Firewall Engineer
Whitehall Resources • south yorkshire, england • Posted June 30, 2026
Position Overview
Whitehall Resources are currently looking for Firewall Engineer based in South Yorkshire for an initial 6 -month contract.
Job Spec
We are seeking an experienced Firewall Engineer to join the Firewall Engineering team, responsible for designing, implementing, and supporting enterprise network security solutions. The role requires strong hands‑on expertise with Fortinet and Juniper firewalls and the ability to operate at Level 3 (L3) support within a complex enterprise environment.
***INSIDE IR35***
Main responsibilities
- Design, implement, and support Fortinet and Juniper firewall platforms.
- Provide L3 support for firewall‑related incidents, problems, and complex service requests.
- Troubleshoot advanced network and security issues across enterprise environments.
- Manage firewall rulebases, NAT policies, security zones, and objects in line with security standards.
- Support firewall changes, upg...