Stefan Ullerich

Project management introduction NT-HLR and One-NDS (Subscriber Data Management) solution incl. new provisioning & services Activation system as well as new OSS Project management renewal and migration mobile core network Project management introduction new multi value added service platform (WHC/NoR, SMS, MMS, Voice Mail) Project management HLR upgrade Project management Voice Mails System extension Lead proof of concept MOCN (Multi-Operator Core Network)

Project management, Risk and quality management in the project, Requirements engineering and business analyses, Economy considerations (cost optimisation, outsourcing), Leadership of project teams of the customer

Managing implementation of new high available and convergent billing mediation platform with the objective consolidate all mediation functions into one single platform at Swisscom, Lead design and integration of new infrastructure for new mediation platform, Lead migration respectively implementation of first services

Managing complex service implementation and data migration projects in collaboration with marketing, external development vendors and technology organization within Swisscom for Value Added and Portal Services including full budget responsibility - Lead multi-national teams in designing, implementing and testing new mobile and WEB based applications and services as well as underlying infrastructure - Support further improvement of Swisscom's project management process

Introduction and service management of mobile voice and data services, video streaming and collaboration services, IP Telephony on Corporate level - Ensuring and monitoring of the service qualities supplied by different service providers - Contract management of global service contracts (e.g. for mobile voice and data services as well as outsourced audio and video conference services)

Concept and realization of backup and restore solution and necessary security for Operational & Maintenance network elements (OSS, RANOS, Application Server, Single Login Server, etc.) as well as for the UTRAN network elements (RNC and NodeB) in the Vodafone D2 UMTS network for the Network Management Engineering Department

Lead reorganisation/restructuring project of 3G Testbed Definition, implementation and update necessary processes and guidelines for users from different departments to schedule and to use the testbed with one of a few pre-defined configurations in the most efficient manner. Determine long-term demand and potential bottlenecks to initiate new installations and timely reconfigurations Maintenance of testbed in a defined status, synchronized with schedule, analyze and resolve faults, timely recovery of sy

Managing product customization - Coordination of R&D and system test departments - Coordination of and reply to customer specific requirements, RFQ’s and FRQ’s - Concept and product presentation to customers and members of management - Support and participation in standardization boards within the scope of IETF und 3GPP

System integration of “Mobile Internet Solutions” like WAP for GSM/GPRS - Optimization of service and support for “Mobile Internet Solutions” - Troubleshooting, management, documentation of software and hardware for WAP and “Mobile Internet Access” - Planning, integration, system test and optimization of new network elements and solutions of infrastructure - Definition of test procedures, development of installation and test manuals

Implementation of Y2K-relevant upgrades and reconstruction of power plant control systems based on UNIX systems incl. testing - Conception, realization and administration of department network - Planning and realization of wired and wireless network connections for service and support, remote maintenance of power plants world-wide - Changeover of active components from BINTEC to CISCO devices  Planning and realization of interconnection of control systems from different vendors

Conception, realization and administration of department network - Conception, programming, operation and maintenance database server - Planning and introduction of remote control system for power transmission - Installation and administration of German accounting and tax system DATEV - Upgrade of accounting and tax system from DATEV to DATEV for WINDOWS

Development of graphical process control system for industrial plants - Commissioning of control systems for different types of plants - Concept and detailed design of technical documentation and directions for operators - System users and operator training Project management - Development and implementation of remote alarming system via “Cityruf” and GSM - SUN based implementation of graphical process control system

Processing 24x7 full support, Second-level-Support and field support - Test of an Windows NT Domain architecture - Integration, operation and maintenance of network management system - Execution of roll-outs and migration of print processes to TCP/IP and print on demand - Realization of system harmonization after joint venture with another company - Concept and detailed design of extended technical documentation

Automation engineering