Cellusys
Drazen Karaula has extensive experience working in the telecommunications industry, starting their career as a Network & Services expert at Metronet telekomunikacije in 2006. Drazen later became an Enterprise Delivery Team Leader at the same company in 2014, before moving to A1 Hrvatska d.o.o. in 2018 to take on the same role for four years. Currently, they are a Senior Network Engineer at Cellusys, a position they have held since 2023.
Drazen Karaula attended the Faculty of Electrical Engineering, Mechanical Engineering and Naval Architecture (FESB) from 2001 to 2005. No specific degree or field of study was provided. In 2023, they obtained a certification from Cisco as a Certified Specialist in Enterprise Core.
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Cellusys
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Cellusys flagship Roaming Management Suite and Signalling Firewall control and enhance all aspects of Roaming Management and secure Mobile Networks from Signalling Security threats