John Sim Email
Head of Information Technology and Security @ VIOOH
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John Sim Location
- London, GB
John Sim Work
- Head of Information Technology and Security @ (October 2022 - Present)
- Customer Design Authority @ (December 2021 - August 2022)
- Customer Solution Authority @ (February 2017 - December 2021)
- Client Service Manager @ (April 2013 - February 2018)
- Service Manager @ (August 2011 - April 2013)
- Operations Manager - High care delivery @ (April 2009 - August 2011)
- Managed Solutions Engineering Manager @ Demon Internet Ltd [Thus PLC] (August 2007 - April 2009)
- Unix Team Leader @ Thus PLC (September 2003 - August 2007)
- Systems Administrator @ (October 1999 - September 2003)
- Network Manager @ (January 1997 - December 1999)
John Sim Education
- Ponteland County High School 1991-1993
John Sim Skills
- Continuous Improvement
- Service Delivery
- Problem Management
- Telecommunications
- Managed Services
- Customer Service
- Project Delivery
- MPLS
- Incident Management
- Business Process
- Change Management
- Service Management
- ITIL
- Customer Satisfaction
- Stakeholder Management
- Cisco Technologies
- Network Design
- Management
- IP
- Enterprise Software
- IT Service Management
- Data Center
- Sla
- IT Outsourcing
- Unix
- Networking
- Service Improvement
- IT Operations
- Operations Management
- Leadership
- Outsourcing
- DNS
- Servers
- Solaris
- Infrastructure
- Troubleshooting
- High Availability
- Network Administration
- IT Management
- Disaster Recovery
- Service Desk
- VoIP
- PRINCE2
- WAN
- Cloud Computing
- IT Strategy
- System Deployment
- Service Level Agreements
John Sim Summary
- John Sim, based in London, GB, is currently a Head of Information Technology and Security at VIOOH. John Sim brings experience from previous roles at Vodafone Business, Vodafone buisness, Vodafone Global Enterprise and Cable & Wireless Communications. John Sim holds a 1991 - 1993 Ponteland County High School. With a robust skill set that includes Continuous Improvement, Service Delivery, Problem Management, Telecommunications, Managed Services and more. John Sim has 2 emails on RocketReach.
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