Senior Network Design Engineer
Core
Translating approved OT security and segmentation architectures into detailed, implementation-ready network, firewall, and IDS designs for industrial environments.
Role type
Senior IC network design engineer (OT/Industrial)
Builds
Implementation-ready network designs, firewall configurations, and IDS deployment plans for OT environments
Domain
Industrial automation / Operational Technology (OT)
Required skills
IP networking, VLANs, subnets, routing, network segmentation, firewall technologies, OT/industrial networks, Purdue architectures, OT IDS technologies, traffic mirroring (SPAN/TAP), technical documentation
Preferred skills
Experience in brownfield OT environments, collaboration with Network Operations and security teams
Technologies
Firewalls, IDS sensors/collectors, VLANs, subnets, routing protocols, SPAN, TAP
Responsibilities
Translate OT security architectures into detailed network and firewall designs; Define VLANs, subnets, routing, and firewall boundaries; Develop firewall designs including interfaces, zones, and traffic flows; Analyze firewall logs and network traffic to validate OT dependencies; Design IDS deployment including sensor placement and traffic visibility; Produce Low-Level Designs (LLDs) and technical documentation; Support implementation and validation of network configurations
Seniority
Senior, hands-on IC
