Pat Butler

Experience

• 

  Plessey Company plc

  Jun 1980 - Jun 1982

  Graduate Engineer
• 

  Eircom

  Jun 1982 - Nov 1989

  Executive Engineer
• 

  Telstra

  Nov 1989 - May 1994

  Switching Engineer

  Managing network design group; Overseeing and planning network upgrades and developmentInvestigation of network outages; Preparation of business cases for strategic network developments

• 

  Norconsult Telematics

  Jun 1994 - Dec 1995

  Consultant Engineer

  Consultant engineer for building 2nd operator fixed network in rural Thailand

• 

  Ericsson

  Feb 1996 - Apr 2017

  Senior Technology Consultant

  Management and coordination of global telecom operator energy opportunities; Design & dimensioning of energy systems for network equipment; Conduct of Energy Audits of telecoms core and access sites; Creation of energy related learning strategy and services; Supporting global regional energy related sales and marketing organizations; Account Technology management for major Indonesian telecom operator; Core network design of fixed and mobile telecommunications networks for operators throughout the world including China, UK, Taiwan, Europe, Middle East, Nigeria and South Africa;Design and advisory service delivery for major events including several Olympiads;Delivery of Core Network Design workshops to regional engineering staff in Europe, Middle East, China, South Asia, SE Asia, Australia and Africa Show less

• 

  ESTO Consulting

  Jun 2017 - now

  Senior Consultant

  Established ESTO Consulting following voluntary severance from Ericsson to deliver energy and security services to telecom operators globally. Currently seeking opportunities in these areas using the expertise and experience gained from similar work performed while working for Ericsson and subsequently.Successfully tendered, in conjunction with other consultants, for inclusion on a panel of energy management specialists to provide advisory services for SEAI's energy efficiency program in the Irish public sector.Worked as PM on large Traffic Detection Functionality (TDF) and RAN Congestion Awareness Functionality (RCAF) project for major Australian service provider in Sydney.Successfully delivered a cyber-security consultancy service for a large Microgrid project owned and operated by a major international University in Melbourne. Show less