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Maintenance Technician - Mechanical

Aztalan Bio LLC · Johnson Creek, WI

Level
Technician
Team
Reliability
Experience asked
2+ years
Industry
Industrial
Posted
Recently

The role in 30 seconds

A technician-level reliability role at Aztalan Bio LLC (industrial) in Johnson Creek, WI. Troubleshoot, disassemble and repair plant equipment including but not limited to: pumps, heat exchangers, conveyors, slides, spouts, vehicles, grain processing equipment, agitators, valves, blowers, compressors, and fans.

They ask for
2+ years
Tools it names
Welding, EHS / safety
Day to day
some off-shift / weekend coverage

Read from the posting. The full description is below.

From the plant jobs report · week of November 2, 2026

Maintenance Technician roles in Wisconsin: typical posted base $54k–$86k.

Median of the low and high ends of 4 live postings that list pay, out of 150 maintenance technician openings in Wisconsin, read from manufacturers' own careers sites.

Wisconsin plant jobs report →Pay by team and state →What moves pay →

How this role compares

Against 150 other live reliability postings in Wisconsin.

Experience asked
Less than usual (2+ vs 5+)

Similar roles usually ask 5+ years.

Skills these teams ask for most

  • PLC 48%
  • ✓ Team leadership 48%
  • ✓ Welding 46%
  • Robotics 22%

✓ = this posting asks for it too. % = share of similar postings that mention it.

It asks for 2+ years. If you're close, apply anyway: requirements are a wish list. Talk to someone doing this work there first.

At a glance

Off-shift / weekend coverageLifts up to 25 lbs

Pulled from the posting text. If it's not listed here, the posting didn't say.

How to get in at this plant

Five moves over a week or two. The first one takes ten minutes.

  1. 1

    Pick 2–3 people on the Reliability team at Aztalan Bio LLC

    Engineers who joined in the last year or two reply the most. Use the team search on this page to find them.

  2. 2

    Send a short, curious note

    One real question about their work. No favors yet. Each person gets a different note, written for this role.

  3. 3

    Turn a reply into a short call

    Questions worth asking about this team:

    • What does a normal week look like on your team?
    • How does off-shift and weekend coverage work?
    • How did you land the job? What stood out in your interviews?
  4. 4

    Apply with someone vouching for you

    If the call went well, ask whether they’d pass your résumé to the hiring manager. Send your résumé link, apply that day, and let them know.

  5. 5

    Bring proof to the interview

    One page of before-and-after numbers from projects you led: scrap, OEE, cycle time, cost. Plant managers hire on results.

Full description from Aztalan Bio LLCAs posted on their careers site.Show

Responsibilities

  • ◆Complete preventative and planned maintenance tasks, reconcile comments and suggestions with the maintenance planner and the production shift supervisor.
  • ◆Immediate analysis of mechanical failures and complete the repair respecting EHS rules.
  • ◆Complete ad-hoc (mainly mechanical) jobs quickly and in a professional manner, as requested by Production Shift Supervisor, Production Manager, Maintenance Planner and Maintenance Manager.
  • ◆Participate in a weekly on-call rotation to respond to off-hours maintenance needs and emergency situations.
  • ◆Maintenance of the company's production equipment, renewal, repair and, if necessary, conversion of machine parts and components.
  • ◆Troubleshoot, disassemble and repair plant equipment including but not limited to: pumps, heat exchangers, conveyors, slides, spouts, vehicles, grain processing equipment, agitators, valves, blowers, compressors, and fans.
  • ◆Makes necessary adjustments to the equipment to maintain parameters specified by the processes including alignment, balancing, vibration analysis, and lubrication.
  • ◆Understand and implement reliability-centered maintenance system.
  • ◆Registering maintenance jobs in proper system.
  • ◆Checking working devices and parts, change if needed on the basis of pre-established and applicable audit tasks, documenting the shortcomings and forecasts discovered, Maintain Planner and Maintenance Manager notification.
  • ◆Keep work area, workshop and tools clean and in working order.
  • ◆Training operators for simple maintenance tasks.
  • ◆Active participation in planned plant shutdowns, to determine the maintenance

requirements

of systems, devices and devices that fall within the scope of its competence.

  • ✓Participate in the facility’s on-call rotation, serving as a maintenance contact for approximately one week every eight weeks to support operational needs outside of normal working hours.

About Aztalan Bio

Aztalan Bio is part of ClonBio Group, a family-owned global leader in grain biorefining. Our Jefferson, WI facility is the largest ethanol plant in the state, processing up to 50 million bushels of locally grown corn each year to produce ethanol, corn oil, distillers grains, bran, and germ.

Our sister facility, Pannonia Bio in Hungary, is one of the most advanced biorefineries in the world. Aztalan Bio is undergoing a multi-year, multi-hundred-million-dollar transformation modeled on this success—bringing world-class innovation and technology to Wisconsin. ClonBio invests heavily in its people, with engineers and scientists from 23 countries across five continents supporting our long-term growth.

Qualifications

  • ✓Minimum of 2 years of mechanical maintenance experience in a manufacturing facility, preferably chemical or food manufacturing.
  • ✓Welding and/or fabrication experience and certification (as applicable)
  • ✓Previous experience working with conveyors, pumps, valves, etc.
  • ✓Knowledge of mechanical and electrical blueprints and the capability to operate various mechanical equipment
  • ✓Forklift certified
  • ✓Strong attention to detail with the ability to work effectively as a team member
  • ✓Exhibit flexibility, reliability and mutual respect for fellow employees
  • ✓Strong safety and math aptitude

Work Environment & Physical Demands (choose only the ones that apply)

  • ✓Noise level in the work environment is moderate. Occasional exposure to high noise levels
  • ✓Employee may be exposed to work near moving mechanical parts
  • ✓Occasional exposure to chemicals used in the process
  • ✓Humid conditions and outdoor weather conditions including extreme heat and cold
  • ✓Personal Protective Equipment such as safety glasses, steel-toed boots, flame-resistant clothing, and hearing protection will regularly be required (or may be required)
  • ✓Regularly required to walk, sit, talk, and hear.
  • ✓The employee is occasionally required to stand; use hands to finger, handle, or feel; reach with hands and arms; and may occasionally be required to climb or balance; and stoop, kneel, crouch, or crawl.
  • ✓The employee must regularly lift and/or move up to 25 pounds and may occasionally lift and/or move up to 50 pounds.
  • ✓Specific vision abilities required by this job include close vision, color vision, peripheral vision, depth perception, and the ability to adjust focus.
  • ✓The employee will be required to do some walking/climbing stairs and occasional use of ladders
  • ✓The employee must be able to climb ladders.
  • ✓Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Show full description ↓

Description

Join Aztalan Bio as a Maintenance Technician and help support a growing, innovative biorefinery in Jefferson, WI. This full-time role offers a Mon–Fri schedule (7:00am–3:30pm), competitive pay of $30 - $38/hr and a strong benefits package including medical, dental, vision, PTO, sick time, and more. In this role, you will perform preventative and corrective maintenance on production equipment, troubleshoot mechanical and basic electrical issues, and ensure safe, reliable, and efficient operation of the facility. You will also participate in the facility’s on-call rotation, serving as a maintenance contact for approximately one week every eight weeks to support operational needs outside of normal working hours.

What We Offer

  • •Medical, Dental, and Vision insurance
  • •Paid Time Off (PTO)
  • •Sick Time
  • •Monthly Bonuses
  • •Additional voluntary benefits
  • •Many more employee perks

In this role, you will perform preventative and corrective maintenance on production equipment, troubleshoot mechanical and basic electrical issues, and ensure safe, reliable, and efficient operation of the facility.

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