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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Network Engineer (Service Provider) - **Company:** Synextra - **Location:** Risley, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Azure, Border Gateway Protocol, Catalyst (Software), System Configuration, Data Centers, IP Routing, Multi-protocol Systems, Routing, Cisco Nexus Switches, Open Shortest Path First (OSPF), Wide Area Networks, Firewalls (Computer Science), Performance Monitor, Fortinet, Cisco, Vmware - **Published:** June 29, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=80942551f25bde32 ## About the Role Do you have experience in VMware?, Essential * Proven experience running a live carrier, ISP or service provider network (this is essential, not desirable) * Cisco routing in production: BGP and OSPF across IOS-XR and IOS-XE * Cisco switching across Catalyst and Nexus platforms * FortiGate: SD-WAN, ADVPN, UTP and HA firewall pairs * Strong firewalling fundamentals and best practice. * Excellent communication skills, able to articulate complex technical concepts simply to colleagues and customers Desirable * VMware NSX-T * Azure Firewall * Azure Virtual WAN (vWAN) * Azure route tables / user-defined routing * MPLS, Segment Routing and L3VPN at scale * Cisco (CCNP / CCIE) or Fortinet (NSE / FCSS) certifications Personal Qualities * Calm and methodical under pressure, especially during live incidents * Self-motivated with high personal standards * A solution-focused mindset that gets to root causes * Strong customer-service instincts and the confidence to own a problem ## Description We are recruiting a Senior Network Engineer to help run Synextra's production carrier network that connects customers into Microsoft Azure and the wider internet. As part of this we also have a growing SDWAN practice which you will be heavily involved in. This is real service provider engineering on live, customer-facing infrastructure. To do it well, you will have run a network like this before. The ideal candidate should also possess in interest in the Azure ecosystem and how to bring those great network engineering practices into customer Azure environments. Standout Perks (The good stuff) * Real influence - your technical decisions actually matter * Azure-first environment - no legacy nonsense holding you back * Time to do things properly - quality over chaos * Training & certification support - stay sharp, stay current Responsibilities * Operating and troubleshooting the MPLS core: BGP and OSPF across IOS-XR and IOS-XE, leased lines, carrier NNIs and server-estate connectivity, and full-table capacity on our IOS-XR gateways * Managing Cisco switching across the estate (Catalyst and Nexus). * Building and managing the FortiGate SD-WAN footprint: SD-WAN, ADVPN and UTP across customer sites. * Configuring and maintaining FortiGate firewall HA clusters. * Managing carrier NNI's and supplier relationships - including provisioning of new customers. * Taking ownership of network incidents through to resolution and feeding root causes back into permanent fixes * Designing, documenting and implementing network changes and customer solutions * Proactive monitoring and capacity planning to keep the network ahead of demand * Producing internal and customer-facing technical reports * Completing site visits to data centre locations and customer premises as required * Participating in the on-call rota ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)