Interested in a career that matters?

At Novonesis, we work to unlock the power of biology to create more sustainable solutions for the world. In this role, you will be part of a highly skilled site utilities and facilities team supporting critical production and storage operations at our West Allis and New Berlin sites.

You will work hands‑on with complex mechanical and utility systems that are essential to safe, reliable operations—while collaborating closely with maintenance, engineering, EHS, and external partners to ensure our sites operate efficiently, safely, and in full regulatory compliance.

The Role & Your Impact

This is a hands‑on, operational and technical role with a strong focus on reliability, safety, and continuous improvement. You will act as a key technical resource for site utilities and ammonia refrigeration systems, ensuring high system uptime and compliance across multiple locations.

Your key responsibilities include:

• Providing technical support for site utility systems including electrical distribution, natural gas, steam, water systems, compressed air, HVAC, chillers, cooling towers, and water treatment.
• Serving as technical lead for ammonia refrigeration systems, including compressors, evaporators, condensers, and control systems.
• Leading and documenting Process Safety Management (PSM) and Ammonia PSM activities, including audits, PHAs, and mechanical integrity programs.
• Developing, executing, and improving preventive and corrective maintenance programs for mechanical utility systems.
• Leading and supporting utility‑related capital projects, energy efficiency initiatives, and sustainability improvements.
• Coordinating contractors and service providers across West Allis (primary) and New Berlin sites.

What You’ll Need to Be Successful

To succeed in this role, you bring a strong technical foundation and a safety‑first mindset:

• Associate’s degree in mechanical, electrical, industrial engineering, or a related field (or equivalent military technical experience).  Bachelor’s degree preferred.
• Minimum 5 years of experience working with industrial utilities, ammonia refrigeration, or mechanical systems.
• Hands‑on experience with HVAC, steam systems, compressed air, water distribution, and mechanical utilities.
• Strong troubleshooting, root cause analysis, and problem‑solving skills.
• Solid understanding of mechanical integrity principles, documentation, and regulatory compliance.
• Ability to read and interpret mechanical drawings, schematics, P&IDs, and service reports.
• Strong communication skills and the ability to work cross‑functionally with internal teams and external contractors.

Additional Skills & Interests We Value

While not required, the following are considered strong advantages:

• Level 3 Ammonia Operator certification.
• Experience conducting PSM audits, PHAs, and mechanical integrity inspections.
• Project management experience within utilities, facilities, or manufacturing environments.
• Experience supporting energy efficiency or sustainability initiatives.
• Familiarity with OSHA, EPA, NFPA, and ASHRAE standards.

What We Offer

At Novonesis, you will join a collaborative and safety‑driven workplace where your expertise truly matters. We offer:

• Meaningful work that supports sustainable production and global impact.
• Opportunities to grow your technical expertise and take ownership of critical systems.
• Close collaboration with experienced professionals across maintenance, engineering, and EHS.
• A culture that values safety, continuous improvement, and knowledge sharing.

Ways of Working / Working Conditions

• Primarily on‑site role with approximately 70% of time at West Allis and 30% at New Berlin.
• Multi‑site support with occasional off‑site training and travel.
• Role may include being on‑call for emergency utility or refrigeration issues.
• Work environment includes industrial and factory settings with exposure to noise, temperature variations, and mechanical equipment.
• Physical requirements may include walking, climbing, and occasional lifting as part of system inspections and maintenance support.

Compensation & Benefits

• Expected base salary range: USD 85,000 – 95,000, depending on experience.
• Competitive benefits package including health insurance, retirement plans, and paid time off, in line with local Novonesis offerings.

Relevant information

• Application deadline: 6/19/26

Our purpose guides the way

In Novonesis, we know that solutions rooted in biology can help solve humanity’s biggest challenges. Since we began more than a century ago, this has been our guide. It’s how we've gotten so far. And it’s how we'll impact the future. Now, more than ever, the world needs change. And with biosolutions, the possibilities for transformation are endless. If our purpose resonates with you, we encourage you to apply.

Opportunities for everyone

We are committed to an inclusive recruitment process and equal opportunity for all applicants. Therefore we ask you to apply without a cover letter or photo and instead include a few sentences in your CV explaining your motivation for applying.

We make all employment decisions based on business needs and welcome candidates with a wide range of backgrounds, including ethnicity, religion, gender, sexual orientation, age, disability, or veteran status.

Explore other openings

If this position isn’t the right fit, you may still find other opportunities with us. You’re welcome to explore open roles or create a job agent to stay connected with future opportunities at novonesis.com/Career