- Working up to C-level with multiple Apple carrier partners to deliver major new projects such as the Cellular Apple Watch with eSIM and manage the same partners day to day technical relationship.- Project manage the introduction and acceptance of Apple's new wireless features such as VoLTE, WiFi Calling and new cellular hardware e.g. Watch, iPad and iPhone.- Ensure all defects and technical issues raised externally and internally are managed appropriatley to deliver the best customer experience. This often requires a deep technical understanding so that conflicting concerns can be balanced.- Monitor in life device and new feature performance; setting up reviews, formulating corrective actions and briefing senior stakeholders as appropriate.

- Technical vendor account manager for over £300 million hardware spend spread across 4 phone vendors including Blackberry and Motorola.- Sign off authority on device readiness to ensure a successful launch with a great customer experience, low returns and low network impact.- In life manager for devices and escalations, driving longer-term vendor improvement.- Emergency Services liaison for Devices team. My long-term strategy for reducing 999 calls was published in the March 2014 release of ETSI spec TR 102 180 Annex C. The implementation of these rules produced 2013/14 incremental savings of £1million for O2 and benefited other carriers- O2 UK devices variant manager and author.

- Engineer for a proof of concept GeoProbe trial network monitoring solution deployed into Vodafone’s live network- Technical contact for Vodafone and Product managers being their first escalation point.- Directly resolved problems on GeoProbe equipment utilising Unix, protocol tracing, call message flow analysis and hardware trouble shooting skills

- Managed all defects raised by Vodafone during WCDMA handset technical acceptance (UAT)- Technical liaison between carrier and US development team

- Analysed top-level test plans, performance stats, trace files and test failures. Then developed, implement and documented action plans proving contractual compliance of the Nokia network- Developed and executed test scripts e.g. : Air interface power control, Multi path fading, code tree optimization, 3G/2G handover and PS call upgrade / downgrade with all various triggers.

- Single point technical Support engineer for 3G Node B trial team- 6 month secondment in Finalnd.

- Single point contact for 3 European accounts providing customer care, defect management and basestation technical support at product manager and technical support manager level.

- Team member managing Nokia's UK Basestation testbed providing +50 BTS, 5 BSC and 2 MSC's along with associated servers.