Senior OT Network Engineer - Industrial Cybersecurity

Toyota Tsusho Systems Corporation; Georgetown (KY); On-site; USD 120,000 - 160,000; Full time

Job summary

Toyota Tsusho Systems US is seeking a Sr. OT Network Engineer with 10+ years of experience to join the System Solution team onsite. The role focuses on OT and enterprise networking in manufacturing environments, ensuring secure, resilient network solutions and zero unplanned downtime.

You will collaborate with IT, plant engineering, and vendors, lead OT network deployments, and mentor local teams while supporting project cutovers and maintenance activities.

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.
• Ability to train and mentor support personnel and operational teams.
• Strong ownership mindset and ability to drive tasks through completion.
• Excellent communication with technical and non-technical stakeholders.

Responsibilities

• Serve as the onsite network engineer for OT-related initiatives.
• Lead the deployment and adoption of OT network infrastructure.
• Support the design and implementation of secure, resilient network architectures for industrial and manufacturing environments.
• Ensure OT cybersecurity requirements are incorporated into network solutions, including segmentation, IDMZ, and access control practices.
• Provide escalation support for network incidents and coordinate issue resolution with internal teams and vendors as needed.
• Assist with network standards, implementation practices, and documentation for OT environments.
• Mentor and train local IT support teams and operational staff on OT network 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.

Skills

OT network engineering

Cross-team collaboration

High-availability troubleshooting

Education

Bachelor’s degree in EE/CE/CS or related field

Tools

CCNA

CCNP

CISSP

Job description

Toyota Tsusho Systems US is seeking a Sr. OT Network Engineer with 10+ years of experience to join the System Solution team onsite. The role focuses on OT and enterprise networking in manufacturing environments, ensuring secure, resilient network solutions and zero unplanned downtime.

You will collaborate with IT, plant engineering, and vendors, lead OT network deployments, and mentor local teams while supporting project cutovers and maintenance activities.