Senior Network Engineer

Ryder Reid; City Of London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading global professional services firm in London is seeking a Senior Network Engineer to design, implement, and manage their enterprise network infrastructure. The ideal candidate will have over 5 years of network engineering experience, expertise in Cisco platforms, and a strong understanding of network security. This position offers the chance to work on innovative projects within a prestigious organization focused on collaboration and advancement in technology.

Qualifications

• Minimum 5 years' experience in network engineering within enterprise environments.
• Strong understanding of network security principles, firewalls, VPNs, and segmentation.
• Experience with enterprise Wi-Fi design and troubleshooting.

Responsibilities

• Provide day-to-day technical support for network infrastructure.
• Monitor network performance, troubleshoot issues, and ensure uptime.
• Lead complex technical projects from design through implementation.

Skills

Network engineering experience

Expert knowledge of Cisco or equivalent platforms

Network security principles

Excellent communication skills

Problem-solving skills

Education

Bachelor's degree in Computer Science or related field

Tools

Palo Alto and Cisco ASA

Aruba

SolarWinds

Job description

Senior Network Engineer - London

We are partnering with a leading global professional services firm to recruit a Senior Network Engineer for their London office. This is an exciting opportunity to join a high-performing technology team and play a key role in managing and optimizing enterprise network infrastructure.

About the Role

As a Senior Network Engineer, you will be responsible for the design, implementation, and support of complex LAN, WAN, WLAN, and data center networks. You'll work closely with the Network Engineering team to ensure high availability, security, and performance across the firm's global network environment.

Key Responsibilities

• Provide day-to-day technical support for network infrastructure across data centers and office locations.
• Monitor network performance, troubleshoot issues, and ensure uptime.
• Perform network maintenance, upgrades, and refreshes.
• Lead complex technical projects from design through implementation.
• Manage remote access solutions and wireless network performance.
• Develop and maintain system documentation and participate in change, incident, and problem management processes.

What They Are Looking For

• Minimum 5 years' experience in network engineering within enterprise environments.
• Expert knowledge of Cisco or equivalent platforms, including BGP, OSPF, VLANs, STP, and EtherChannel.
• Strong understanding of network security principles, firewalls (e.g., Palo Alto, Cisco ASA), VPNs, and segmentation.
• Experience with enterprise Wi‑Fi design and troubleshooting (Aruba, Cisco, or similar).
• Excellent communication and problem‑solving skills.

Preferred:

• Bachelor's degree in Computer Science or related field.
• Experience with SD-WAN, network automation (Python, Ansible, Terraform), and monitoring tools (SolarWinds, ThousandEyes).
• Familiarity with cloud networking (Azure, AWS, GCP) and advanced fabric designs (VXLAN, EVPN).

Why Apply?

This is a fantastic opportunity to join a prestigious global organization that values innovation and collaboration. You'll work on cutting‑edge projects and have the chance to shape the future of network infrastructure in a dynamic, fast‑paced environment.

Due to the high volume of applications, we are not able to respond to all enquiries. If you have not received a response within 72 hours, please assume you have not been shortlisted at this stage, however thank you for taking the time to apply.