Linux Administrator

Description

• 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.

Responsibilities

• • 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