Operational Technology Network Engineer

Valvoline Inc. is seeking an Operational Technology Network Engineer to design, implement, and maintain industrial network architectures. The role involves supporting connectivity for various plant-floor devices and collaborating with cross-functional teams to ensure secure data flow between systems.

Responsibilities:

• Design, implement, and maintain industrial network architectures supporting manufacturing and operational systems
• Support connectivity for ICS/SCADA, PLCs, HMIs, sensors, and other plant‑floor devices
• Troubleshoot network performance issues across switches, firewalls, VLANs, and industrial communication protocols
• Collaborate with OT, IT, and engineering teams to ensure secure and reliable data flow between systems
• Assist with network segmentation, monitoring, and cybersecurity best practices in OT environments
• Document network configurations, diagrams, and standards
• Provide remote support with periodic onsite visits (40% travel)

Requirements:

• 5+ years of experience in industrial or manufacturing network engineering
• Strong understanding of Layer 2/3 networking, VLANs, routing, and firewalls
• Experience supporting ICS/SCADA or industrial automation environments
• Familiarity with industrial protocols (Modbus, Profinet, EtherNet/IP, OPC, etc.)
• Knowledge of OT cybersecurity principles and segmentation strategies
• Ability to communicate clearly with cross‑functional teams
• Ability to travel between 20-40% of the time
• Bachelor's degree in Engineering, Information Technology, or related field