Job Description:

Job Description

Water Treatment Supervisor - Cottage Grove

Collaborate with Innovative 3Mers Around the World

Choosing where to start and grow your career has a major impact on your professional and personal life, so it’s equally important you know that the company that you choose to work at, and its leaders, will support and guide you. With a wide variety of people, global locations, technologies and products, 3M is a place where you can collaborate with other curious, creative 3Mers.

This position provides an opportunity to transition from other private, public, government or military experience to a 3M career.

The Impact You’ll Make in this Role

As a Water Treatment Supervisor, you will have the opportunity to tap into your curiosity and collaborate with some of the most innovative and diverse people around the world. Here, you will make an impact by:

• Leading and overseeing all operations associated with 3M wastewater and water quality systems, ensuring activities are performed safely, compliantly, efficiently, and in alignment with company standards. Providing direct leadership to employees through effective supervision, training, and performance support. Promoting a culture of safety, accountability, employee engagement, and operational excellence while maintaining focus on environmental quality, cost control, morale, and productivity. Coordinating with maintenance, engineering and other departments to ensure reliable system performance, timely resolution of operational issues, and sustained compliance with applicable requirements, policies, procedures, and standards.
• Promoting a safe and sustainable working environment through modeling safe behaviors as well as recognizing and resolving safety related problems. Actively lead incident investigations, including presenting incident resolutions to site leadership.
• Cultivating and leading a team by encouraging and implementing cross training activities, cooperation, innovation, flexibility, and teamwork.  Scheduling work priorities consistent with engineering directives, coordinating maintenance activities, allocating work assignments, communicating expectations and monitoring workflow. Providing coaching and feedback to employees and utilizing corrective action to resolve conflict and inappropriate behaviors.
• Implementing advanced working knowledge and interpretation of corporate and site policies and procedures.  Ensuring shift administrative activities such as time reporting, attendance control, vacation planning, overtime, etc. are properly implemented and documented.  
• Representing plant leadership team through supporting initiatives across the plant, including but not limited to supervision coverage for alternative shifts and supporting 24/7 production through flexible work schedules when required.

Your Skills and Expertise

To set you up for success in this role from day one, 3M requires (at a minimum) the following qualifications:

• Bachelor’s degree or higher (completed and verified prior to start) from an accredited institution and a minimum of two (2) years of combined experience working in a manufacturing or production environment in a private, public, government or military setting.
   

OR 

• High School diploma/GED or higher (completed and verified prior to start) from an accredited institution and a minimum of four (4) years of combined experience working in a water treatment facility a private, public, government or military setting.

Additional qualifications that could help you succeed even further in this role include:

• Wastewater license
• Leadership experience in a union environment.
• Experience in one or more of the following: project leadership, team leadership, supervisory, and/or management.
• Self-directed and detail oriented.
• Good interpersonal, communication, prioritization, organizational skills, and computer skills.
• Create, lead and work in a team atmosphere.
• Communicate written and verbally clearly and concisely and influence changes with operators as well as other plant employees and management team members.
• Identification and resolution of process issues.
• Use of continuous improvement methodologies (e.g. Lean Six Sigma) to provide impact through cost reduction programs, quality improvements, and safety of work environments.

Work Location: Onsite Cottage Grove, MN

Travel: Up to 5% domestic travel

Relocation Assistance: May be authorized

Must be legally authorized to work in country of employment without sponsorship for employment visa status (e.g., H1B status).

Responsibilities of this position may include direct and/or indirect physical or logical access to information, systems, technologies subjected to the regulations/compliance with U.S. Export Control Laws.

U.S. Export Control laws and U.S. Government Department of Defense contracts and sub-contracts impose certain restrictions on companies and their ability to share export-controlled and other technology and services with certain "non-U.S. persons" (persons who are not U.S. citizens or nationals, lawful permanent residents of the U.S., refugees, "Temporary Residents" (granted Amnesty or Special Agricultural Worker provisions), or persons granted asylum.

To comply with these laws, 3M must help assess candidates' U.S. person status.

The questions asked in this application are intended to assess this and will be used for evaluation purposes only. Failure to provide the necessary information in this regard will result in our inability to consider you further for this particular position.

Supporting Your Well-being

3M offers many programs to help you live your best life – both physically and financially. To ensure competitive pay and benefits, 3M regularly benchmarks with other companies that are comparable in size and scope. 

Chat with Max

For assistance with searching through our current job openings or for more information about all things 3M, visit Max, our virtual recruiting

Applicable to US Applicants Only:The expected compensation range for this position is $109,202 - $133,469, which includes base pay plus variable incentive pay, if eligible. This range represents a good faith estimate for this position. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience. In addition, this position may be eligible for a range of benefits (e.g., Medical, Dental & Vision, Health Savings Accounts, Health Care & Dependent Care Flexible Spending Accounts, Disability Benefits, Life Insurance, Voluntary Benefits, Paid Absences and Retirement Benefits, etc.). Additional information is available at: https://www.3m.com/3M/en_US/careers-us/working-at-3m/benefits/.

Good Faith Posting Date Range 09/03/2026 To 10/03/2026 Or until filled

All US-based 3M full time employees will need to sign an employee agreement as a condition of employment with 3M. This agreement lays out key terms on using 3M Confidential Information and Trade Secrets. It also has provisions discussing conflicts of interest and how inventions are assigned. Employees that are Job Grade 7 or equivalent and above may also have obligations to not compete against 3M or solicit its employees or customers, both during their employment, and for a period after they leave 3M.

Learn more about 3M’s creative solutions to the world’s problems at www.3M.com or on Instagram, Facebook, and LinkedIn @3M.

Responsibilities of this position include that corporate policies, procedures and security standards are complied with while performing assigned duties.

Safety is a core value at 3M. All employees are expected to contribute to a strong Environmental Health and Safety (EHS) culture by following safety policies, identifying hazards, and engaging in continuous improvement.

Pay & Benefits Overview: https://www.3m.com/3M/en_US/careers-us/working-at-3m/benefits/

3M does not discriminate in hiring or employment on the basis of race, color, sex, national origin, religion, age, disability, veteran status, or any other characteristic protected by applicable law.

Please note: your application may not be considered if you do not provide your education and work history, either by: 1) uploading a resume, or 2) entering the information into the application fields directly.

3M Global Terms of Use and Privacy Statement

Carefully read these Terms of Use before using this website. Your access to and use of this website and application for a job at 3M are conditioned on your acceptance and compliance with these terms.

Please click on the following links and select the country where you are applying for employment to review the applicable Terms of Use (link here) and Privacy Policy (link here). Before submitting your application, you will be asked to confirm your agreement with the terms.