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Carrier Grade Network Architect

2 months ago


Reading, Reading, United Kingdom Virgin Media Full time
About the Role

We are seeking a highly skilled Transmission Network Designer to join our team at Virgin Media O2. As a key member of our network design team, you will be responsible for developing and implementing designs and low-level configurations for our mobile access and aggregation transport networks.

Key Responsibilities
  • Design and plan carrier-grade IP/MPLS transport networks, ensuring seamless integration with our radio equipment, access devices, and core networks.
  • Collaborate with various providers of optical, microwave, Ethernet, and IP connectivity products to build IP connectivity solutions between radio equipment, access devices, and core transport networks.
  • Develop and maintain high-level and low-level designs, scopes of work, and technical documentation for carrier-grade IP networks.
  • Work closely with our test and trial teams to ensure that designs and configurations are suitable for wider deployment.
  • Contribute to the development of migration strategies to facilitate smooth transitions between designs and configurations.
Requirements
  • Deep theoretical and practical knowledge of TCP, UDP, and main L3/L2 routing protocols.
  • Experience in designing, planning, configuring, and testing carrier-grade IP/MPLS transport networks.
  • Direct experience in defining IP Quality of Service configurations, including HQoS and traffic prioritization mechanisms at Ethernet and IP layers.
  • Deep understanding and practical experience in defining IP addressing policies applicable to carrier-class networks.
  • Direct experience in producing high-level and low-level designs and scopes of work for carrier-grade IP networks.
Desirable Skills
  • Familiarity with transport design in mobile networks (Radio Access Network).
  • Experience with synchronization techniques for mobile infrastructure, specifically PTP and Phase Sync.
  • Familiarity with BT's MEAS and IPVPN backhaul products.
  • Experience in designing mobile backhaul networks for Ericsson and Nokia Radio Access Networks.
  • Experience in producing HLDs and LLDs for Transport IP Network elements, preferably related to Nokia, Juniper, and Ciena routing and switching environments.
About Us

At Virgin Media O2, we're committed to creating a culture that empowers everyone to bring their best selves to work each day. We believe in celebrating our people, their lives, and everything in between. Our goal is to create a culture that's inclusive, diverse, and supportive, making us a better business and a brighter world.

We offer a bumper reward package bursting with benefits, designed to support you and your loved ones. Our benefits are designed to make a real difference in your life, from health and wellbeing to financial security and work-life balance.