Fortinet OT Security Engineer

About the role

Zappsec secures operational technology environments for clients in manufacturing, energy, utilities, and process industries. OT means the control systems that run physical processes, as distinct from corporate IT. You will segment plant networks with Fortinet, build policy from observed industrial traffic, and give clients visibility into assets they currently cannot see.

What you'll do

• Segmentation and architecture Map the client estate against the Purdue model and agree the zone and conduit design under IEC 62443
• Design and build the industrial demilitarised zone between the plant network and corporate IT
• Place FortiGate at cell and area boundaries, including ruggedised models on the plant floor
• Use transparent mode and virtual domains where the client cannot accept routing changes
• Segment legacy assets that cannot be patched, upgraded, or taken offline

What you need

• Firewalls
• Network security
• Routing and switching
• Preventive maintenance
• Compliance

Good to have

• Networking