Grzegorz Stempień

 Design and Implementation of International Technology Shared Service Centre (TSSC) for Deutsche Telkom (DT) Group– Project leader
 Implementation of technology lab and services delivery to TSSC customers (high scores of customer satisfaction surveys feedback results), vendors management
 Business development, customer acquisition, sells of TSSC services and services delivery to TSSC customers (T-Mobile Netherland, T-Mobile Czech Republic, T-Mobile Austria, DT HQ in Bonn etc.)
 Vendors managements and technology proof of concepts development
 Support for PAN IP DT transformation program

Management of Network Development Technology area
 Support of One DT transformation program and strong cooperation with DT HQ
 Cooperation with marketing, product and services development and roadmap realization
 New business concepts development (i.e. adBlock, network security services etc) as well as technology trials and tests (i.e. LTE)
 Network development for LTE service launch
 Leading international tender aiming at selection and deployment of next generation service enabler platforms in DT

 Platforms and services development (acceleration, content adaptation, content charging, traffic management)
 Packet and broadband network and services development
 Network security and security for data services development
 Cooperation with marketing and product development

Broadband and packet network and services development
 Development of data services and service platforms (content billing and traffic management).
 Network security and security services for data offerings

Packet and core network development
 Development of data services and service platforms.
 Broadband services development and cooperation with marketing and products departments.
 Cooperation with Polish Regulator of Telecommunication Market (former UKE)

Development ISP and IP network as well as network services and platforms.
 WLAN – system development & coordination of service development

 ISP and packet network planning
 Cooperation with URTiP (Polish Radiocommunication Agency) and frequencies acquisition; Cooperation with partners (i.e. GRX network –GRX partner selection and interconnection setup)
 Development of wireless access systems

Transmission network (access and backbone) network planning