Mario Kresina

Mario Kresina has extensive experience in network operations and technical support, currently serving as an NSOC Senior Specialist at A1 Hrvatska d.o.o. since October 2018. Prior to this role, Mario has been an NSOC Specialist at VIPnet d.o.o. since September 1999, where responsibilities include monitoring the entire network infrastructure, coordinating troubleshooting efforts, and communicating with telecom operators across various countries. Additionally, Mario has served as a CS Senior Technical Specialist. Mario holds a university degree from Fakultet Prometnih znanosti, completed between 1992 and 1996.