Exponential-e

Founded in 2002, Exponential-e swiftly established itself as a UK Cloud, Connectivity and Communications pioneer. Throughout our history, a focus upon leveraging leading-edge technology to deliver profitable and innovative services to our clients and prospects has resulted in industry and peer recognition for our ground-breaking approach, a truly world-class ICT services company.

We’re a company of innovators who think big and achieve bigger! Our people are crucial to the continuing success of our company. From our CEO to our new Graduates, each of our people demonstrates our PRIDE principles which are at the core of everything we do.

About the job: 

We are currently seeking a Senior Network Engineer to work within the Core Network team. Your focus will predominantly be designing and implementing projects pertaining to the Core Network Infrastructure. You will be responsible for documenting the network design as well as providing a handover to your peers so that the solution can be maintained by the Operations team. 

You will also be acting as an escalation point for incidents concerning core network infrastructure/services. You will be working closely with team members whilst providing mentoring where required for Core Network Operations engineers, as well as working with other internal teams. 

Your responsibilities will be a split between: 

Projects 

Design, document and implement core network infrastructure  Collaborate with cross-functional teams to deliver projects on time  Provide a handover to your peers so that the infrastructure can be supported by the Operations team 

Operations 

Troubleshoot and resolve network issues within SLA  Act as a senior escalation point for team members and internal teams for incidents, requests and changes following existing ITIL based processes and procedures.  Due to the nature of the role you will be expected to fulfil some of your tasks out of hours and participate in the on-call rota for 24/7 support. 

Knowledge and experience required: 

Experience working with Service Provider networks Strong network design experience  Strong understanding of networking protocols and technologies including:  TCP/IP  IS-IS, BGP, OSPF  MPLS  MP-BGP L2 & L3 VPN services  Strong troubleshooting ability including strong knowledge of network traffic analysing tools like Wireshark/TCPDump  Ability to work independently and as part of a team 

Desirable knowledge and experience: 

Working knowledge of SDN concepts Layer-2 / EVPN / VXLAN Data Centre networks, Leaf-Spine architectures  Experience with BGP Peering, Transit  Knowledge of F5 BIP-IP products, including Local Traffic Manager (LTM) and Global Traffic Manager (GTM), Application Security Manager (ASM)  DDoS mitigation solutions 

Experience with the following vendors would be advantageous 

Nokia 7450 & 7750  F5 BIG-IP Fortigate