Network Support Engineer | Diversified Global Investment Manager

JR United Kingdom; City Of London; Hybrid; GBP 70,000 - 130,000; Full time

Job summary

A leading global multi-asset investment firm seeks a Network Support Engineer to join its EMEA tech team. You will provide high-level support across a complex global network infrastructure, implementing troubleshooting and improvement strategies while collaborating closely with senior engineers. This hybrid role emphasizes expertise with Cisco systems and is designed for individuals looking to progress toward advanced network architecture positions.

Qualifications

• 3-5 years of hands-on experience in network engineering or infrastructure support roles.
• Strong knowledge of TCP/IP, BGP, OSPF, DNS and DHCP protocols.
• Experience supporting Cisco and/or Meraki-based infrastructure.

Responsibilities

• Deliver 3rd and 4th line support across global network infrastructure.
• Troubleshoot and resolve escalated networking issues.
• Manage Palo Alto firewalls and assist with SD-WAN deployments.

Skills

Network Protocols

Troubleshooting

Analytical Skills

Education

Industry certifications such as CCNA, CCNP, or Network+

Tools

Cisco

Palo Alto Firewalls

Meraki

Job description

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Network Support Engineer | Diversified Global Investment Manager, london (city of london)

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Client:

Techfellow Limited

Location:

london (city of london), United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

4

Posted:

16.06.2025

Expiry Date:

31.07.2025

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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+