Senior Network Engineer: Azure, Fortinet & F5 Security

CIS Healthcare Ltd.; Belfast; Hybrid; GBP 50,000 - GBP 70,000; Full time

Job summary

A leading healthcare technology firm is seeking a network engineer to design and implement secure network services across data centers and Azure. The ideal candidate will have expertise in Fortinet firewalls, F5 BIG-IP, and Cisco routing/switching. This role involves leading complex change, improving reliability, and ensuring security compliance. Candidates should be prepared for 24/7 on-call duties in a hybrid work environment.

Benefits

Private healthcare

Enhanced pension options

Learning pathways

Quarterly Values Awards

Qualifications

• 5+ years of experience with complex network configurations.
• Hands-on expertise in Fortinet firewalls, F5 BIG-IP, and Cisco routing/switching.
• Experience working in Azure networking environments.

Responsibilities

• Engineered Azure networking solutions with vNet/vWAN and ExpressRoute.
• Led end-to-end network changes across firewalls and load balancing.
• Participation in a 24/7 on-call rota for problem management.

Skills

Advanced BGP/OSPF

Fortinet (policy/NAT)

Fortinet firewalls

F5 BIG-IP (LTM/ASM)

Cisco IOS/NX-OS

Scripting/automation (PowerShell/Python/Ansible)

Azure networking

DNS

Load-balancing patterns

Observability skills

Education

CCNP (or equivalent)

AZ-700 / Fortinet NSE / F5 certifications desirable

Job description

A leading healthcare technology firm is seeking a network engineer to design and implement secure network services across data centers and Azure. The ideal candidate will have expertise in Fortinet firewalls, F5 BIG-IP, and Cisco routing/switching. This role involves leading complex change, improving reliability, and ensuring security compliance. Candidates should be prepared for 24/7 on-call duties in a hybrid work environment.