Plant Manager

Sealed Air designs and delivers packaging solutions that protect essential goods transported worldwide, preserve food, enable e-commerce and digital connectivity, and help create a global supply chain that is touchless, safer, less wasteful, and more resilient. We strive to foster a caring, high-performance growth culture that will deliver consistent, sustainable profitable growth and accelerate our performance – a culture where accountability is clear and aligned, and where we reward business outcomes and impact. That culture guides everything we do, including how we partner with our customers and suppliers, how we attract and retain top talent, and how we create and deliver value to our stakeholders. In 2025, Sealed Air generated $5.4 billion in sales and has approximately 16,100 employees who serve customers in 119 countries/territories. To learn more, visit  .  

What does a Plant Manager do?

As Plant Manager for our Liquibox manufacturing site in Madrid, you will lead the safe, efficient, and sustainable operation of the plant. You will connect production, supply chain, quality, maintenance, finance, commercial, and people priorities to ensure that the plant delivers the right products, at the right time, with the required levels of quality, service, and cost efficiency.You will set the plant’s direction, develop its people, improve processes, manage operational risks, and ensure that the site supports the broader business strategy.

This role requires a leader who can balance daily operational execution with longer-term improvements in capacity, capability, profitability, and customer service. The Plant Manager will also act as a key link between the plant and the wider business, strengthening collaboration with commercial, portfolio, and supply chain teams and helping the organization respond effectively to changing customer and market requirements.

Why do we need you?

• Use your strategic thinking, business judgment, and prioritization skills to translate company and Liquibox objectives into clear plant priorities, operating plans, and measurable performance goals.
• Use your organizational skills to establish effective management routines, performance reviews, escalation processes, and follow-up actions.
• Use your analytical and decision-making skills to identify performance gaps, understand root causes, and ensure that corrective actions are implemented.
• Use your manufacturing expertise and operational discipline to ensure that production plans are delivered safely, efficiently, and in accordance with customer requirements.
• Apply your problem-solving and decision-making skills to resolve operational constraints quickly and prevent recurring issues.
• Use your visibility and communication skills to stay connected to the plant floor and ensure that issues are identified and addressed early.
• Use your planning, analytical, and organizational skills to establish clear and reliable visibility of stocks, inventory levels, material availability, and production requirements.
• Work closely with the supply planner, materials control team, production teams, and relevant business stakeholders to improve replenishment, stock accuracy, and material flow.
• Use your Lean Manufacturing, Six Sigma, root-cause analysis, and process-improvement skills to identify and deliver sustainable improvements in productivity, quality, cost, service, and lead time.
• Challenge existing processes constructively and look for better ways of working without compromising safety or quality.
• Use your financial understanding and commercial awareness to contribute to the plant budget, forecasts, cost plans, and longer-term business priorities.
• Monitor the key drivers of plant cost and profitability, including labor, materials, waste, energy, maintenance, productivity, and inventory.
• Use your leadership, coaching, and communication skills to create a positive, collaborative, and accountable working environment.
• Build a culture based on safety, respect, quality, ownership, continuous learning, and operational discipline.

Qualifications

• Bachelor’s degree in Engineering, Manufacturing, Operations, Business Administration, or a related field.
• Proven experience in manufacturing, plant operations, production, or site leadership as senior, strategic, or cross-functional operational leadership role.
• Proven experience managing or improving manufacturing performance across safety, quality, service, cost, productivity, and delivery.
• Experience leading continuous improvement, operational excellence, change-management, or transformation initiatives.
• Experience with budgeting, forecasting, cost control, capital investment, and financial performance analysis.