Sr. OT Network Engineer - Liberty, NC

About the Role

TTS-US is seeking a highly motivated and experienced Sr. OT Network Engineer with over 10 years of experience to join our dynamic System Solution team. This position is ideal for 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. The successful candidate will be responsible for onsite service 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.

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

Technology Scope

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

Minimum Qualifications

• Bachelor's degree in electrical engineering, computer engineering, computer science, or 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
• 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

Schedule

• Onsite contract: Standard business hours
• Occasional after-hours or weekend work may be required based on business needs
• Limited travel expected