2nd Shift Lead Maintenance Technician - Mechanical

Maintenance Technician

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 (2:00pm–10:30pm), competitive pay of $38 - $46/hr plus a $2 shift premium and a strong benefits package including medical, dental, vision, PTO, sick time, and more. In this role, you will be performing advanced maintenance and repair activities while providing day-to-day leadership and technical guidance to the maintenance team.

This position serves as the primary point of contact for technicians during assigned shifts, coordinates daily maintenance activities, assists with work assignments, and ensures maintenance tasks are completed safely, efficiently, and with minimal impact to production.

What We Offer:

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

Duties and Responsibilities

• Perform all duties of the Maintenance Technician, including preventative, predictive, and corrective maintenance on production and facility equipment.
• Assist the Maintenance Foreman in coordinating daily maintenance activities to ensure maintenance goals are met and production downtime is minimized.
• Provide day-to-day direction, technical support, and mentorship to maintenance technicians, promoting teamwork and continuous development.
• Assign and prioritize daily work assignments as directed by the Maintenance Foreman, based on employee skills, workload, and production priorities.
• Serve as the lead technician during assigned shifts and assist in troubleshooting complex mechanical, electrical, hydraulic, pneumatic, steam, gas, water, and air system issues.
• Perform immediate analysis of equipment failures and coordinate repairs while ensuring all Environmental, Health, and Safety (EHS) requirements are followed.
• Assist with planned maintenance activities, plant shutdowns, equipment installations, and process improvements to improve safety, quality, and equipment reliability.
• Troubleshoot, disassemble, repair, and rebuild plant equipment including but not limited to: pumps, heat exchangers, conveyors, slides, and spouts, vehicles, grain processing equipment, agitators, valves, blowers, compressors, and fans
• Make necessary equipment adjustments including alignment, balancing, vibration analysis, and lubrication to maintain process specifications.
• Ensure maintenance work orders, repairs, inspections, and equipment history are accurately documented within the CMMS.
• Identify maintenance concerns, equipment deficiencies, and opportunities for continuous improvement, communicating recommendations to the Maintenance Foreman and Maintenance Manager.
• Assist in training technicians and operators on maintenance procedures, safe work practices, and basic equipment care.
• Promote and enforce compliance with all company safety policies, lockout/tagout procedures, and housekeeping standards.
• Coordinate with Production, Engineering, contractors, and other departments to support maintenance activities and maximize equipment availability.
• Maintain a clean, organized, and safe work area, ensuring tools and equipment remain in good working condition.
• Serve as the acting maintenance lead in the absence of the Maintenance Foreman, escalating personnel or operational issues as appropriate.
• 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 Clon Bio 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. Clon Bio invests heavily in its people, with…