Linux Administrator

Job Responsibilities • Administer, maintain, and support Linux servers and VDI infrastructure • Resolve any incidents and technical escalations. • Analyze and resolve problems associated with the operating system's servers, hardware, Electronic Design Automation (EDA) software applications • Record resolution details in the ticketing system. Follow up with employees to ensure satisfactory resolution. • Perform troubleshooting and gather information on technical requests • Develop automation and documentation for recurring technical issues. • Problem Management: Perform root cause analysis for problems and major incidents, and provide workarounds to ensure business continuity. • Monitor server performance and ensure compliance with security standards using standard Linux tools as well as command-line interface tools • Change Management: Study Implementation plan, rollback plan, test plan, risk and impact analysis for critical or complex changes. • Install software, and maintain appropriate patch service levels, performance tuning, and firmware upgrades across multiple hardware platforms. • Perform system software upgrades including planning/scheduling, testing, coordination, and maintaining the integrity of the operating system environment. • Respond to outages both during normal business hours and after-hours on a need basis (on-call support). • Coordinating and interfacing with outside vendors, end users, other department team members, and service providers to resolve issues. • Escalate feedback and suggestions to the IT Manager. Identify and suggest procedural or technical improvements to senior IT personnel. Job Requirements • 6+ years of working experience as a Linux Administrator • Operating Systems: Linux (Red Hat, CentOS, Ubuntu) • Version Control: SVN, GitLab • Scripting and Automation: Bash, Python, Ansible • Applications : SOS, Jira, Confluence. • EDA Applications: Knowledge of how EDA applications work and IBM LSF job scheduler • Networking: TCP/IP, VLAN, DNS, Load Balancing and security concepts • Database Maintenance: MySQL, PostgreSQL • Monitoring and Performance: Linux monitoring tools, Syslog, SNMP • Virtualization: VMware 7 and above and Citrix Storefront • Storage: NFS and ISCSI storage concepts. Cronjobs and rsync functionality • Strong Troubleshooting and Problem-Solving with hands-on experience with hardware rack and stack