Artazn - OT Network Administrator

Human Resources•Greeneville, TN

About The Position

The OT Network Administrator maintains and supports the manufacturing facility’s information technology (IT) and operational technology (OT) infrastructure, ensuring the reliability, security, and performance of network systems, servers, virtualization platforms, and plant-floor connectivity. The role is hands-on and requires the ability to independently manage network and server environments while providing responsive support to local operations. The administrator must be willing to be on call and respond to critical system issues outside normal business hours when required. The position works with engineering, maintenance, and operations teams to support communications between IT and OT environments and the reliable operation of manufacturing systems. It also contributes to cybersecurity, backup and recovery, disaster recovery, and business continuity practices.

Requirements

Associate degree in Information Technology, relevant certifications such as CompTIA Security+ or Cisco CCNA, or equivalent hands-on experience with SCADA, PLCs, firewalls, and system monitoring tools.
Solid understanding of networking, cybersecurity, and industrial automation systems.
At least 3 years of experience with MS OS installations and setup (Server and Workstation), PC hardware, LAN connectivity, and devices.
Experience supporting manufacturing processes and operations.
Analytical ability to identify problems and provide solutions quickly and effectively.
Commitment to follow through on task completion.
Good communication and teamwork skills, including the ability to work across functional departments and with executive and corporate staff.
Ability to multitask, organize, and prioritize work.
Exceptional customer service skills.
Willingness to manage on-call responsibilities and respond to critical system issues outside normal business hours when required.

Responsibilities

Administer, monitor, and maintain local area networks (LAN) in an OT environment.
Monitor network performance and proactively identify and resolve connectivity issues.
Install, configure, maintain, and troubleshoot Windows Server environments.
Administer VMware virtual infrastructure, including virtual machines, storage, backups, and system performance monitoring.
Perform server patching, upgrades, and lifecycle management.
Maintain system availability through routine maintenance, monitoring, and disaster recovery planning.
Provide basic manufacturing support for OT software systems.
Collaborate with engineering, maintenance, and operations teams to maintain reliable communications between IT and OT environments.
Assist in troubleshooting network-related issues affecting production equipment and industrial systems.
Follow cybersecurity best practices for industrial control system environments.
Manage backup systems and verify successful completion of backup jobs.
Perform recovery testing and assist in business continuity planning.
Maintain documentation for disaster recovery procedures.