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ENTERPRISE <br />5 AUTOMATION <br />A TETRA TECH COMPANY <br />Zack Gentry <br />• City of Fresno T3 Surface Water Treatment Plant SCADA Upgrade <br />Served as Project Technical Lead on a project to replace the SCADA hardware and software for the <br />facility's control system. The project updated the software of the plant's six PLCs and consolidated <br />the plant's SCADA system into a single redundant system with standardized graphics. The SCADA <br />platform upgrades included a network re -design with industry best practices, a new Wonderware <br />Historian, automated reports, and automatic alarm dialing. Led the commissioning of the system <br />and supported plant operations staff during startup. <br />• Sweetwater Authority Desalination Facility Expansion <br />Served as Engineer on a project to overhaul the SCADA and control systems during the expansion <br />of a 10-million gallon per day reverse osmosis desalination facility. Responsibilities included <br />developing the functional specification (detailed control narrative) forthe facility and programming <br />of the Schneider Electric Quantum and M340 Unity -based PLC programs, onsite commissioning, <br />testing, and training. <br />• City of Santa Ana Pump Station Control System Replacement <br />Served as Engineer on a project to revamp the control system of 20 MGD pump station within the <br />City's potable water distribution system. Responsibilities included reviewing and revising the <br />functional descriptions for the pump station and other ancillary sites, specification and design of <br />the facility's Schneider Electric Magelis HMIs, programming of the Schneider Electric M340 Unity - <br />based PLC programs, and onsite commissioning and testing. <br />• Water Replenishment District Ground Water Improvement Project (GRIP) <br />Served as consulting Engineer for the control system during the design -construction phase of the <br />GRIP facility, an Advanced Water Treatment Facility (AWTF) designed to treated approximately <br />10,000 acre feet of tertiary water annually. Provided consulting services to review the following: <br />control panel & control networking implementation, PLC code, SCADA screens, alarm dialing, and <br />reporting. Maintained WRD's SCADA control system standard library and managed standard <br />change requests related to SCADA/PLC. <br />• Encina Wastewater Authority Wastewater Facility SCADA Replacement Design <br />Served as Engineer on a project to replace the SCADA and controls system of a wastewater facility <br />serving over 400,000 residents. Responsibilities included investigation of the existing control <br />system to identify areas for networking and control systems improvements and designing, <br />documenting, programming and testing of SCADA and PLC standards. <br />• City of Fresno NE Surface Water Treatment Plant SCADA Upgrade <br />Served as Engineer on a project to upgrade obsolete hardware and software for facility's control <br />system. Responsibilities included conversion of the existing Hot Standby Quantum PLC program <br />from Concept v2.6 to Unity Pro v11.0, reverse engineering of the communications between the <br />plant's main Quantum PLC and various obsolete field devices, re -programming the field device <br />communications using Ethernet and serial, and programming the plant's main Quantum PLC to <br />control 18 additional valves, providing on -site support during commissioning and testing. <br />• Sweetwater Authority Storage Tank Fill Control Reprogramming <br />Served as Engineer on a project to revise the control strategy used to automate the filling cycles of <br />a 4-million-gallon water storage tank. Responsibilities included modification of the functional <br />specification, modification of Modicon Momentum and Quantum PLC programs, revisions to the <br />Modbus serial radio communications configuration, modification of Modicon Magelis DIT <br />programs, modification of a CitectSCADA HMI, and onsite commissioning and testing. <br />ENTERPRISE AUTOMATION • 21O GODDARD • IRVINE, CA • 92618 PHONE (949) 769-6000 • W W W.EAINTEGRATOR.COM <br />City of Santa Ana On -Call Engineering Design Services for PFAS Treatment Systems RFP NO. 22-133 A 41 <br />