Production Supervisor: Lean Manufacturing & Safety Leader

Smurfit Westrock; Liberty (MO); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

401k with employer match

Career development

Job summary

Smurfit Westrock in Liberty, MO, is seeking a Production Supervisor to lead the day‑to‑day shift operations, ensure safety, quality and on-time production, and manage a team of supervisors and operators. The role requires Lean experience and a track record in corrugator/converting supervision, with a focus on continuous improvement.

The successful candidate will coordinate with multiple departments, monitor KPIs, and drive cost‑effective production while maintaining safety standards and

Qualifications

• High School diploma or GED required.
• 3+ years of corrugator/converting supervisory experience required.
• Bachelor’s degree preferred.
• Experience in a Lean environment; Six Sigma Green or Black Belt certification.
• Proven operations/manufacturing/supply chain experience.
• Excellent communication and listening skills.
• Proven problem-solving ability and continuous improvement mindset.

Responsibilities

• Manage day-to-day shift operations with emphasis on safety, quality, delivery and cost.
• Serve as first point of contact for operators on mechanical or production issues.
• Coordinate with other departments to meet production goals and schedules.
• Monitor KPIs, efficiency, downtime, inventory and production data.
• Provide safety, environmental and health improvement recommendations.
• Coach and develop production staff and conduct performance reviews.
• Ensure compliance with plant safety regulations and customer commitments.

Skills

Lean experience

Six Sigma Green/Black

Corrugator supervision

Communication skills

Problem solving

Team collaboration

Shift troubleshooting

Self-directed

Education

High School diploma or GED

Bachelor’s degree in Business Management/Engineering/Operations Management

Job description

Smurfit Westrock in Liberty, MO, is seeking a Production Supervisor to lead the day‑to‑day shift operations, ensure safety, quality and on-time production, and manage a team of supervisors and operators. The role requires Lean experience and a track record in corrugator/converting supervision, with a focus on continuous improvement.

The successful candidate will coordinate with multiple departments, monitor KPIs, and drive cost‑effective production while maintaining safety standards and