OT Network Engineer; IDMZ Liberty NC​/Princeton IN​/Georgetown KY – Req TTS

Dhaka Technologies Limited Company | Contract

Liberty, United States | Posted on 11/10/2026

Req : TTS
159
Locations: Liberty, NC | Princeton, IN | Georgetown, KY
Employment Type: Contract – Corp-to-Corp (C2C)
Pay Rate: $40 – $45 per hour (C2C)
Experience: 10+ years of network engineering
Industry: Manufacturing / Industrial Operational Technology (OT)

Dhaka Technologies is hiring an OT Network Engineer (IDMZ) to play a pivotal role in advancing industrial and manufacturing technology for a large manufacturing client. This hands-on position uses your enterprise networking expertise to support, secure, and optimize plant-floor and Operational Technology (OT) environments.

You will design and support the Industrial Demilitarized Zone (IDMZ) that connects plant systems to the enterprise network, working side by side with IT, plant engineering, production, and maintenance teams. If you are passionate about integrating industrial systems with enterprise networks and thrive in a dynamic, fast-paced setting, we would love to connect with you.

• 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.
• Apply OT cybersecurity principles and secure network design to protect critical manufacturing systems.
• Partner with IT, plant engineering, production engineering, maintenance, and operations teams to deliver reliable solutions.
• Contribute to OT network standards, deployment procedures, and architecture guidance.

• 10+ years of network engineering experience.
• Strong OT / industrial / manufacturing networking experience.
• Enterprise LAN/WAN networking experience.
• Network segmentation and secure network design.
• IDMZ architecture and OT cybersecurity concepts.
• Routing, switching, VLANs, firewalls, and network redundancy.
• Network monitoring and troubleshooting, including high-availability environments.
• Experience supporting plant-floor, automation, and edge-connected systems.
• Experience with deployments, maintenance windows, cutovers, and operational support.
• Ability to work effectively with both IT and plant engineering teams.
• Strong communication, ownership, and troubleshooting skills.

• Manufacturing, industrial, or plant-floor environment experience.
• Automation, controls, or industrial systems networking.
• Large-scale OT network deployments or plant modernization.
• CCNA, CCNP, CISSP, or similar networking/security certification.
• Experience working with production engineering, maintenance, and operations teams.

OT Network Engineer, Industrial Network Engineer, IDMZ, Industrial DMZ, Operational Technology, IC S / SCADA Networking, OT Cybersecurity, IEC 62443, Purdue Model, Network Segmentation, Firewalls, Routing, Switching, VLANs, LAN/WAN, High Availability, Plant Floor, Manufacturing, Automation, Controls, Edge Computing, Cisco, CCNA, CCNP, CISSP, Cutovers, Maintenance Windows, Liberty NC, Princeton IN, Georgetown KY

Dhaka Technologies is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.