System Administrator

4 days ago


Singapore ALTROCKS TECH PTE. LTD. Full time

Server installation, Administration and performance optimization with RedHat 7/8/9.
- Innovative and talented System Administrator who will be responsible for production up-time, health check-up of physical systems. Provide 24x7 support to critical production systems and team members.
- Performing root cause analysis of problems. Prepare a plan of action, implement changes, document all work completed
- Good written and verbal communication skills with the ability to communicate technical issues to non-technical and technical audiences.
- Migration Servers from RHEL 7 and 8 to RHEL 9
- Storage addition on RHEL/Solaris and IBM AIX servers
- Solaris 10/11 OS administration tasks with zones/LDOMS and ZFS.
- Make Sure RHEL and Solaris servers have latest security OS patches.
- Knowledge on Microsoft Azure, Load Balancers and Firewalls and OS cluster, Virtualization.
- User administration tasks on RHEL 7/8/9, IBM AIX and Solaris 10/11 servers.

Skillset:

- 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
- Willing to be on 24 x 7 stand-by for service contract and maintenance services in rotating basis


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