Linux system administration (LPIC-1)
5.0(3)UNIX system administration
5.0(3)Windows server 2019 administration
5.0(3)MySQL for developers
5.0(3)Exploration & Production (E&P) Accounting Level 2
CWISA Wireless IoT Solutions Administrator
5.0(3)Exploration & Production (E&P) Accounting Level 3
Oracle database administration
5.0(3)Auditing in the Exploration & Production (E&P) Industry Level 2