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Maintenance Technician II

Microbial Discovery Group
Oak Creek, WI Full Time
POSTED ON 4/6/2026 CLOSED ON 6/2/2026

What are the responsibilities and job description for the Maintenance Technician II position at Microbial Discovery Group?

We are seeking a dedicated and skilled Maintenance Technicians to join our growing team. We are proud to offer a $2,500 sign-on bonus to all new hires for this position.


About Us:

Microbial Discovery Group (MDG) is an R&D-driven product development and Bacillus fermentation company. We apply Real Science to a Trusted Process, yielding Proven Success for our partners. At MDG, we recognize the need for sustainable solutions to the world’s largest problems, and we work to solve them as part of our mission to Feed, Clean, Save the World. As a member of our team, your ideas and innovations are integral to who we are. Come grow with us!

Position Summary:

The Maintenance Technician II is "hands-on", has excellent diagnostic skills, can keep things running smoothly, work with contractors for maintenance tasks that are outside of core skill sets, develop a Preventive Maintenance (PM) plan, establish and maintain a spare parts inventory, and be an integral part of the team that plans and builds the next round of expansion. The work is fun, full of variety, and challenging. 

Responsibilities:

  • Troubleshoots and isolates equipment problems (mechanical and electrical). 
  • Implements repairs while minimizing impact to production. 
  • Establishes and adheres to preventive maintenance schedule using web based preventative maintenance software. 
  • Documents all maintenance and repair activities. 
  • Establish and maintain a spare parts inventory. 
  • Support for non-routine work hours. 
  • Will be required to perform other duties as requested, directed, or assigned. 
  • Ensure the proper maintenance and repair of the plant equipment.

Qualifications:

  • Bachelor of Science or Master of Science degree in Electrical, Mechanical, or Chemical Engineering. 
  • 5 years of experience in installing and maintaining plant floor mechanical and electrical systems. 
  • Manufacturing, fermentation or chemical product operations experience highly desirable. 
  • Expertise with biotechnology operations including fermentation and CIP/SIP is preferred. 

Work Environment and Physical Requirements:

  • Majority of work is conducted in a fermentation production facility and includes frequent exposure to wet, humid, dusty, and noisy conditions.
  • Work includes lifting (up to 50 lbs.), standing, walking, as well as occasional scooping, kneeling, or crouching.

Safety Requirements:

  • Mandated use of company-issued uniform and Personal Protective Equipment (PPE).
  • Adherence to all company safety procedures and regulations to maintain a safe working environment.


Salary.com Estimation for Maintenance Technician II in Oak Creek, WI
$49,863 to $62,102
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