Linux System Administrator (IT Infrastructure & Operations)

About Analog Devices Analog Devices, Inc. (NASDAQ: ADI) is a global semiconductor leader that bridges the physical and digital worlds to enable breakthroughs at the Intelligent Edge. ADI combines analog, digital, AI, and software technologies into solutions that combat climate change, reliably connect humans and the world, and help drive advancements in automation and robotics, mobility, healthcare, energy and data centers. With revenue of more than $11 billion in FY25, ADI ensures today's innovators stay Ahead of What's Possible. Learn more at www.analog.com and on LinkedIn and X. Position Summary We are looking for an experienced Linux system Administrator to be part of the global Engineering-IT organization. The ideal candidate must have 4+ years experience in managing Linux environment in large enterprise, troubleshooting system/OS issues, implementing security best practices, and supporting critical business applications. This role requires strong technical and problem-solving skills, along with the ability to work effectively with cross-functional teams. Key Responsibilities Linux System Administration Install, configure, maintain, and upgrade Linux OS & application (Red Hat and Ubuntu) in a physical and virtual environment Perform system monitoring, patching, troubleshooting, and performance tuning. Manage enterprise identity services and access controls. Infrastructure & Platform Support Support physical, virtual, and AWS-based Linux environments used for semiconductor design. Manage core infrastructure services such as DNS, LDAP, NFS, email, printing, and web/application servers. Administer HPC clusters, job scheduling platforms, and engineering data management tools. Ensure system reliability, availability, and security. Security & Compliance Implement security best practices, system hardening, and vulnerability remediation. Support audits, compliance activities, firewall management, and access reviews. Incident Management & Operations Monitor infrastructure health and respond to system issues and outages. Perform root cause analysis and implement corrective actions. Maintain operational documentation and procedures. Automation & Continuous Improvement Develop tools and automation solutions to improve operational efficiency. Support infrastructure automation, configuration management, and DevOps initiatives. Collaboration & Support Work closely with engineering, network, security, cloud, and application teams. Provide technical support and knowledge sharing across the IT organization. Required Qualifications Bachelors degree in information technology, Computer Science, or equivalent. 4+ years of Linux system administration experience. Experience managing enterprise Linux environments, including Red Hat Enterprise Linux (RHEL) and Ubuntu. Experience supporting virtualized environments such as VMware, Hyper-V, or similar platforms. Proficiency in scripting (shell/ python) and advanced Linux command-line administration. Understanding of networking fundamentals, including DNS, DHCP, TCP/IP, SSH, and NTP. Experience with configuring monitoring and logging tools (Nagios, Prometheus, Grafana). Preferred Qualifications Experience working in semiconductors, EDA, or high-performance computing (HPC) environments. Familiarity with cloud platforms, particularly AWS. Knowledge of NetApp storage, and on-prem & cloud based backup/recovery solutions Experience with configuration management and automation tools such as Ansible or Puppet. Knowledge of container technologies, including Docker and Kubernetes. Understanding of DevOps practices and CI/CD pipelines. Advanced certifications in RedHat , AWS etc. are a plus. Soft Skills Strong troubleshooting, analytical, and problem-solving skills. Effective communication and teamwork skills. Ability to manage mu .