IS or equivalent

Tools

Proxmox

Docker

VMware

Kubernetes

Git

Foreman

Satellite

CFEngine

Ansible

Job description

Are you looking for a unique opportunity to be a part of something great? Want to join a 17,000-member team that works on the technology that powers the world around us? Looking for an atmosphere of trust, empowerment, respect, diversity, and communication? How about an opportunity to own a piece of a multi-billion dollar (with a B!) global organization? We offer all that and more at Microchip Technology Inc. People come to work at Microchip because we help design the technology that runs the world. They stay because our culture supports their growth and stability. They are challenged and driven by an incredible array of products and solutions with unlimited career potential. Microchip’s nationally-recognized Leadership Passage Programs support career growth where we proudly enroll over a thousand people annually. We take pride in our commitment to employee development, values-based decision making, and strong sense of community, driven by our Vision, Mission, and 11 Guiding Values; we affectionately refer to it as the Aggregate System and it’s won us countless awards for diversity and workplace excellence. Our company is built by dedicated team players who love to challenge the status quo; we did not achieve record revenue and over 30 years of quarterly profitability without a great team dedicated to empowering innovation. People like you. Visit our careers page to see what exciting opportunities and company perks await!

Job Description

The Senior Linux Administrator II is responsible for the design, architecture, implementation, and day-to-day management of a global Linux infrastructure, with a strong emphasis on the Red Hat ecosystem, automation, and High-Performance Computing (HPC) environments. This role plays a key part in driving standardization, scalability, and operational excellence across enterprise data centers worldwide. As a senior technical contributor, this individual must be a self-starter capable of working independently with minimal supervision while providing technical leadership, mentoring, and clear communication to peers, internal customers, and leadership teams.

Key Responsibilities

• Lead the design, architecture, and automation of a standardized global Linux infrastructure
• Experience with commercial hypervisors (VMWare, Proxmox, etc)
• Provide deep technical expertise across the Red Hat ecosystem, including Satellite Server, Identity Management (IdM), and related tools
• Manage and support a large, diverse global Linux environment, including system availability, capacity planning, performance tuning, and proactive monitoring
• Own the full lifecycle management of global engineering systems, from hardware acquisition through operating system deployment and decommissioning
• Automate infrastructure deployment and configuration using Ansible, Satellite Server (Foreman), and CFEngine
• Develop and maintain automation scripts and tools using Python, Perl, and shell scripting
• Drive an automation-first mindset, identifying opportunities to improve efficiency, reliability, and scalability
• Troubleshoot complex system issues and proactively remediate weaknesses before they impact production
• Manage and maintain monitoring systems to ensure uptime, reliability, and adherence to SLA requirements
• Participate in on-call rotations and provide escalation-level operational support
• Create and maintain technical documentation, operational procedures, and implementation guides
• Collaborate effectively with a global team of highly skilled engineers in a fast-paced, dynamic environment

Requirements/Qualifications

• US Citizenship required
• 7.5+ years of hands‑on Linux/Unix system administration experience in enterprise environments
• Strong experience in designing, architecting, and administering Linux platforms with a heavy focus on RHEL / AlmaLinux
• 3+ years of experience with configuration management and Infrastructure as a code (Ansible preferred; Puppet or Chef acceptable)
• 3+ years of experience with centralized configuration and lifecycle management systems (Satellite, Foreman, Spacewalk)
• Containerization/Virtualization technology such as Proxmox, Docker, VMware, Kubernetes
• Proficiency in scripting and automation, including Python, Perl, and Bash
• Experience with incident management, troubleshooting, and root cause analysis.Experience in handling postmortems, building incident response plans, and improving incident resolution procedures.
• Experience with monitoring tools (Prometheus, Grafana, Nagios, or similar.) and alerting systems.
• Understanding of software systems concepts such as networking, firewalls, protocols, databases and more
• Experience managing infrastructure in large-scale data center environments
• Compute cluster experience is a plus (LSF, Sun Grid Engine, RTDA)
• Bachelor’s degree in computer science, Information Systems, or equivalent practical experience
• Knowledge of source control tools (Git preferred).

U.S. Export Controls Requirements

This job requires access to technology, materials, software or hardware that is controlled by the export laws of the United States. Candidates are required to provide proof of either US citizenship, Permanent US residency or classification as a protected individual as defined in 8 USC 1324b (a) (3).

Travel Time

0% - 25%

Physical Attributes

Feeling, Hearing, Seeing, Talking, Works Alone, Works Around Others

Physical Requirements

80% sitting, 10% walking, 10% standing

Microchip Technology Inc is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law. For more information on applicable equal employment regulations, please refer to the Know Your Rights: Workplace Discrimination is Illegal Poster.