Sr. OT Network Engineer

Cinter Career Services, LLC; Princeton, Liberty (IN, NC); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

401K match

Job summary

Japanese IT company seeks a Sr. OT Network Engineer to lead onsite OT networking initiatives in Princeton, IN or Liberty, NC. You will deploy OT network infrastructure, ensure secure, resilient designs for industrial environments, and support plant-floor connectivity.

You will design IDMZ architectures, implement segmentation and access controls, mentor IT and operations staff, and coordinate with vendors on incidents and project cutovers. This is a contract W-2 onsite role with standard hours.

Qualifications

• Bachelor’s degree or commensurate experience in a related field.
• 10+ years of progressive network engineering experience.
• Experience in OT/industrial or manufacturing networks.
• Knowledge of enterprise networking and secure design.
• Experience with high-availability production environments.

Responsibilities

• Serve as onsite network engineer for OT initiatives.
• Lead deployment and adoption of OT network infrastructure.
• Design secure, resilient networks for industrial environments.
• Incorporate OT cybersecurity (segmentation, IDMZ, access control).
• Escalation support for network incidents and vendor coordination.
• Document OT environments and network standards.
• Mentor local IT and operations staff on OT networking.
• Contribute to project planning, cutovers and maintenance.
• Collaborate with stakeholders to translate requirements into solutions.

Skills

OT networking

High availability

Troubleshooting

Stakeholder collaboration

Mentoring teams

Education

Bachelor’s degree in Electrical/Computer Engineering or CS

10+ years network engineering experience

Tools

IDMZ architecture

Industrial wireless networking

Job description

Job Details

• Job Title: Sr. OT Network Engineer
• Client: Japanese IT company
• Working Location: Princeton, Indiana OR Liberty, North Carolina
• Working style: Onsite
• Employment Type: Contract W-2
• Salary: TBD
• Benefit: No Insurance but 401K Match
• Visa Support: N/A
• Working Hours: Standard business hours; occasional after-hours or weekend work may be required
• Language: English

Key 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.
• 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.

The right candidate will possess:

• Strong hands-on experience in enterprise and OT networking within manufacturing or industrial environments.
• Strong knowledge of LAN/WAN, VLANs, routing, switching, redundancy, firewalls, secure connectivity, and network segmentation.
• Experience with IDMZ architecture, high-availability network design, and OT cybersecurity practices.
• Experience supporting plant-floor, automation, edge-connected systems, and industrial network connectivity.
• Strong troubleshooting skills and the ability to support high-availability production environments.
• Strong communication skills and the ability to collaborate with IT, plant engineering, operations, and non-technical stakeholders.
• Ability to train and mentor local support personnel and operational teams.

Required Qualifications & Skills:

• Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field; and/or commensurate work experience.
• 10+ years of progressive network engineering experience.
• Experience supporting OT, industrial, or manufacturing network environments.
• Strong knowledge of enterprise networking and secure network design.
• Experience troubleshooting complex network issues in high-availability environments.
• Experience supporting deployments, maintenance windows, cutovers, and operational support activities.
• Experience with industrial or manufacturing wireless networking.
• Familiarity with automation, controls, or industrial systems networking is preferred.
• Experience supporting large-scale OT network deployments or plant modernization is preferred.
• CCNA, CCNP, CISSP, or other networking/security certifications are preferred.
• Limited travel may be required.