CITY OF SAN CLEMENTE
SCADA Systems Administrator
DEFINITION
Under general supervision, administer, maintain and support the City’s Supervisory Control and Data Acquisition (SCADA) and industrial control systems to ensure reliable, secure, and continuous operation of water and wastewater facilities. Responsibilities include system configuration, programming communications network integration, troubleshooting, lifecycle maintenance, as well as, maintenance, installation, calibration, testing, and repair of the City’s instrumentation, telemetry (SCADA System), regulators, pumps, motors, motor control systems, cathodic protection equipment, chlorination equipment, and any other related operational equipment. This position also supports future Control System capital investment projects resulting from the SCADA System Control Master Plan. These will include projects to upgrade SCADA’s overall infrastructure including SCADA software, communications network, RTUs, PLCs, servers, and field instrumentation.
DISTINGUISHING CHARACTERISTICS
This is a single position classification responsible for the administration, reliability and ongoing development of the City’s Supervisory Control and Data Acquisition (SCADA) System and industrial control systems. This is a highly specialized position that leads and performs support and maintenance tasks and projects within specialized areas of SCADA including: client/server applications, local area networks, wide area networks, database systems, server hardware and software, remote terminal unit (RTU) and programmable logic controller (PLC) hardware and software, SCADA system software/hardware and instrumentation, Windows operating systems, network and security management and monitoring. This position is at the advanced journey-level and has overall day-to-day responsibilities of a SCADA system, having the ability to monitor and maintain the system without direct assistance. The position requires the ability to perform advanced installation, repair, and maintenance of hydraulic, electrical, mechanical, instrumentation, and SCADA systems. In addition, the position is designated as qualified and authorized personnel per the City’s electrical safety program.
SUPERVISION RECEIVED AND EXERCISED
Receives general direction from a supervisor or manager.
Does not exercise functional or technical supervision over lower level staff.
ESSENTIAL FUNCTION STATEMENTS--Essential responsibilities and duties include, but are not limited to, the following:
1. Administers SCADA servers, databases, and system architecture; plans and implements system upgrades, patches and lifecycle replacements.
2. Plans, schedules, performs and oversees weekly, monthly and quarterly preventive maintenance work in conjunction with the system controls supervisor for equipment, such as programmable logic controller (PLC), network communication devices, operator interface terminals, SCADA software and hardware.
3.. Plans, performs and oversees emergency operational work with or without other employees or contractors for: maintenance of SCADA systems software (Invensys/Archestra/ Wonderware) and hardware to insure 24 hours per day/7 days per week (24/7) reliability and real-time operating environment.
Attachment 7
4. Maintains and monitors SCADA communications network and coordinates with IT staff to support network reliability and security of industrial control systems.
4. Develops and maintains system documentation, programming standards, and operational procedures for automation and control systems.
3. Maintains proper logs and reports related to maintenance performed, system changes, and OSHA safety practices.
4. Design, install or modify existing programs in programmable logic controllers (PLCs) as required.
5. Design, install or modify existing programs in human machine interface (HMIs) as required.
6. Specify, develop, analyze, and troubleshoot data communications interfaces with systems and end devices that support industrial automation, network communication protocols and network security.
7. Performs maintenance, installation, repair, and troubleshooting to seismic devices, pumps, motors, chlorinators, regulators, flow meters, level and pressure transducers, water quality monitoring equipment, SCADA, cathodic protection, and other operational related equipment
8. Performs routine tests, calibrations, or adjustments to City’s system regulators, pumps, chlorinators, SCADA, seismic devices, cathodic protection stations, and water quality (physical testing and/or mechanical type devices).
9. Conducts equipment performance evaluations including pump efficiency.
10. Provide support for capital projects in the design, construction and startup of new and modified automation and control systems, operational support projects, planning and development projects, and system modifications.
11. Performs preventative maintenance, installation, and repair of the City’s radio communication network.
12. Oversees service providers who are contracted to perform operational tasks such as: software programming, pump and motor maintenance, and cathodic protection services.
13. Prepares and presents complex technical reports related to assigned operations.
14. Performs related work as required.
Knowledge of:
• SCADA systems, Invensys/Wonderware Archestra, Historian, InTouch SCADA systems. • IEC PLC programming standards specifically Allen Bradley RSLogix • Standard principles of biology, chemistry, and mathematics. • Principles and practices of wastewater treatment, water treatment and reclamation facility operations. • Principles of industrial automation and control system architecture. • Industrial communication protocols (Ethernet/IP, Modbus, radio telemetry, etc.). • Database and historian systems used in process control environments. • Principles of system integration and automation project implementation. • Methods and techniques of primary, secondary, and activated sludge treatment. • Operating principles of plant equipment including valves, pumps, and motors. • Sampling methods and techniques.
• Safe work practices.
• Pertinent Federal, State, and local laws, codes and regulations. • Modern office procedures, methods and computer equipment, including pertinent software programs. • GE/Microwave Data Systems iNET900 radio communications equipment and protocols • Windows operating systems
Ability to:
• Read and interpret electrical power schematics, process and instrumentation diagrams, control schematics, communication block diagrams, project design drawings, shop drawings and vendor manuals for process control and communication systems
• Operate and maintain wastewater and water treatment equipment. • Read and interpret gauges and other recording devices related to plan operations. • Take liquid samples and perform routine laboratory tests. • Diagnose operating problems and take effective courses of action. • Make independent technical decisions to maintain proper treatment process. • Lift heavy objects and perform strenuous labor.
• Maintain records and compile data into written reports. • Maintain and repair plant equipment such as pumps, valves, and electronic monitoring devices. • Configure network connectivity of equipment for industrial control networks. • Communicate clearly and concisely, both orally and in writing. • Establish and maintain effective working relationships with those contacted in the course of work. • Maintain mental capacity which allows for effective interaction and communication with others. • Maintain effective audio/visual discrimination and perception to the degree necessary for the successful performance of assigned duties.
Experience, Education and Training
Any combination of experience and education that would likely provide the required knowledge and abilities is qualifying. A typical way to obtain the knowledge and abilities would be:
Experience:
Must have a thorough understanding of water operations equivalent to a System Operator II and/or three years prior experience in electrical, mechanical, instrumentation, or SCADA related to water operations or industrial control.
Experience in water distribution or treatment and/or experience working with pumps, motors, motor control systems, PLC’s and SCADA systems is required.
Experience using PC-based computer systems, including Wonderware In Touch, Active Factory, and Winn 911.
Education and Training:
High School Diploma, or equivalent, supplemented by 15 units of college or technical training in the areas of industrial control, instrumentation, computer science, electricity, or other related field.
License or Certificate
Possession of a valid California Class C driver's license.
Possession of a California Water Environment Associations (CWEA) Grade II (or higher) Plant Maintenance Electrical/Instrumentation Technologist certificate is required.
Must possess a valid CDPH Water Distribution Operator D2 certification (or higher).
WORKING CONDITIONS
Environmental Conditions:
Field environment, travel from site to site; exposure to water, mud, sewage, noise, dust, grease, smoke, fumes, gases, and traffic; work in inclement weather conditions; work at heights on scaffolding and ladders; work in confined spaces, underground, on slippery or uneven surfaces, and around heavy construction equipment.
Physical Conditions:
Essential functions require maintaining physical condition necessary for heavy lifting, bending, stooping, kneeling and crawling; standing for prolonged periods of time; operating motorized vehicles and equipment; and being able to work at a computer display terminal for prolonged periods of time.