Assistant Manager, Plant

Menasha Corporation Employees, please log-in to your Workday account to apply for positions. About Us (and Our Exciting Future) Menasha Corporation is all about possibilities. Our two businesses, Menasha Packaging and ORBIS Corporation, are leaders in their industries, providing corrugated and plastic packaging products and related services to major global companies.

Our employees make the difference, proving that great ideas, collaboration and quality turn possibilities into success. Working at Menasha Corporation means that your insights provide cutting-edge solutions for our customers. If you like to make things happen and are passionate about what you do, you’re going to want to be here.

Join us and become part of the power behind possible.

About The Opportunity The Assistant Plant Manager is responsible for supporting a multi-site operation, with a primary focus on production performance, mold change operations, employee safety, quality, scrap reduction, and supervisor development. This role provides day-to-day leadership to the production department, ensuring safety, quality, delivery, and cost objectives are consistently achieved while fostering a culture of accountability, continuous improvement, and employee engagement. The Assistant Plant Manager serves as a key member of the plant leadership team and acts as the Plant Manager's designee in their absence.

Key Duties And Responsibilities

• Manage operations across a multi-site campus.
• Lead day-to-day plant operations and ensure performance against safety, quality, delivery, cost, and productivity objectives.
• Drive OEE improvement initiatives and remove barriers to equipment performance and throughput.
• Monitor and improve Direct Labor Efficiency (DLE) through workforce optimization and operational discipline.
• Lead daily production meetings, escalation processes, and action item follow-up.
• Ensure compliance with all EH&S, environmental, customer, and quality requirements
• Direct, coach, and develop supervisors and team leaders.
• Support union labor relations, grievance investigations, contract administration, attendance management, and progressive discipline.
• Lead root cause analysis activities using structured problem-solving methodologies.
• Assist with multi-site collaboration and deployment of best practices across ORBIS facilities.
• Serve as acting Plant Manager when assigned.
• Other duties as assigned.

Performance Measures and Outcomes

• Safety metrics
• Quality metrics
• Delivery metrics
• P&L metrics
• Production metrics
• Employee engagement

Education/Certification Level Required Bachelor’s Degree

#ORBIS

Level Desired Master’s Degree

Required Work Experience

• 5-8 years of relevant work experience
• 3-5 years of leadership experience, including salary direct reports

Desired

• 5-10 years of experience in plastics manufacturing
• 5-10 years of experience in a welding and/or fabrication environment
• Union leadership experience

Travel Requirements

• 5% - 20% travel

Two companies, one vision. Menasha Corporation consists of two companies that are leading the way to a sustainable future with packaging and supply chain solutions. Founded in 1849 and headquartered in Neenah, Wisconsin, we employ over 7,500 employees in 112 facilities in North America and Europe.

Our companies are leading corrugated and plastic packaging manufacturers and supply chain solution providers. Our Menasha Packaging Company is the largest independent provider of packaging and supply chain service solutions in North America, designing, printing, and fulfilling graphic packaging, display and merchandising solutions for over 1,800 brands, both in-store and online.

Our ORBIS business believes there is a better way to optimize today’s supply chains, with reusable packaging products and services. Reusable containers, pallets, dunnage, bulk systems and metal racks improve the flow product all along the supply chain to reduce costs, enhance profitability and add sustainability.

Our products and services are used by global, name-brand companies in the food, beverage, health and beauty, over-the-counter pharmaceutical, industrial, automotive, and electronics industries.

Come build an exciting, rewarding career with us, where you’ll have opportunities to grow.

The possibilities are endless. The power is yours! Menasha Corporation and its subsidiaries and affiliates are equal opportunity employers. All qualified applicants will be provided with equal employment opportunities without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, disability status, or genetic information.