Demo

Sr Plant Operator

Mobius Renewables
Mayville, WI Full Time
POSTED ON 5/28/2026
AVAILABLE BEFORE 6/26/2026
At Mobius Renewables, we’re transforming waste into renewable energy and measurable decarbonization. We’re a new global, vertically integrated low carbon fuels platform established to accelerate the development, production, distribution and commercialization of biomethane at scale across North America and Europe.

Position Summary

The Biogas Senior Operator is a well-rounded technician, who has displayed a proven track record of influential leadership, advanced troubleshooting techniques, training and mentoring capabilities for renewable natural gas. The Candidate must go through a formal vetting process of qualification, which consists of a committee of two Plant Managers, Operations Specialists and the Manager of Operations. The candidate must be able to perform as acting Manager in the absence of Plant Management and successfully maintain operations of the Biogas Facility.

Essential Duties And Responsibilities

  • Responsible for planning and execution of daily maintenance and operations of Air Liquide Biogas facility
  • Supervise, permit, and verify completion of contractor personnel work
  • Maintain gas collection system to safely and cost-effectively maximize both the quantity and quality of biogas for processing
  • Perform planned/ unplanned maintenance tasks as required (ex. equipment calibrations, equipment PM’s, control system loop checks, electrical, pump repair, instrumentation troubleshooting, replacement of analyzers, aid in compressor tear downs, facility repairs, etc)
  • Complete maintenance logs consistent with facility operating plan
  • Plan utilization of production facilities to improve efficiency of operations
  • Maintain facility materials and spare parts inventory
  • Assist in routine administrative duties such as expense reporting, procurement, and production forecasts.
  • Ability to work well with others; Interface with landfill (biogas source) operating team to support good relations and coordinate efforts
  • Make suggestions to improve plant safety, operational efficiency and/or product quality
  • Serve as a safety role model; promote a high level of safety awareness; adhere to and support the continuous improvement of all safety practices / procedures for plant personnel, visitors, and contractors
  • Install, maintain, repair or replace small gauge electrical wiring to include control wiring
  • Performs routine inspection and maintenance on vehicles such as checking oil, water, and tires
  • Comfortable navigating different software to pull trends for data handling and input
  • Troubleshoot/ maintain plant equipment by utilizing a data-driven approach to pinpoint areas of concern to include electrical devices, process upsets, etc
  • Train and mentor new employees

Required Qualifications

  • High school diploma or GED
  • Strong command of English language, verbal and written
  • Ability and willingness to be on-call, and work holidays and weekends, as required
  • Exhibits knowledge of electro-mechanical systems, machine repair and operation
  • Must Pass “Senior Operator Qualification”
  • Ability to work with limited supervision

Preferred Qualifications

  • 7 years of chemical/gas processing, production plant operations
  • Demonstrated ability to work autonomously
  • Mechanical/ electrical fi eld experience
  • Associate's degree in a technical field
  • Military technical training

Physical & Work Requirements

  • Limited Travel: Occasional travel to support business needs (up to 15%)
  • Industrial Setting: Work is primarily performed on-site at a Renewable Natural Gas (RNG) facility, split between an office environment and active plant operations.
  • Hazardous Operations: The facility operates as a Class I, Division 2 (C1D2) environment. The manager must strictly enforce and follow all safety protocols, as ignitable concentrations of hazards may exist under abnormal conditions
  • The ability to lift 1-50 pounds regularly
  • The ability to respond quickly to alarms
  • The ability to move safely over uneven terrain or in restricted space
  • The ability to see and respond to dangerous situations
  • The ability to operate heavy equipment for extended periods of time

Salary.com Estimation for Sr Plant Operator in Mayville, WI
$87,254 to $106,629
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