Zisis Charalampopoulos

Biography

Zisis Charalampopoulos is a Senior Product Manager with nearly 20 years of experience at Nokia, where he has cultivated a deep understanding of the telecommunications industry. His career began in E2E testing of fixed IP telephony, which provided a strong technical foundation before he transitioned to mobile packet core, as E2E and customer centric solution QA tester, and later served as a solution architect.

In his current role, he defines and executes product strategy for core technologies like 5G and 4G, with a deep technical proficiency in VoWiFi/VoLTE over ePDG and N3IWF gateways. He excels at owning the entire product lifecycle, from concept to launch, with a customer-centric mindset that is always informed by global market trends. This enables the successful launch of products that offer a superior user experience and capture new opportunities in a dynamic market.