OT Infrastructure Analyst

Job Title: OT Infrastructure Analyst

Duration: Until 12/31/2025

Location: Greeley, Colorado

Hybrid work schedule (3-4 days in the office)

Job Description:

The OT Infrastructure Analyst specializes in Operational Technology (OT) and Process Control Network (PCN) systems with accountability for maintaining the site’s critical operational systems within the PCN. Able to deploy, implement, and support a variety of PCN/OT network solutions. Must be able to provide design, configuration, deployment and operational maintenance of network and transport technologies to ensure continuous availability of secured and reliable network services to the facility. Collaborates with site PCN Administrators, Process Control and I&E teams and vendors to implement changes to PCN, PLC and Scada systems. This position provides technical support to local operations personnel in the ongoing maintenance and administration of systems including cybersecurity, information and risk compliance, software license management, and software patch management. Supports new projects as well as maintenance of existing systems.

Required Technical Skills

• Support and troubleshoot LAN/WAN infrastructure for PCN networks
• Working knowledge of RF infrastructure and standards supporting PCN/OT data transport: MW, WiFi, WiMAX, Cellular, UHF/VHF radios, WiHart, DAS, M2M, LoRaWAN
• Programming of network components (switches, routers, firewalls, etc...)
• Provide support and manage Internet Protocol (IP) addresses for all control systems including Process Logic Controllers (PLC), Distributed Control Systems (DCS) and Remote Terminal Units (RTU)
• Support, administration and troubleshooting of hardware, operating systems, and software for PCN/Demilitarized Zone (DMZ) Servers and Workstations. This includes working on domain controllers, Human Machine Interface (HMI) workstations, Input/output (IO) Servers, Engineering Stations, Historian and PI Servers, SIS and PCS controllers, Wireless Gateways (WiHart), Data Storage servers, dedicated backup utility servers and any other third-party machines.

Required Functional/Domain Knowledge

• Working on system builds as per company standards, patch management, virus protection, and backup and recovery management
• Working on maintaining IP compliance of all equipment in PCN and DMZ by adhering/implementing company Information Risk Standards
• Maintaining up to date inventory as per company s standards
• Management of all software licenses installed on equipment in PCN and DMZ
• Monitor reliability and health of PCN and DMZ equipment in the form of daily checks. Identify problems and implement corrective actions.
• Support and integrate IT standards into the PCN environment
• Supervise and control all vendors activities related to systems/subsystems during their visit to the facility
• Works closely with the Maintenance, Operations, Process Teams, BU in performing RCFA (Root Cause Failure Analysis), LCCA (Life Cycle Cost Analysis) and asset management improvement and training as needed.
• Mentor and assist other team members to ensure cross-training and overall CEC organizational capability
• Provide support to HSE for Colorado regulatory reporting requirements from PCN based equipment and data gathering instruments.
• PCN Firewall administration and Auditing