Under general supervision, the Instrument Control Specialist II designs, plans, builds, implements and modifies computer programs for automatic operation of site processes and equipment for the Water Resources Department. This position also ensures process applications are in compliance with established standards. Incumbents are expected to bring projects to conclusion, including development of operating procedures, instruction and training, and required documentation. Independent judgment is used in accomplishing work with results reviewed by the department management team and or director. Primary Duties and Responsibilities:
The following duties ARE NOT intended to serve as a comprehensive list of all duties performed by all employees in this classification, only a representative summary of the primary duties and responsibilities. Incumbent(s) may not be required to perform all duties listed and may be required to perform additional, position-specific duties.
Minimum Qualifications & Position Requirements:
- Design, build, implement and modify graphical user interfaces for real time monitoring and automated operation of site processes and equipment.
- Work with consultants in development and enhancement of real time computer programs, graphical displays and documentation for site automation.
- Provide user training on process control computer systems and analyzing site processes and equipment events and disturbances.
- Review and recommend revisions of computer programs necessitated by process and equipment changes.
- Review and recommend changes to process control computer components necessitated by plant expansions and process changes.
- Troubleshoot process control computer system components.
- Provide feedback, identifies opportunities for improvement and works to resolve problems
- Coordinate the work of consultants and operators at the treatment plants.
- Assist with operational control and integration of SCADA systems in a variety of control schemes that monitor and control the City's water and wastewater system.
- Utilize programming languages to understand and troubleshoot complex control logic that applies to the water and wastewater system.
- Develop custom reports from data gathered and stored from a complex SCADA system.
- Apply and adjusts automatic control functions to maintain high system performance.
- Perform system planning and scheduling functions as necessary.
- Review data quality and initiates corrective action if necessary.
- Develop scripts for database tools, reports and data analysis.
- Review operating protocols and makes recommendations for improvements and operates equipment accordingly.
- Perform other duties as assigned.
Education and Experience:
Associates degree in computer science, computer technology, engineering, mathematics or related field and three (3) years of experience working in the water/wastewater utility field, as a telemetry specialist or control systems operator. An equivalent combination of related experience and education may be considered. ADEQ Grade II certification in water treatment/distribution or wastewater treatment/collections preferred.
Necessary Knowledge, Skills and Abilities:
- Allen Bradley PLC Systems with Rockwell RS Logix500 and 5000 programming
- Wonderware Archestra version 2014 R2 SCADA and version 2017 system programming
- Endress&Hauser, Rosemount, Khrone, Hach or similar control instruments for pH, temperature, flow and other measurements
- Design, construction and installation of Control panels
- Electrical plans and wiring diagrams used in the controls strategies of process controls
- Principles and practices of water and wastewater operations
- Methods and procedures for installation, maintenance, and repair of electronic controls and devices
- Hazards and safety practices of the trade
- Analyze, interpret and operate various complex software programs
- Understand and develop basic programming logic that applies to complex water and wastewater systems control logic within a computer based SCADA system
- Produce written documents with clearly organized thoughts
- Produce and or edit electrical drawings and wiring diagrams using AutoCAD
- Communicate effectively both verbally and in writing with technical, non-technical, management and operations/maintenance staff
- Work in a complex environment and in times of high stress
- Demonstrate expertise in the use of a variety of software applications including SCADA, word processing, common spreadsheet applications and e-mail
- Demonstrate ability and experience in analytical and problem solving skills
- Troubleshooting, repair and modification of control systems in the water/wastewater field
- Operating a personal computer utilizing a variety of business software
- Use and care of tools and equipment, including calibration test equipment, common hand tools, volt and amp meters
Special Requirements: Possession of a valid Arizona Driver's License is required. After-hours, shift, weekends and on-call work may be required. This position requires employees to be on-call on a rotating basis. On-call employees must be available to respond to the job-site within one (1) hour from the time they receive the call.
Physical Demands / Work Environment: Work is performed in a standard office environment, outdoors in inclement weather and in public facilities. Reports To:
Water Resources Supervisor or other supervisory staff
Supervision Exercised: None
FLSA Status: Non-exempt
Closing Date/Time: Continuous