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1–2 jobs· newest first

OT Network Engineer (IDMZ) – Liberty NC / Princeton IN / Georgetown KY – Req TTS159New
Dhaka Technologies Limited Company · Liberty, US+2 more
$40–$45Contract
Principal Lead - Plant Network Engineering
Toyota Tsusho Systems · Plano, US
Hybrid · Contract · Principal

+10K new in the last hour

OT Network Engineer (IDMZ) – Liberty NC / Princeton IN / Georgetown KY – Req TTS159

Dhaka Technologies Limited Company · Posted Nov 10, 2026

Liberty, North Carolina, United States +2 more
Contract
$40–$45 per hour
10+ years

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Design, implement, and support secure OT network architectures, including IDMZ segmentation between plant-floor and enterprise networks.

Locations (3)

Liberty, North Carolina, United States
Princeton, Indiana, United States
Georgetown, Kentucky, United States

Compensation

Pay Rate: $40 – $45 per hour (C2C)

Responsibilities

Design, implement, and support secure OT network architectures, including IDMZ segmentation between plant-floor and enterprise networks.
Configure and maintain routing, switching, VLANs, firewalls, and network redundancy across industrial and enterprise LAN/WAN environments.
Monitor and troubleshoot network performance in high-availability OT environments to minimize production downtime.
Support plant-floor, automation, controls, and edge-connected systems.
Plan and execute deployments, maintenance windows, cutovers, and ongoing operational support.

Requirements

Nice to have: Manufacturing, industrial, or plant-floor environment experience
Nice to have: Automation, controls, or industrial systems networking
Nice to have: Large-scale OT network deployments or plant modernization
Nice to have: CCNA, CCNP, CISSP, or similar networking/security certification
Nice to have: Experience developing OT network standards, deployment procedures, or architecture guidance

Skills

OT Network Engineer Industrial Network Engineer IDMZ Industrial DMZ Operational Technology ICS / SCADA Networking OT Cybersecurity IEC 62443 Purdue Model Network Segmentation Firewalls Routing Switching VLANs LAN/WAN High Availability

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Principal Lead - Plant Network Engineering

Toyota Tsusho Systems · Posted Nov 6, 2026

Plano, Texas, United States
Hybrid
Contract · Principal
10+ years

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Lead OT network engineering across multiple manufacturing plants, providing technical guidance, standardization, and performance management.

Responsibilities

Provide technical leadership and coaching for plant-based OT network engineers
Integrate plant network engineering services into a standardized service
Support cross-plant technical decisions and OT network standards
Provide advice and escalation support to plant engineers
Manage performance metrics and reports

Requirements

Bachelor’s degree in electrical engineering, computer engineering, computer science, or related field
Nice to have: automation
Nice to have: controls
Nice to have: industrial networking systems
Nice to have: large-scale OT deployments

Skills

Cisco SD-Access Cisco Catalyst Center Cisco Wireless Cisco ISE Cisco ACI SD-WAN

Maintenance Windows

network security

IDMZ architecture

industrial network connectivity

plant-floor systems

edge-connected devices

secure support patterns

network monitoring

troubleshooting

high-availability design

OT cybersecurity

enterprise networking

secure network design

network services across multiple sites

service reporting

incident status communication

maintenance windows

Catalyst Center

industrial protocols

See full job description