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Professional Experience

Executive Roles

2023 - Present

Chief Technical Officer


Leader of the technical functions and member of the executive team for UK alternative broadband provider Airband, focusing on delivering FTTP and FWA networks for rural communities across the UK.

2022 - 2023

Chief Technology and Information Officer

Neos Networks

Leader of the company’s technology functions and member of the ExCo. Responsible for a converged technology strategy across networks and IT.

2016 - 2022

Managing Vice President, Technology Innovation and CTO

Gartner Inc.

Leader of company's global Technology Innovation and CTO group. Research and insights on Enterprise Architecture, Top Strategic Technology Trends, Hypecycle Emerging Technologies. Advisory on AI, Cloud, Digital, Metaverse and RPA.

2015 - 2016

CTO / Head of Digital Business Systems

Network Rail

Joint CTO and design authority for Digital Railway; a multi-billion digital and data transformation of the GB Railways. Chairman of industry steering groups on cybersecurity and data. 

2014 - 2015

Vice President, Technology & Delivery and CTO eCompany

Deutsche Telekom AG

Responsible for the technology and delivery organisation in DT group products (DBU). Head of Big Data and API unit and CTO for group's eCompany digital transformation. Deutsche Telekom representative at GSMA. 

2011 - 2014

Global IT Director

Logica / GCI

Global IT Director for CGI's value chain domain (sales, marketing, business engineering, delivery and operations). Chief Architect for Logica's group-wide ERP/CRM transformation.

1995 - 2011

Senior R&D Manager

BT Group

Headed R&D in intelligent enterprise technologies. Technology transformation programmes for BT Openreach and BT GS clients. Software innovations in AI, Intelligent Agents and optimisation algorithms. 


2003 - 2004

Master of Business Administration

IMD Business School

I earned my MBA in Business Administration from IMD Business School, where I focused on Private Equity and Venture Capital, Knowledge Management, Supply Chain Management.

1994 - 1997

PhD in Computer Science

University of Essex

I earned my PhD in Computer Science from the University of Essex, where I focused on developing a reinforcement learning inspired algorithm for optimisation problems which I named Guided Local Search.

1992 - 1993

MSc in Intelligent Knowledge-Based Systems

University of Essex

I earned my MSc in IKBS from the University of Essex, where I focused on developing neuro-symbolic AI systems based on Fuzzy Logic for autonomous mobile robots.

1987 - 1992

MEng in Electrical Engineering

National Technical University of Athens

I received my Diploma's degree in Electrical Engineering (MEng equivalent) from NTUA, where I focused on developing AI systems for automated hardware design and algorithms for network routing.

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