Thomas Mayer

- Operational support of the Three UK network supporting Nokia Core PS (SGSN, Flexi NG, CMD), Samsung Core PS (MME, SAE, CGW) and DNS - Acceptance testing of SAE and CGW. - Operational tasks like software update, maintenance, incident management, emergency support of Nokia and Samsung Core PS products.

- 2nd and 3rd line technical support of Vodafone Italy Nokia Core CS (MSS, MSC, HLR, MGW) and Core Fixed (DX220) technologies incl. emergency support - Technical escalation point inside the team and towards the customer - Technical manager & team leader of the support team for Core CS, PS, IMS and OSS.

- 2nd and 3rd line technical support of Vodafone Italy Nokia Core CS (MSS, MSC, HLR, MGW), Core Fixed (DX220), Core PS (SGSN) and partly RAN (BSC, RNC & OMS) technologies incl. emergency support - Technical escalation point inside the team and towards the customer - Since 2012 in addition also Technical manager & team leader of the support team for RAN, Core CS, PS, IMS and OSS

- Consultancy for Core Engineering department - Integration and system acceptance support of O2’s new 2G/3G core network - Migration support from Nortel to Nokia R4 Core equipment

- Expansion of Nokia MSCi, TMSCi, HLRi and MGW - M13 software and hardware upgrade - minor software (CD) changes on Nokia MSCi, MSS, TMSCi, HLRi, SGSN, MGW & NEMU - Commissioning of Nokia CDS and HLRi - Electra (2nd line technical support) and planning support + training of engineers - Technical support on new 3G/Release 4 network in Bulgaria

- Troubleshooting, Minor & major software upgrade and 3rd line Technical Support of Nokia 3G MSCi, HLRi, MGW, NEMU & N+X, Emergency Support - Extensive Training and knowledge transfer to local engineers in every area of the Nokia NSS world (e.g. CCS#7/Anritsu, datafill, change notes, expansion, roaming, routing)

- Integration & Testing of new Nokia 3G MSCi, NEMU and MGW into the 3 network. - Creation & Update of acceptance test manual for MGW and 3G MSCi - Troubleshooting, Minor & major software upgrade and 3rd line Technical Support of Nokia 3G MSCi, HLRi, SRRi, MGW & NEMU - Release 4 upgrade (+Sigtran) on the 3 network - Training of local engineers in the following areas: Troubleshooting, Change Note/Change delivery Implementation.

- Extended onsite technical support (EOS) to the customer Cingular Wireless for Nokia MSCi, BSC2i, BSC3i, TCSM2A, Traffica and NMS - Training of local engineers in the following areas: basic O&M tasks, Change Note/Change delivery Implementation, basic understanding (GSM, CCS#7/Agilent acceSS7, TCP/IP, Routing)

- Troubleshooting on 3G Nokia MGW, MSCi, HLRi, GMLC, NEMU - Minor and Major Software installation of MSCi & HLRi - 3rd line Technical Support (Routing + planning, digit analysis, charging, location based services, CCS#7 (MAP, Australian-ISUP)), 24h Emergency support, Electra, Helpdesk, Support for Extensions and Commissioning of MSCi and HLRi - Planning, Integration and Support in Optus/Nokia 3G trial

- Testing & Troubleshooting on 3G Nokia MGW and MSCi - Commissioning, Integration, Software update and Troubleshooting of MSCi - Commissioning, Integration and Troubleshooting of BSC2i & TCSM2A - Nokia NetAct Traffica Integration and Testing - Technical Support (AMR Field Trial, EOTD – location based services, E911, LNP, TCP/IP, CCS#7 (MAP, ANSI-ISUP, Agilent acceSS7), GPRS, Data fill/Network planning, Roaming, Transmission)

- Training of local engineers on NSS, CCS#7 and K1205 - Troubleshooting on MSC/MSCi/HLR/HLRi/SGSN - Failure & Clear code Analysis, CCS#7 (K1103/K1205), GSM specifications - Traffica Integration and testing - Roaming/Interconnection to Quam and Mobilcom - Fault management and Support to MSC/HLR/BSS personnel in Germany - Training of local engineers on MSC/MSCi/HLR/HLRi/BSC/TCSM - Programming of tools for Failure Analysis and Prevention

- Acceptance testing of all Nokia MSCi’s (including Commissioning), HLRi’s (including Commissioning) and SGSN for Hardware, Call Scenarios (Speech, Fax, Data, GPRS, Roaming) and Charging - Development of acceptance test specifications for MSC, HLR and GPRS - Fault management, Training and Support to MSC/HLR/BSS personnel in Germany - Standardization of MSC/MSCi/HLR and HLRi configuration

- Training of local engineers - Implementation of system data and software on Nokia DX 200 MSC, HLR & BSC - Failure & Clear code Analysis, CCS#7 (K1103), GSM specifications - Improvement to system data, supervision concepts and procedures - Programming of tools for Failure Analysis and Prevention

- Technical Support on MSC & HLR to the customer E-Plus & Orange - Commissioning, Integration & Acceptance testing on Nokia DX 200 MSC & HLR - Minor & major Software Upgrades/Installations of Nokia DX 200 MSC & HLR - MSC and HLR hardware expansions - Helpdesk and 24h Emergency Service

- MSC/HLR/BSC Commissioning, Integration & Troubleshooting - MSC/HLR/BSC hardware expansions - Technical Support to Nokia & Omnitel - Helpdesk and Emergency Service

- First level support for all technicians - Responsibility for database and configuration changes in the GSM network - C7 support and fault investigation using the Protocol Analyser - Training of technicians in NSS (AT&T/Lucent), BSS (AT&T/Lucent), CCS#7 and Transmission

- Installation, Commissioning & Maintenance of NSS (Nokia) & BSC (Nokia & Siemens), Cross-Connect (Bosch), OMC for NSS & BSS (Nokia + Siemens), Microwave (Siemens DMC) and Crossconnect (Bosch) - Responsible for NSS & BSS System changes (HW, SW & FW), System documentation, fixed network problems - Development of System tools (DB, Software check tools & Evaluation tool for failed calls) - Protocols: CCS#7, LapD, DPNSS, DSS1, X.25 & V.24 - Roaming, data fill, acceptance testing, interconnection tests

- Development of instructions for the fixed network OMC - Installation, Commissioning and Maintenance of fixed network equipment

- Planning of assembly lines for parts of loud speakers with AutoCAD - Planning of working areas in the building - Working in the speaker test area