Senior Wastewater Operator

($26.31 - $31.37)

The Western Lake Superior Sanitary District (WLSSD), a nationally recognized leader in environmental protection and pollution prevention, seeks a qualified full-time Wastewater Treatment Plant Operator with advanced wastewater treatment including Activated Sludge, Anaerobic digestion, collection systems and SCADA experience.

Minimum Qualifications

Possess two years of full-time equivalent work experience in a large wastewater treatment plant or a combination of education in wastewater treatment, water quality, chemistry, biology or environmental technology and directly related work experience which totals four years and possess a State of Minnesota Class B Wastewater Treatment Operator’s certification. Possess a valid State of Minnesota Class “D” driver’s license or equivalent. Possess a State of Minnesota Special Engineer (boiler) license.



Considerable knowledge of specific theories and practices of wastewater treatment, advanced secondary treatment, and the operation of mechanical processes. Knowledge of pumps, motors, tools, machinery and equipment similar to that found in District facilities.

Ability to effectively maintain logs and diaries; ability to accurately read gauges and meters and to transcribe and interpret this information; knowledge of the NPDES wastewater discharge permit and air emissions permit requirements and the ability to recognize operating conditions which may lead to undesirable discharges.

Ability to monitor and control District processes using the computer control (SCADA) system’s graphical interface. Ability to locate and repair equipment deficiencies; ability to interpret illustrated equipment and parts breakdowns, engineering drawings, and process and instrumentation diagrams.

Ability to act independently to coordinate any or all district entities as needed to ensure consistent compliance with permit conditions.

Ability to communicate effectively both verbally and in writing.

Has working knowledge of statistical process control methods and utilizes statistical process control tools to analyze operating data and identify process issues and opportunities.

Ability to work in a safe and efficient manner.

Ability to be mobile over a variety of steps, ramps, ladders and confined spaces; possess sufficient physical strength and agility to perform regular lifting and moving of supplies and equipment; capability of exerting pulling force upon machinery, equipment and valves, to reach overhead and bend over to operate levers and valves; ability to shovel material and operate high pressure water hoses.

Ability to establish and maintain effective working relationships with fellow employees and supervisors.

Job Functions

Has primary responsibility for monitoring, operating and controlling the daily operation of the WLSSD wastewater collection and treatment facilities and related systems in a manner that ensures constant compliance with state and federal permits and regulations. In addition this position also provides overall facility oversight, coordination of the operating staff and communication with other WLSSD employees/managers, regulators and the general public. Responsibilities include, but are not necessarily limited to direct operation of the waste treatment and collection system, monitoring and maintenance of the related computer control systems, monitoring of the heating plant, HVAC and other related District systems and operation of the heating plant during times when the boiler operator is not on duty, and other related duties as required.


Application Process


Applicants must meet the minimum qualifications. Those who meet the minimum qualifications will be given a written examination. Final selection will include a panel interview.

Alternative Exam Process: For individuals who qualify under the Americans with Disabilities Act (ADA), alternative examination processes are available on an individual basis upon prior arrangement. Contact Human Resources at (218) 740-4790.

Work Eligibility: In accordance with the Immigration Reform and Control Act of 1986, the WLSSD requires verification of identity and work eligibility.

Veterans: For applicants claiming veterans’ preference, a DD214 must be filed at the time of application.

Non-discrimination: The WLSSD is an equal opportunity a veteran friendly employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, national origin, sex, marital status, familial status, age, sexual orientation, status with regard to public assistance, disability, genetic information, veteran status or activity in a local Human Rights Commission or any other characteristic protected by law.

Drug testing policy: Under WLSSD’s drug and alcohol testing policy, prospective employees will be asked to submit to drug testing. No prospective employee will be asked to submit to testing unless an offer of employment has been made. An offer of WLSSD however, is conditioned on the prospective employee testing negative for drugs and alcohol.

Pre-employment physical: Applicants selected for employment must successfully complete a pre-employment physical examination.

Background checks: Offers are conditioned on passing a criminal background check. Convictions are not an automatic disqualification from the selection process.

Reasonable accommodation information is used to provide reasonable accommodations in the testing and hiring processes. If sufficient data is not provided, we may not be able to accommodate you.

You are not legally required to provide any of the private data listed above. WLSSD employees from the Human Resources Department and other departments involved in the selection process may have access to your private data if their work assignments reasonably require access. Others who may legally access the above data are individuals or agencies to whom we are required to release the data by law, rule or court order.


Please complete an application found at and return to WLSSD, Attn: Human Resources, 2626 Courtland Street, Duluth, MN 55806. Applicants who claim Veteran’s Preference must provide a DD214 at the time of application.

Probation Period: 9 months

Duration of Eligible List: 6 months


Equal Opportunity Employer

Women and Minority Applicants Encouraged to Apply

Close Date


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