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SENIOR NETWORK ENGINEER

Vertex it Solutions
W68Dr, W6 8DR, United Kingdom
Last week
£75,000 – £85,000 pa

Salary

£75,000 – £85,000 pa

Job Type
Permanent
Work Pattern
Full-time
Work Location
On-site
Seniority
Senior
Education
Degree
Posted
20 May 2026 (Last week)
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Senior Network Engineer.

Location:West London with 4/5 days onsite

Full Time Permanent:Salary 70k - 85k pending on experience

We are looking for a Technical Hand on Senior Network Engineer with strong Palo Alto Firewall experience to join the Networking team to drive their Security projects alongside the day to day Network duties playing a key role in maintaining and enhancing the global network infrastructure.

Ensuring the network stability, security, and efficiency across the operations while driving improvements and innovation.

Act as the technical lead in the Network Team for the Firewalls

Responsibilities:

Contribute to the design and implementation of the global networking roadmap.

Maintain, monitor and troubleshoot the global network.

Be the focal point for all issues relating to the global network and networking security events.

Be the SME on the Firewall related matters, maintain and stabilise the network estate.

Create and modify configurations on Cisco/Arista

Analyse and resolve alerts from Security Events, Information Management tools, Network Behaviour Analytics, and network monitoring incidents.

Create/modify configurations on Switches, Routers and Firewalls.

Ensure quality assurance for Incident and Change requests, oversee the implementation of changes, and guarantee that information is accurately captured and maintained.

Use packet-capture tools, analyse packet flows and utilise network-based User Behaviour Analytics to understand breaches and track the propagation of malware.

Use Threat Intelligence Services to identify potential new threats and develop new mitigations.

Actively engage with our colleagues overseas to enhance our shared understanding of security threats and discover innovative ways to elevate the IT function.

Essential:

5+ years' strong general Networking experience and implementation experience (Data Centre, Campus, Wi-Fi, Security).

Solid hands on experience with Palo Alto, OSPF, Vlans, VPN,BGP.

Expertise in routing, switching, and network architecture.(Palo Alto and Firepower)

Industry certifications - Any of the following - (Arista ACE 3-7, CCNA, CCNP, CCIE, PCNSA, PCNSE).

Experience with network security architecture (Zones and Policy)

Strong communication and problem-solving skills.

Enjoys research into emerging threats in the security landscape and identifying and analysing real-world threats

Familiarity with Panorama.

Desirable:

Experience in Azure networking and security

A strong desire to utilise your skills in ways that contribute to the improvement of the global IT function.

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