OT Network Engineer: Plantwide Security & 24/7 On-Call

AK Steel Corporation; MIDDLETOWN, Northern (OH, KY); Hybrid; USD 90,000 - 110,000; Full time

Job summary

Cleveland-Cliffs Inc. is seeking an Operational Technology Networking Engineer for the Middletown Works facility. The role focuses on ensuring stable OT network infrastructure hardware and software, and supporting troubleshooting in a fast-paced manufacturing environment.

The ideal candidate has 3–5 years of OT networking experience, a bachelor’s degree in a computer or networking field, and hands-on Cisco equipment knowledge. On-call duties are required for 24/7 production support.

Qualifications

• Bachelor’s degree in computer or networking field.
• 3–5 years of OT networking or related experience.
• Networking equipment (routers, switches), IP-based video/audio gear, Windows servers/workstations.
• Cisco equipment experience.

Responsibilities

• Ensure stability and availability of plant-wide OT network infrastructure hardware and software through maintenance and troubleshooting.
• Develop and implement plant-wide OT security initiatives.
• Maintain IP ACLs, VLANs, trunks, port-channels for segmented OT networks.
• Monitor network activity for potential threats and take corrective actions.
• Provide on-call support on a rotational basis for 24/7 production environment.
• Collaborate with engineers responsible for interconnected systems to aid troubleshooting.

Skills

OT networking

Troubleshooting

On-call support

Education

Bachelor’s degree in computer or networking

Tools

Cisco IOS-XE

Cisco IOS

NX-OS

Windows Server/Workstation

Job description

Cleveland-Cliffs Inc. is seeking an Operational Technology Networking Engineer for the Middletown Works facility. The role focuses on ensuring stable OT network infrastructure hardware and software, and supporting troubleshooting in a fast-paced manufacturing environment.

The ideal candidate has 3–5 years of OT networking experience, a bachelor’s degree in a computer or networking field, and hands-on Cisco equipment knowledge. On-call duties are required for 24/7 production support.