SCADA Network Technician; Public Works

SCADA Network Technician (Public Works)

Town of Kernersville – Join to apply for the SCADA Network Technician (Public Works) role.

Under general direction, the SCADA Network Technician provides technical support for the City’s Water and Wastewater Operational Technology (OT) and Supervisory Control and Data Acquisition (SCADA) systems. The position performs routine installation, configuration, monitoring, troubleshooting, and maintenance of SCADA‑related network equipment, servers, and communications at plants and remote facilities. Tasks include industrial switches, cellular routers, fiber networks, firewalls, secure remote access, and SCADA server connectivity.

Work involves following established procedures, documenting system changes, and assisting with network and SCADA equipment upgrades. The technician supports operators, plant staff, and vendors by ensuring reliable connectivity for PLCs, HMIs, servers, and related OT equipment. Duties include fieldwork, responding to service requests, providing support during outages and scheduled maintenance, and assisting with modernization projects such as network segmentation, fiber ring improvements, cellular upgrades, and cybersecurity initiatives.

• Install, configure, and maintain SCADA network hardware, including industrial switches, routers, cellular modems, and fiber connections, following established guidelines.
• Monitor SCADA network performance, device status, alarms, and connectivity using approved tools.
• Assist with updating IP addresses, VLANs, subnets, and device configurations.
• Perform routine firmware updates, backups, configuration checks, and preventative maintenance.
• Support SCADA servers, PLC/HMI communications, and network reliability through troubleshooting and repair tasks.
• Respond to service tickets, user requests, and field support needs at the water/wastewater plant and remote sites.
• Document work performed, configuration changes, wiring updates, network diagrams, and equipment inventory.
• Assist in SCADA and OT modernization efforts such as equipment replacements, network segmentation, and device upgrades.
• Follow established cybersecurity procedures, device hardening steps, and secure remote access instructions.
• Participate in disaster recovery testing, redundancy checks, and scheduled network maintenance activities.
• Communicate effectively with operators, technicians, vendors, and supervisors regarding system status and scheduled work.
• Perform other related duties as assigned.

• Formal
  
  Education:
  
  Associate degree in Networking, Information Technology, Operational Technology, or related field; or equivalent technical training.
• Related
  
  Work Experience:
  
  3 years of technical experience in networking, SCADA/OT support, or a similar field.
• Certifications: CCNA, Network+, Security+, Moxa Industrial Networking, or related OT/ICS certifications.
• License: Valid Texas Driver’s License.
• Required Experience: Municipal water/wastewater operations, SCADA systems, OT modernization, or Moxa equipment.
• Preference for candidates who can substitute two years of full‑time experience for one year of higher education or one year of higher education for two years of experience.

• Solid knowledge of industrial networking, VLANs, routing, and basic network configuration.
• Hands‑on experience with cellular communication, private LTE, modem failover, and secure remote access tools.
• Understanding of SCADA architectures, PLC/HMI communication methods, and SCADA/SQL server connectivity.
• Basic understanding of OT cybersecurity practices and secure network segmentation principles.
• Standard practices in network administration, user access procedures, and security guidelines.
• Familiarity with technology systems, hardware integration, and routine system support processes.
• Ability to present information clearly and respond to questions from managers, staff, and vendors.
• Ability to follow established procedures and complete tasks with minimal supervision.
• Problem‑solving skills and sound judgment within defined guidelines.
• Ability to handle multiple tasks and meet deadlines.
• Skill in…