Network Security Engineer 6-month contract Outside IR35 Remote working Active SC Clearance Essential We are supporting a leading utilities provider searching for a Newtork Security Engineer to join the team. This is an initial 6-month contract with the scope to be extended. Key responsibilities Proven experience as a Network Security Engineer or similar role within enterprise environments. Deep expertise in Palo Alto Networks firewalls and Fortinet FortiGate solutions. Manage, configure, and troubleshoot next-generation firewalls (NGFW), particularly Palo Alto Networks and Fortinet . Perform firewall rule reviews, audits, and optimisation to enforce least privilege access. Experience with Prisma Access and secure access service edge (SASE) frameworks. Proven experience as a Network Security Engineer or similar role within enterprise environments. Strong understanding of network architecture principles, including segmentation, zero trust, and high availability designs. Some OOH work is expected at weekends/evenings for production migrations For further information about this position please apply.