Petar Vigenin

Network Domain Lead of Business Transformation and Execution, A1

Petar Vigenin is responsible for the implementation and maintenance of program initiatives in the network domain that adhere to the A1 corporate strategy. The major topics that Petar is concerned with are best network quality, energy metering and minimization, network automation, establishing network cloud concept and establishing cross country domain competence centers. He has extensive experience in mobile RAN and Core architecture design, planning and dimensioning, vendor management, budget/business plan planning and reporting. Currently he is contributor to “5G Seamless Roaming for the Greece-Bulgaria CBC” project as well. Prior joining A1 Group, Petar was Senior Manager of Network Services and Architecture Department in A1 Bulgaria, managing RAN and Mobile Core Network long term strategic planning, CS/PS/RAN Core network architecture and capacity planning, and mobile services design. In that position Petar led important projects like cloud native 4G/5G core deployment, RAN network modernization, Virtual CS Core/IN/IMS/5GC implementation, Virtual RNC/BSC implementation, NB-IoT network deployment and IoT use case evaluation.