Senior Network Engineer

Arcus Search; City Of London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading recruitment firm in the UK is seeking a Network Engineer to drive network automation initiatives and oversee critical projects including hybrid cloud implementations and data centre deployments. The ideal candidate should have proven expertise in designing and deploying scalable data centre networks and strong knowledge of WAN design principles. This role offers a competitive salary and opportunities for professional growth.

Qualifications

• Proven expertise in designing and deploying highly scalable data centre networks.
• Hands-on experience with switches and routers in low-latency environments.
• In-depth understanding of routing protocols like BGP and OSPF.

Responsibilities

• Collaborate with stakeholders to deliver innovative solutions.
• Build and maintain secure, scalable systems.
• Champion automation and CI/CD methodologies.

Skills

Data centre network design

Network device troubleshooting

WAN design principles

Network routing and switching protocols

Automation tools and scripting

Tools

Cisco

Arista

Git

Python

Ansible

Jinja2

Job description

As a Network Engineer, you’ll play a pivotal role in driving network automation initiatives, and overseeing critical projects such as hybrid cloud implementations, data centre deployments, and perimeter network configurations. We’re seeking engineers who are quick to adapt to emerging technologies and can effectively communicate intricate technical concepts to both technical and non-technical stakeholders.

Responsibilities

• Collaborate with stakeholders to identify challenges, gather requirements, and deliver innovative solutions to complex issues
• Build and maintain secure, scalable systems using a diverse range of technologies and tools
• Champion the use of automation, Infrastructure as Code (IaC), and CI/CD methodologies
• Promote Software Development Lifecycle (SDLC) best practices within the team, ensuring security is embedded into development workflows without hindering productivity

Skills

• Proven expertise in designing and deploying highly scalable data centre networks, particularly with platforms like Cisco and Arista
• Hands‑on experience configuring and troubleshooting network devices, including switches and routers, with a focus on low‑latency environments
• Strong knowledge of WAN design principles, including technologies like ios‑XR, SD‑WAN, segment routing, and multitenancy
• In‑depth understanding of network routing and switching protocols, such as BGP, OSPF, EVPN, and VXLAN
• Proficiency in automation tools and scripting, including Git, Python, Ansible, and Jinja2