Jonathan Halliday Email
Carrier Switching @ Colt Technology Services
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Jonathan Halliday Location
- London, GB
Jonathan Halliday Work
- Carrier Switching @
- Senior Voice Engineer @ Colt telecommunication (January 2013 - Present)
- Switch data @ Colt telecommunication (December 1999 - January 2013)
- Contractor @ (May 1999 - November 1999)
- Contractor @ Viatel Comercial (February 1999 - May 1999)
- Contractor (Switching) @ WorldCom (September 1998 - February 1999)
- Contractor Switching engineer @ WorldCom (January 1998 - July 1998)
- Switch Datafil @ Telewest (June 1995 - November 1997)
Jonathan Halliday Education
- University of Sussex
(Electrical, Electronic and Communications Engineering Technology/Technician)
1991-1994
Jonathan Halliday Summary
- Jonathan Halliday, based in London, GB, is currently a Carrier Switching at COLT Telecom. Jonathan Halliday brings experience from previous roles at Colt telecommunication, Colt Technology Services and Viatel Comercial. Jonathan Halliday holds a 1991 - 1994 University of Sussex. Jonathan Halliday has 2 emails on RocketReach.
Looking for a different Jonathan Halliday?
Find contact details for 700 million professionals.
Others Named Jonathan Halliday
Jonathan Halliday
Product Owner, ePrivacy
Belfast, GB
Jonathan Halliday
Project Director
Edinburgh, Scotland, GB
Jonathan Halliday
Label Manager
London, GB
Jonathan Halliday
General Counsel and Company Secretary
Rufforth, England, GB
Top Colt Technology Services Employees
Catherine Leaver
Chief People Officer
United Kingdom
Venkatesh Ravindran
Vice President - Security and Resilience
United Kingdom
Rachael Todd
Chief Security Officer
United Kingdom
Vivek Gaur
Vice President, Engineering
Gurugram, HR, IN
Randy Nicklas
VP Engineering
Bethesda, MD, US
Avijit Singh
Chief Strategy Officer (CSO)
London, GB
Yasutaka Mizutani
Global CMO and President, APAC
London, England, GB
Tom Jennings
Vice President Operations
London, GB
Louise Parsons
VP Digitalisation and People Services
United Kingdom
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co