Kuwait-based Zain Group has awarded Nokia Siemens Networks (NSN) a five-year outsourcing contract to manage and upgrade its mobile networks in Kenya, Tanzania and Uganda. The contract includes the management of over 3,000 multi-vendor cellular sites, and also includes the implementation of NSN’s ‘Energy Solutions’ to reduce operating costs and power consumption, as well as implementing optimisation services and deploying mobile softswitching and subscriber data management solutions. Approximately 350 Zain employees across the three East African countries will be transferred to NSN.