Senior OT Network Engineer – Industrial Automation

Hudson IT; Indianapolis (IN); On-site; USD 110,000 - 160,000; Full time

Job summary

Hudson IT in Indianapolis is seeking a Sr OT Network Engineer to design, deploy, and maintain OT network infrastructure within a manufacturing setting. This onsite role collaborates closely with IT and plant engineering teams to ensure secure, reliable networking with minimal downtime.

The ideal candidate has extensive OT and enterprise networking experience, hands-on manufacturing exposure, and strong communication skills to translate production requirements into effective network solutions.

Qualifications

• 10 years of progressive network engineering experience.
• Experience supporting OT, industrial, or manufacturing network environments.
• Strong knowledge of enterprise networking and secure network design.
• Demonstrated ability to collaborate across IT and plant teams.
• Experience troubleshooting complex network issues in high-availability environments.
• Strong communication and interpersonal skills with technical and non-technical stakeholders.
• Experience supporting deployments, maintenance windows, cutovers, and operational support activities.
• Ability to train and mentor support personnel and operational teams.
• Strong ownership mindset with the ability to drive tasks through completion.

Responsibilities

• Serve as the onsite network engineer for OT-related initiatives.
• Lead the deployment and adoption of OT network infrastructure.
• Design and implement secure, resilient network architectures for industrial and manufacturing environments.
• Incorporate OT cybersecurity requirements into network solutions, including network segmentation, IDMZ, and access control.
• Provide escalation support for network incidents and coordinate issue resolution with internal teams and vendors.
• Support network standards, implementation practices, and documentation for OT environments.
• Mentor and train local IT support teams and operational staff on OT networking fundamentals and troubleshooting.
• Contribute to project planning, cutovers, maintenance activities, and operational readiness.
• Collaborate with stakeholders to translate business and production requirements into effective network solutions.
• Resolve technical support incidents and service requests in accordance with applicable SLAs.

Skills

Enterprise LAN/WAN

OT/Industrial networks

Network segmentation

IDMZ architecture

Firewalls & secure connectivity

VLANs, routing & switching

Network monitoring

Industrial wireless networking

HA network design

Plant-floor/edge systems

Job description

Hudson IT in Indianapolis is seeking a Sr OT Network Engineer to design, deploy, and maintain OT network infrastructure within a manufacturing setting. This onsite role collaborates closely with IT and plant engineering teams to ensure secure, reliable networking with minimal downtime.

The ideal candidate has extensive OT and enterprise networking experience, hands-on manufacturing exposure, and strong communication skills to translate production requirements into effective network solutions.