Network Engineer

Hamilton; London; On-site; GBP 40,000 - 80,000; Full time

Job summary

A leading specialty insurance company is seeking a skilled Network Engineer based in London to manage and support their enterprise networking infrastructure. The role involves maintaining network performance and security, as well as troubleshooting across complex environments. Ideal candidates will possess extensive experience with Cisco and Fortinet technologies and have a strong background in SAN storage management.

Benefits

Collaborative work environment

Opportunities for career development

Diverse and inclusive culture

Qualifications

• Proven experience as a Network Engineer in an enterprise environment.
• Hands-on experience with NetApp SAN storage.
• Familiarity with hybrid cloud networking (Azure, AWS, etc.).

Responsibilities

• Configure, manage, and troubleshoot Cisco switches and routers.
• Administer Fortinet firewalls and switches.
• Design and support routing protocols (BGP and OSPF).

Skills

Routing and Switching

Firewall Management

Network Troubleshooting

Network Automation

Analytical Skills

Education

Fortinet NSE or Cisco CCNA/CCNP certifications

Tools

Cisco

Fortinet

NetApp

Job description

In good company.

Hamilton (NYSE: HG) underwrites specialty insurance and reinsurance risks on a global basis through its wholly owned subsidiaries. Its three underwriting platforms: Hamilton Global Specialty, Hamilton Select, and Hamilton Re, each with dedicated and experienced leadership, provide access to diversified and profitable business around the world.

Headquartered in Bermuda, Hamilton has over 600 employees with key underwriting operations in London, Bermuda, the US, and Dublin. We work collaboratively, share a passion for service and results, and believe that what we do each day is meaningful — to our customers and our business. We are 'In good company.' with everyone we interact with.

We're looking for a

Network Engineer

Based in London, UK, reporting to the Global Head of IT Operations & Chief Information Security Officer, this role will manage and support enterprise networking infrastructure, including SAN storage technologies, particularly NetApp.

The ideal candidate will have experience with routing and switching, firewall management, and storage networking in complex enterprise environments. This role is crucial for maintaining network performance, security, and reliability.

What you will do

Network Infrastructure Management

• Configure, manage, and troubleshoot Cisco switches and routers
• Administer Fortinet firewalls and switches, including NAC integrations
• Monitor network performance, availability, and capacity using SNMP, syslog, NetFlow, and Logicmon

Routing & Protocols

• Design and support routing protocols, especially BGP and OSPF
• Ensure high availability and fault tolerance across multi-site environments

Security and Access Control

• Implement security best practices for perimeter and internal networks
• Configure and maintain firewall rules, VPNs, and access control lists

Storage Networking (SAN)

• Support and manage NetApp SAN infrastructure
• Assist with storage provisioning, LUN management, and data path optimization
• Troubleshoot storage connectivity issues

Project Implementation

• Collaborate on network upgrades, expansions, and migrations
• Support cloud integration and hybrid environments

Documentation and Compliance

• Maintain network diagrams, device inventories, and configuration standards
• Support audits and security/change management procedures
• Participate in regular maintenance windows

What you require for the role

• Proven enterprise experience as a Network Engineer
• Proficiency with Cisco routing/switching, Fortinet firewalls, NAC, and FortiClient VPN
• Knowledge of BGP and OSPF protocols
• Hands-on experience with NetApp SAN storage, including iSCSI or Fiber Channel
• Understanding of VLANs, QoS, VPNs, and segmentation
• Certifications: Fortinet NSE or Cisco CCNA/CCNP
• Experience with network automation or scripting (PowerShell, Python, Ansible)
• Experience with hybrid cloud networking (Azure, AWS)
• Strong troubleshooting and analytical skills
• Ability to work independently or in teams on high-stakes incidents
• Excellent documentation and stakeholder communication skills

Conduct Standards

• Act with integrity
• Exercise due skill, care, and diligence
• Cooperate with regulators (CBI, FCA, PRA)
• Prioritize customer interests and fairness
• Observe market conduct standards
• Deliver good outcomes for retail customers

What you can expect from us

We offer a vibrant, entrepreneurial, and collaborative culture guided by our values: Be Smart, Be Sensible, Be Open, and Be More.

We value diversity and inclusion, encouraging colleagues to bring their whole selves to work and contribute to building a great company.