Sr. OT Network Engineer

• ︎ 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.

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