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3M Company

Wastewater Operator

US, Minnesota, Cottage Grove Posted today

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Sponsorship verdict

Sponsorship possible

One solid signal, not two. Worth applying, and worth asking about sponsorship early.

  • Employer is on a government sponsor recordThe US Department of Labor certified 17 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first.
  • The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
  • No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area.
  • Confirmed live todayWhen a source last listed this job as open.
Details and sources
Employer is on a government sponsor record
The US Department of Labor certified 17 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. Source: LCA disclosure data (US Department of Labor (OFLC)).
No salary bar for this route
H-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.

US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).

A verdict summarises public evidence. It is not legal advice and never a guarantee: the employer and the immigration authority decide. Sign in to factor in where you can already work.

About the role

Job Description: Wastewater Operator 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 diversity 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 Responsible for overall operation of the Cottage Grove Wastewater and Water Quality Plants, and the meeting of all requirements of State and Federal agencies. As a(n) Wastewater Operator 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: Operations and Equipment : • Ensure coordination between all shifts on operating conditions. • Operate process controls (i.e., start/stop and control speed and flow rates) on equipment including, but not limited to, various types of pumps, bar screens, compressors, blowers, generators, tanks, sludge thickening belts, thermal oxidizer, rotating equipment, activated sludge, sewer systems and inspections, ponds, activated carbon systems, ion exchange resin systems, ultra-filtration, reverse osmosis, distillation systems, regeneration systems, instrumentation, etc. • Monitors and controls plant functions through computer information, automatic controllers, or manual controls to ensure proper process operations are maintained, (i.e., pressure, temperature, tank levels, current- and other various parameters). • Operate, control, and monitor treatment process equipment (including, but not limited to, wastewater phases 1, 2, and 3, Water Quality buildings, and regeneration systems) • Monitor wastewater, process water conditions, and add and adjusts chemicals accordingly. • Responds to spills, stoppage, and cleanup of upsets by taking appropriate corrective actions. Support : • Perform some preventive maintenance on equipment to ensure efficient operation and accurate instrument readings.  Cleans tanks, weirs, pumps, and other process control equipment utilizing hand tools and power tools. • Inspects and monitors equipment.  Troubleshoots operational and equipment issues. • Maintain facility by cleaning, sweeping, and hosing down equipment, piping, and valves. This also includes office and laboratory janitorial. • Perform all hazardous waste management duties according to 3M waste management guidelines.  This may include handling, mixing, disposing, storing, shipping or preparing labels/container and documentation for handling hazardous waste. • Change out filters and resin as needed in the water filtration systems: reverse osmosis, ultra-filtration, cartridge filters, and other process filters. Safety: • Perform maintenance checks and service on safety equipment and stations, including fire extinguishers, eye wash stations, and other safety equipment as needed. • Use appropriate safety equipment (respirator equipment, toxic/explosive monitoring equipment meters) necessary to complete work in hazardous atmospheres • Apply proper safety precautions, rules and regulations, and practices of a wastewater plant.  Must follow standard safety protocol and standards including the use of personal protective equipment (PPE) and respirators as needed. • Identify safe work practices to properly use safety equipment. • Adhere to all safety procedures including lock-out/tag-out, confined space entries, line openings, spark, and open flame permits, etc.

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