Job Description

Job function

  :   IT, Systems and Security

Working pattern

  :   Standard

Network Engineer - Lead Consultant
Location: London, Ipswich or Cheltenham


Our purpose is to use the power of communications to make a better world. For each other, for our customers, for society and our communities. We need you to help us do this.


Why this role matters


Security is the fastest-growing part of our business. In a world where the bad guys are getting smarter and cyber-attacks are on the rise, it’s more important than ever that our security teams bring their A-game.                

By joining us as a Network Engineer, you’ll be able to help us change the world for the better.

You’ll be developing and supporting secure applications and systems to combat cyber-crime and threats to the UK’s Critical National Infrastructure for both BT and our customers.


What you'll be doing

Joining a team of world class engineers, you’ll be working on a huge range of Network Engineering projects.

We are looking for individuals who can leverage their extensive technical experience and academic studies to meet our rigorous and challenging delivery objectives and standards. We need you to be able to solve complex security problems and apply industry best practice in all aspects of software engineering, systems engineering or cyber-security and have a detailed working knowledge of development methodologies, including Agile and Lean.  

As a member of the Network Engineering profession you will have numerous opportunities to grow your career.    Depending on your role you'll may also be responsible for managing people and developing the next generation of test automation experts.   

By joining the network engineering unit you’ll be working in a growing team that has full responsibility for the design and implementation of networks ranging in size from small bespoke solutions to large enterprise scale deployments. You’ll have numerous opportunities to grow and develop your career. The team is customer focused so you’ll have the opportunity to work directly with end customers and design solutions to meet their requirements.

While the role is predominantly focused on the design and implementation of networks solutions, there will also be a opportunity to deploy in-depth diagnostic skills in the resolution of complex third line support issues. 

You will be responsible for:

  • Creating high and low level network designs for complex IP or IP/MPLS networks.
  • Hands on implementing these solutions, using different vendors' products such as Cisco and Juniper.
  • Working directly with our customers to understand their requirements and using this to inform your solutions.  
  • Providing some third line support to deployed solutions
  • And if you’re applying for the lead network engineer role you’ll be managing a team of network engineers, where you’ll be responsible for their professional development.

  You will need to demonstrate experience in some or all of the following areas:

  • Experience in designing, building and providing third-line support for complex IP or IP/MPLS networks, that are secure, scalable, resilient and give high performance.

  • Experience in the creation of both high level and low level design.  

  • Knowledge of network design for security, including firewall, IDS and IPS experience.

  • Experience configuring secure protocols such as IPsec, SSH and SNMPv3.

  • Experience with and knowledge of enterprise- and operator-scale routing design using protocols such as OSPF, IS-IS, BGP, LDP or RSVP and technologies such as MPLS VPNs and QoS.

  • LAN switching design expertise in small- and medium-scale data centre and enterprise environments, including RSTP/MSTP, LAG, MC-LAG or SPB and first-hop resilience and security protocols.

  • Understanding of SDN concepts and experience in implementing SDN based

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