Network Support Engineer | Diversified Global Investment Manager

JR United Kingdom; Hounslow; Hybrid; GBP 80,000 - 130,000; Full time

Job summary

A leading global investment manager is seeking a Network Support Engineer to join their expanding tech team. This role involves high-level support across complex infrastructures, including offices, data centers, and cloud environments. Candidates should have 3-5 years of hands-on experience with strong knowledge of network protocols and technologies, along with proficiency in Cisco and Palo Alto systems. This position offers a competitive compensation package, hybrid working, and opportunities for professional development.

Qualifications

• 3-5 years of experience in network engineering or support.
• Strong knowledge of TCP/IP, BGP, OSPF, DNS, DHCP.
• Experience with firewall management and network automation.

Responsibilities

• Deliver 3rd and 4th line support across global network infrastructure.
• Troubleshoot and resolve escalated networking issues.
• Support and maintain Cisco and Meraki networking gear.

Skills

Network protocols knowledge

Analytical skills

Troubleshooting skills

Scripting languages knowledge

Education

CCNA or CCNP certification

Network+ certification

Tools

Palo Alto

Cisco

Meraki

SD-WAN solutions

Job description

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Network Support Engineer | Diversified Global Investment Manager, south west london

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Client:

Techfellow Limited

Location:

south west london, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

04.06.2025

Expiry Date:

19.07.2025

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Job Description:

[Up to c. £130k Comp Package | Hybrid Working - 4 Days in Office]

Are you a network engineer who thrives on solving complex issues and building resilient infrastructure? Our client - a global multi-asset investment firm - is expanding its EMEA tech team and hiring into their enterprise support function. You’ll focus on high-level (3rd/4th line) support across offices, data centres, and cloud integrations - working closely with senior engineers and US counterparts to support a mission-critical network environment. This is a hands-on opportunity to deepen your expertise, work with next-gen tooling, and build towards senior engineering or network architecture tracks within a high-performance team...

Key Responsibilities

• Deliver 3rd and 4th line support across a complex global network infrastructure spanning office, data centre, and cloud environments
• Troubleshoot, diagnose, and resolve escalated networking issues from support teams, with a focus on performance and uptime
• Support, maintain and configure Cisco and Meraki networking gear across switches, routers, and wireless systems
• Manage Palo Alto firewalls, including monitoring, change control, and troubleshooting
• Assist with SD-WAN deployments and hybrid network integration (Silver Peak, Aruba or equivalent)
• Participate in DR testing, scheduled maintenance events, and infrastructure lifecycle management
• Create and maintain accurate documentation of network topologies, procedures, and incident records
• Coordinate with global infrastructure teams and vendors on issue resolution and service improvements
• Provide occasional after-hours and weekend support as needed

What You Bring...

• 3-5 years of hands-on experience in network engineering or infrastructure support roles
• Strong knowledge of network protocols and technologies including TCP/IP, BGP, OSPF, DNS and DHCP
• Experience supporting Cisco and/or Meraki-based infrastructure in a production environment
• Proficiency with Palo Alto firewalls and related security technologies
• Knowledge of network automation tools or scripting languages (e.g. Python, Ansible)
• Familiarity with Windows Server and/or Linux systems from a network troubleshooting perspective
• Strong analytical and troubleshooting skills with a detail-oriented mindset
• Familiarity with AWS or Azure networking principles
• (Preferred) Exposure to SD-WAN solutions (e.g. Silver Peak, Aruba)
• (Preferred) Industry certifications such as CCNA, CCNP, or Network+