- Strong hands-on experience in AIX Administration
- Solid experience in Linux Administration – RHEL/CentOS/Oracle Linux or similar
- AIX LVM / Linux LVM
- AIX patching, TL/SP upgrades and troubleshooting
- Linux OS patching and package management
- Shell/Bash scripting
- NFS, SSH, DNS and TCP/IP
- User, group, filesystem and permission management
- Performance monitoring and troubleshooting
- Security hardening and vulnerability remediation
- IBM Power / PowerVM / LPAR concepts