Wastewater Operations Supervisor

City of Caldwell; Caldwell, Northern (ID, KY); Hybrid; USD 43,000 - 48,000; Full time

Job summary

City of Caldwell seeks a seasoned supervisor for its wastewater operations, overseeing staff and the operation of an advanced class IV wastewater treatment facility as part of public works. Responsibilities include supervising crews, operating and optimizing treatment processes, and ensuring safety and regulatory compliance.

The role requires strong supervisory skills, extensive wastewater operations experience, and an Idaho Class III Wastewater Operator License, with on-call duties and

Qualifications

• At least five years of experience in wastewater operations.
• At least one year supervisory and/or training responsibilities.
• Possession of a Class III Wastewater Operator License issued by the State of Idaho.

Responsibilities

• Participates in development and annual review of SOPs, BMPs and action plans.
• Reviews operation and maintenance plans and equipment specs to advise on process and equipment selection.
• Operates and maintains plant systems, including SCADA and auxiliary equipment to ensure optimum performance.
• Responds to alarms and ensures compliance with safety and regulatory requirements.
• Trains staff on maintenance, operation and safety procedures of industrial wastewater equipment.

Skills

Supervisory experience

Wastewater operations

Education

Class III Wastewater Operator License (Idaho)

Job description

Applications closing on September 22, 2026, 11:59 PM

• Reference number 202400179
• Job Type Full Time
• Salary Salary $30.93 - $34.98 Hourly

Description

Supervises work of WWTP staff performing operation of advanced class IV wastewater treatment facility and other public works facilities as needed. Holds supervisory responsibility for ensuring procedures are performed safely and in compliance with local, state, and federal regulations and laws. Assists with developing bids for equipment and materials. Work requires independent judgment, initiative and is performed under general supervision of the Wastewater Superintendent and Assistant Superintendent. The principal function of an employee in this class is to supervise and direct work crews, operate, troubleshoot, and adjust industrial equipment and processes utilized in advanced wastewater treatment and nutrient recovery systems. Routinely inspects facilities and equipment through direct observation, and manually adjusts equipment as needed. Use complex automated computer control systems to remotely monitor and adjust equipment and process. Reviews and interprets daily trends to diagnose biological and chemical treatment conditions and optimize process. Supervises special projects such as stress, pilot, and optimization testing of equipment and processes. Evaluates and responds to alarm conditions and initiates corrective action as needed to ensure safe and effective operation. The work is performed under the direct supervision of the Wastewater Superintendent and Assistant Superintendent.

Responsibilities

• Participates in the development and annual review of standard operating procedures, best management practices and action plans.
• Participates in the development of data management programs and computerized control systems. Analyzes and compiles operational data and prepares reports
• Reviews operations and maintenance plans, engineering design documents, industry publications and equipment specifications to advise and make recommendations on process, facility and equipment selection.
• Participates in facility planning, project design and implementation of sustainability programs.
• Performs QA/QC review and management operational data, maintenance records, sample collection and laboratory testing to assure regulatory compliance.
• Attends and completes assigned training as required to ensure compliance with city policy, state and federal regulation, and maintain professional licensing and certification.
• Provides training and instruction to other staff on the maintenance, operation and safety procedures of industrial wastewater equipment and processes.
• Assists with preparation and review of bid specifications for purchase of large equipment, mechanical and electrical equipment and related components.
• Reviews and makes recommendations on acceptance of bids for equipment.
• Assists in treatment plant processes and operations, including plant electrical and mechanical support systems to ensure optimum performance;
• Checks all equipment, including electrical, mechanical, hydraulic, pneumatic, and biological to ensure proper operations;
• Operates and maintains plant support systems, including stepping screens, grit removal equipment, sludge pumps, boilers, heat exchangers, greasers, oilers, clarifiers, aeration equipment, digesters, gas equipment, dissolved air floatation system, ultra violet disinfection, gravity belt thickener, belt filter press, sampling, and metering equipment, emergency power generation equipment, and all associated valves, pumps, motors, and control circuitries;
• Monitors plant alarm systems and supervisory control and date acquisition (SCADA) system;
• Interprets laboratory test results to evaluate plant performance;
• Uses mathematical calculations in figuring detention times, flow rates, areas, volumes, pumping rates, mixed liquor suspended solids, percent solids, volatile suspended solids destruction/reduction, etc;
• Responds to 24 hour on call and standby;
• Adheres to and complies with all state, federal and local regulations, policies and procedures pertaining to safe work practices and all operation and maintenance duties;
• Keeps immediate supervisor and designated others fully and accurately informed concerning work progress and status, including present and potential work problems and suggestions for new or improved ways of addressing such problems;
• Attends meetings, conferences, workshops, and training sessions and reviews publications and audio-visual materials to become and remain current on the principles, practices and new developments in assigned work areas as approved by the superintendents;
• Communicates and coordinates with others to maximize the effectiveness and efficiency of interdepartmental operations and activities to help keep a positive work environment;
• Respects the opinions of others and maintains a positive and professional working relationship with plant operator, employees, supervisors, public, and others;
• Performs other related duties as assigned or required.

Minimum Qualifications

Education, Training, and/or Experience Required:

• At least five (5) years of experience in wastewater operations.
• At least one year experience in supervisory and/or training responsibilities.

Licenses, Certifications and Other Requirements:

• Possession of a Class III Wastewater Operator License issued by the State of Idaho.
• Must complete .6 continuing Education Units in Wastewater annually.
• Subject to after hours on call, call back and/or varying shift hours if work dictates
• Successful completion of pre-employment background check, drug testing, and physical.