Alex Walker is a Head of Networks at Nomios at Nomios UK&I. He possess expertise in ip, network architecture, security, juniper, networking and 21 more skills. Colleagues describe him as "Alex is a highly professional and skilled network consultant who has specialised in SDN and NFV. I would recommend Alex over and over for PS engagement at all levels. " and "I worked with Alex at Virgin Media during 2007 and 2008 on the project to bring together the two large ISP networks of Telewest and NTL. While my role was the prime operational and implementation engineer, Alex produced the network architecture and technical designs for this complex project. Alex was always happy to act as a mentor and helpful guide during the complex and sometimes difficult migrations, and I can honestly say I learned a lot from him during this time. He is always willing to share his expertise and help others whenever he can, and would be an asset to any company."