Data Guard, Bash Shell Scripting, Github, Oracle Database, Ansible, Rman Backup And Recovery, Linux, Python, Git, Oracle RAC and ASM, Cloud – Azure OCI, Database patching and upgrades, Oracle Linux RHEL administration, Linux troubleshooting and system administration, Linux permissions and security, Oracle Enterprise Manager or equivalent monitoring technologies, Filesystems storage processes CPU memory and networking, Oracle performance tuning and troubleshooting, Salt Stack, Oracle Database 19c 21c or later, Oracle Multitenant architecture – CDB PDB, SQL and PL SQL