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Senior Network and Security Engineer
hays-gcj-v4-pd-online
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Belfast, United Kingdom
Location
Belfast
Posted
June 11, 2026
Commute
Local Area
Local Opportunity Near You!
This job is in your area. Enjoy a short commute and work close to home.
Job Description
Senior Network & Security Engineer
Are you an experienced Network & Security Engineer looking to lead cutting-edge projects in a global environment? This is an exciting opportunity to join a forward-thinking organisation driving network modernisation and OT segmentation.
Your new role
You will design and implement secure network architectures, managing core Cisco technologies such as ASA firewalls, Firepower Threat Defense (FTD)/NGFW, Identity Services Engine (ISE) for NAC, Cisco+ Secure Connect, and Wireless LAN Controllers. Youβll optimise DMVPN/MPLS for remote sites, evaluate SDWAN solutions, and enforce zero trust policies.
As a subject matter expert, youβll lead OT segmentation projects, troubleshootplex issues, and mentor junior engineers. Collaboration with global teams andpliance with GDPR and data privacy standards will be key.
What youβll need to succeed
Ideally 8+ years in networking, with 5+ years focused on security. ...
Are you an experienced Network & Security Engineer looking to lead cutting-edge projects in a global environment? This is an exciting opportunity to join a forward-thinking organisation driving network modernisation and OT segmentation.
Your new role
You will design and implement secure network architectures, managing core Cisco technologies such as ASA firewalls, Firepower Threat Defense (FTD)/NGFW, Identity Services Engine (ISE) for NAC, Cisco+ Secure Connect, and Wireless LAN Controllers. Youβll optimise DMVPN/MPLS for remote sites, evaluate SDWAN solutions, and enforce zero trust policies.
As a subject matter expert, youβll lead OT segmentation projects, troubleshootplex issues, and mentor junior engineers. Collaboration with global teams andpliance with GDPR and data privacy standards will be key.
What youβll need to succeed