Job Title: Sr OT Network Engineer
Location: Princeton, IN (onsite)
Type: Fulltime Position Job Description
Must Have Technical/Functional Skills
We are seeking a highly skilled Sr OT Network Engineer to support the design, deployment, and ongoing reliability of Operational Technology network infrastructure in a manufacturing environment. This onsite role serves as a key technical resource and liaison between IT and plant engineering to ensure OT network solutions are delivered securely, efficiently, and with zero unplanned downtime.
The ideal candidate is a hands-on network professional with strong OT and enterprise networking experience, proven ability to work in manufacturing environments, and a collaborative approach to supporting both technical teams and non-technical stakeholders.
support by resolving technical support incidents or service requests in accordance with applicable service level agreements
Roles & 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
Candidates should have experience with a broad mix of enterprise and OT networking technologies, including:
- Enterprise LAN/WAN networks
- OT / industrial network environments
- Network segmentation and secure network design
- IDMZ architecture
- Firewalls and secure connectivity
- VLANs, routing, switching, and redundancy
- Network monitoring and troubleshooting
- Wireless networking in industrial or manufacturing settings
- High availability network design
- Support for plant-floor, automation, and edge-connected systems
- Industrial network connectivity and protocols
Required Qualifications
- 10+ years of progressive network engineering experience.
- Experience supporting OT, industrial, or manufacturing network environments.
- < span style="white-space:pre"> 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 the ability to work effectively 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 and ability to drive tasks through completion.
Preferred Qualifications
- Experience in manufacturing, industrial, or plant-floor environments.
- Familiarity with OT cybersecurity concepts, IDMZ, and segmentation strategies.
- Experience with automation, controls, or industrial systems networking.
- Background supporting large-scale OT network deployments or plant modernization efforts.
- Experience working with production engineering, maintenance, and operations teams.
- Certifications such as CCNA, CCNP, CISSP, or other networking/security credentials.
Experience developing network standards, deployment procedures, or architecture guidance for OT environments
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