Our client is seeking a Senior OT Network Architect to lead the design, implementation, and security of operational technology (OT) network environments. This role is responsible for modernizing network infrastructure, ensuring high availability, and implementing secure, segmented architectures across critical systems.

This is a highly technical role focused on OT/IT convergence, SD-WAN, and cybersecurity within industrial and utility environments.

Key Responsibilities

Architecture & Design

• Design and implement segmented OT network architectures transitioning from flat Layer 2 environments to zone-based, SD-WAN-enabled networks


• Define segmentation strategies aligned with ISA/IEC 62443 (zones and conduits) to protect critical assets


• Engineer resilient network topologies across sites to ensure high availability and fault to...