Core Network Engineer

Type of role: full time permanent

Location: London

Hours: Monday-Friday 09:00-17:30

Holidays: 25 days

Overall purpose of the job:

The senior networking team are responsible for all aspects of maintaining and growing the core network architecture. This team sits at level 4 of the engineering hierarchy and are responsible for carrying out core network projects as well as providing advanced support for the 2nd and 3rd line engineering teams.

Key responsibilities for this job:

  • Ensure the smooth day-to-day running of the core network
  • Providing support for 2nd and 3rd line engineers
  • Working in parallel with normal daily duties to deliver assigned projects
  • Responsible for the configuration and management of the National and International MPLS network
  • Responsible for the configuration and management of the IP network
  • Responsible for the configuration and management of the Optical network
  • Field engineering duties when required (core network related)
  • To be available for on call duties (core network related) and out of hours work as required

Knowledge and experience required:

  • Experience working within a Service Provider environment on the core network architecture
  • Experience working within a multi-vendor network environment - Cisco, Juniper and Alcatel-Lucent are relevant
  • Advanced networking experience including fundamental networking principals
  • Advanced knowledge of routers, switches, firewalls, Access Control Lists (ACLs)
  • Experience and good knowledge of MPLS protocols and operation
  • Advanced skill in understanding and configuring routing protocol operation - BGP, OSPF, ISIS, EIGRP.
  • Advanced IP Addressing and Subnetting knowledge – IPv4 & IPv6
  • Advanced skill in understanding and configuring of switching technologies – Spanning Tree Protocol, VLANs, Dot1q, QinQ.
  • A good knowledge of other network principles such as DNS, MX Records
  • Other technologies – VPLS (E-Lan), E-Line, DSL, Group protocols (VRRP, HSRP), understanding of access technologies (E1, Fibre etc)
  • Good customer facing skills

Mission Statement

"Achieve the status whereby Exponential-e 3.0 is formally acknowledged among our peers, competitors and clients as the most advanced and innovative business technology enabler in The World. A World-class company..."

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