Role Summary :

An experienced System Administrator responsible for installing, troubleshooting, configuring, maintaining, and support Unix related servers, networks and related applications for Whole-of-Government agencies. The role includes responsibilities for production up-time, and health check-up of physical systems.

Duties & Responsibilities :

• Work with end users, architects and team lead in developing and implementing Unix and Linux related configuration changes based on requirements.
• Perform Server installation, Administration and Performance optimization with RedHat 7/8/9.
• Perform Migration of Servers from RHEL 7 and 8 to RHEL 9.
• Perform Solaris 10/11 OS administration tasks with zones/LDOMS and ZFS.
• Perform User Administration tasks on RHEL 7/8/9, IBM AIX and Solaris 10/11 servers.
• Perform root cause analysis of problems.
• Ensure Storage addition on RHEL/Solaris and IBM AIX servers.
• EnsureRHEL and Solaris servers have latest security OS patches.
• Provide technical assistance and support for applications, hardware problems.
• Engage in the maintenance and support activities, which include perform troubleshooting, incident response, and patching in a timely manner.
• Coordinate with vendors and support team on problem resolution, implementation issues and upgrades.
• Prepare evaluations and reports on system efficiency and utilization.
• Prepare a plan of action, implement changes, document all work completed
• Provide 24x7 support to critical production systems and team members.
• Evaluate Unix and Linux platforms architecture and make recommendations as required.

Requirements :

• Willing to be on 24 x 7 stand-by for service contract and maintenance services in rotating basis.
• Deep Experience Linux Crash dump analysis, logs analysis.
• Knowledge on Microsoft Azure, Load Balancers and Firewalls and OS cluster, Virtualization.
• Good Experience in Redhat OS repo creation & Troubleshooting for Patching (Redhat Satellite management experience preferred )
• Good experience in automating with Shell scripting and ansible.
• Experience in RHEL 7,8,9 administration, implementation & Troubleshooting.
• Experienced in Linux clustering & VM level Linux cluster.
• Experience in OS installation, configuration and fine tuning.
• Experience Linux security, OS hardening, Auditing.
• Experience NFS / DNS / Automount administration and LVM / GFS / Filesystem administration.
• Experience H/W troubleshooting & Vendor coordination.
• Experience in Incident management, Change management, Configuration management.
• Experience in Log monitoring/maintenance.
• Experience in Squid Proxy server, Splunk installation, SMTP server , Apache & Tomcat webserver
• Basic experience in Public cloud knowledge.
• Good written and verbal communication skills with the ability to communicate technical issues to non-technical and technical audiences.