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ZNC Engineering Mfg - OT Network Administrator

Human Resources

Location
Onsite (Greeneville, TN)
Employment
Full-time
Level
Mid Level
Posted 6 days ago

About the Role

Miller Waste Systems is seeking an OT Network Administrator to maintain and support the manufacturing facility's IT and OT infrastructure. This role ensures the reliability, security, and performance of network systems, servers, and plant-floor connectivity.

Skills

LAN Administration Windows Server VMware Network Monitoring Cybersecurity SCADA PLC Disaster Recovery Industrial Automation System Patching Virtualization Technical Troubleshooting

Full job details

Job Purpose/Scope

The OT Network Administrator is responsible for maintaining and supporting the manufacturing facility's information technology (IT) and operational technology (OT) infrastructure. This role ensures the reliability, security, and performance of network systems, servers, virtualization platforms, and plant-floor connectivity.

This position requires a hands-on technical professional capable of independently managing network and server environments while providing responsive support to local operations. The individual must be willing to manage being on-call and respond to critical system issues outside normal business hours when required.


Job Duties/Responsibilities:

Essential Functions:

30%     Administer, monitor, and maintain local area networks (LAN) in an OT environment.

20%     Monitor network performance and proactively identify and resolve connectivity issues.

20%     Install, configure, maintain, and troubleshoot Windows Server environments.

10%     Administer VMware virtual infrastructure, including virtual machines, storage, backups, and system performance monitoring.

10%     Perform server patching, upgrades, and lifecycle management.

5%       Ensure system availability through routine maintenance, monitoring, and disaster recovery planning.

5%       Provide basic manufacturing support for OT software systems.


Secondary Functions

·                     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.

 

Knowledge/Experience/Skills

    • Knowledge
      • A minimum of an associate degree in Information Technology, 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, industrial automation systems
      • A minimum of 3 years’ experience in MS OS installations and setup (Server and Workstation), PC hardware, LAN connectivity, and devices.
      • Experience in the support of manufacturing processes and operations.
    • Skills
      • Must be capable of utilizing analytical skills to identify and provide solutions to problems quickly and effectively and must possess commitment and follow through in the completion of tasks.
      • Must be a good communicator and team player; capable of working across all functional departments, executive and corporate staff.
      • Ability to multi-task, organize, and prioritize work.
      • Exceptional customer service skills

 

Specialized Working conditions and % Travel: (i.e., hearing, vision, extreme temperatures)

Physical & Mental Demands:


Physical Demands

                                                            Occasional      Frequent         Constant         Essential

Activity                                                                                                                      

Carrying                                                                                                         

Standing                                                                                                        

Walking                                                                                                         

Lifting Light (up to 10 lbs.)                                                                            

Lifting Medium (up to 30 lbs.)                                                                      

Lifting Heavy (up to 50 lbs.)                                                                                  

Lifting Very Heavy (Over 50 lbs.)                                                                  

Grasping                                                                                                        

Kneeling                                                                                                                

Climbing                                                                                                        

Physical Demands                                                                                                 

Bending                                                                                                         

Pulling                                                                                                           

Pushing                                                                                                          

Finger Manipulation                                                                                     


Mental Demands

                                                                 Occasional       Frequent         Constant         Essential

Reading (Documents)                                                                                    

Written Communication                                                                              

Customer Contact                                                                                         

Speaking (Groups/Customers)                                                                     

Calculating                                                                                                            

Flexibility                                                                                                       

Reasoning/Analysis                                                                                      

Tact