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Serioplast

Global rigid packaging producer and recycler

Production Supervisor

Full-TimeUpdated on 10/23/2026
No salary listed
Mid
St. Louis, MO, USA
In Person
Manufacturing & Production Operations

About the job

Requirements
  • Good knowledge of plastic molding technologies, including SBM and/or ISBM.
  • Good applied knowledge of mechanics, pneumatics, hydraulics, and electrical and/or electronic systems.
  • Good applied knowledge of measuring instruments and techniques.
  • Good applied knowledge of WCM standards.
  • Good knowledge of Health, Safety, and Environment rules and practices.
  • At least 3 years of experience as a shift leader in a manufacturing company, preferably in the fast-moving consumer goods sector.
Responsibilities
  • Supervise, coordinate, and support machine and packing operators by managing priorities, eliminating bottlenecks, and training production staff to execute their tasks correctly.
  • Participate in technical operations, including color and mold changes, blade, equipment, and line cleaning, and assisting with inline setup; perform small repairs and routine maintenance.
  • Make immediate decisions on urgent production-line issues, including stoppages and technical interventions, prioritizing staff safety, product quality, and production continuity.
  • Authorize production starts at machine startup and after changeovers or major maintenance in collaboration with the Quality Manager.
  • Communicate relevant production issues promptly and accurately to relevant departments, and report breakdowns and failures in a timely manner.
  • Ensure correct execution of the production quality-control plan and perform random product checks, including visual inspections and weight verifications.
  • Collaborate in investigating causes and implementing corrective actions, including specific quality controls, sorting activities, and processing defective bottles in the warehouse.

About the company

Serioplast produces rigid plastic packaging for major FMCG brands across home care, laundry, personal care, pharma, and food & beverage markets. It also designs and engineers its own machines and moulds, regenerates waste into recycled plastic, and operates as a contract manufacturer. How it works: customers receive rigid plastic packaging designed for their products; Serioplast handles the manufacture end-to-end, including in-house tooling and machinery; it recycles waste into recycled plastic to support sustainable production. How it stands out: the company combines packaging production with in-house equipment and mould design, recycling capabilities, and contract manufacturing, enabling simple, flexible, and sustainable solutions that cover both packaging and process technology. Its goal: to deliver reliable, high-quality packaging with sustainable materials and processes while meeting customer needs globally.

Company Size

501-1,000

Company Stage

Debt Financing

Total Funding

$5.5M

Headquarters

Seriate, Italy

Founded

1974

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Simplify's Take

What believers are saying

  • Virginia investment totaled $25.725 million, signaling management confidence in North American demand.
  • Revelio Labs showed 1,051 employees in March 2026, up 7% since 2023.
  • PRSE 2026 and SerioLoop activity show active recycling demand and partnership momentum.

What critics are saying

  • 45-job Virginia ramp depends on flawless startup after 2026 expansion spending.
  • Rigid plastic packaging faces customer concentration risk from Procter & Gamble and Unilever.
  • ESG claims invite scrutiny; Europe recyclable-packaging rules tighten from August 2026.

What makes Serioplast unique

  • March 2026 Mount Jackson, Virginia opened with advanced automation and high-efficiency capacity.
  • Unilever and Serioplast cut packaging prototyping lead times 70% using 3D-printed molds.
  • Serioplast supports PCR circular packaging through SerioLoop and CentroPlastica partnerships in Italy.

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Benefits

  • Performance Bonus
  • Commuter Benefits
  • Training Programs
  • Professional Development Budget
  • 401(k) Company Match
  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Health Savings Account/Flexible Spending Account
  • Paid Vacation

Growth & Insights and Company News

6 month growth

6%

1 year growth

6%

2 year growth

10%
Machines Italia
Jun 17th, 2025
Serioplast To Open Manufacturing Site In Shenandoah County, Virginia

Serioplast, a global plastic packaging manufacturer based in Italy, will invest $25.7 million to establish a 140,000-square-foot facility in Shenandoah County, Virginia, creating 45 new jobs.

Trend Hunter
May 12th, 2025
3D-Printed Packaging Molds

Unilever, a global fast-moving consumer goods company, has collaborated with Serioplast, a packaging manufacturer, to implement 3D printed molds within its packaging development process.