Opex Manager

At Nouryon, our global team of Changemakers takes positive action every day to reach higher and collectively and individually. We create innovative and sustainable solutions for our customers to answer society's needs - today and in the future.

We are looking for team members who bring ideas forward, champion others and work together to do better. Does that sound like you?

About the Job:
At Nouryon, we're all about improving how things run. As an OpEx Manager, you'll drive Operational Excellence across our ISC teams, with a strong focus on our manufacturing sites.

This role is based in Mexico City, with frequent visits to our plant in Los Reyes. You'll spend your time leading projects, coaching site teams, training people on Lean Six Sigma, and helping us build a long-term culture of continuous improvement.

You'll work across functions, influence without authority, and help teams solve problems using data, metrics, and proven CI tools. Expect to support big initiatives locally and occasionally across the region.

In your future role as OpEx Manager, you will:

• Lead and deliver OpEx / CI programs across ISC
• Identify improvement opportunities and run execution with site and functional teams
• Train teams on Lean Six Sigma, tools, and Nouryon processes
• Coach and support L6S practitioners in the region
• Guide site teams with direction, motivation, and clear communication
• Build teamwork and align teams with ISC and company goals
• Develop tools, models, and trainings to strengthen our CI culture
• Support deployment of OpEx at manufacturing sites and provide program visibility
• Drive key projects that bring measurable value to the company
• Support the ISC and Regional Asset Strategy
• Help define project scopes and deliver workshops when needed
• Lead investigations and partner closely with site leaders
• Take the lead on complex, high-priority improvement projects

We believe you bring

• Bachelor's degree (chemical, mechanical, industrial, supply chain, or similar technical field preferred)
• 5+ years of experience in manufacturing, operations, or plant-based roles
• (Enough to understand production processes, equipment efficiency, root-cause methods, and CI tools in a real plant environment)
• 3+ years of hands-on Continuous Improvement / Operational Excellence experience
• Running CI projects, improving KPIs, leading investigations, driving cost/efficiency initiatives
• Lean Six Sigma Green Belt (required)
• Black Belt (nice to have, not mandatory)
• Strong experience with:
• Root cause analysis (RCA)
• OEE improvement
• Data & statistical analysis
• Process mapping / VSM / DMAIC
• Project management experience — leading cross-functional projects, managing timelines, and delivering measurable results
• Comfortable training and coaching teams at all levels
• Strong influencing skills — able to lead without authority and drive change in plant environments
• Solid English communication skills
• Self-driven mindset and passion for CI, innovation, and problem-solving
• Lives in CDMX (or willing to relocate) and is comfortable visiting Los Reyes frequently

Additional details:

• This is a permanent position on a full-time basis, reporting to the Regional OPEX leader based in Houston, TX.
• When applying, please submit your resume in English. Do not submit it in Spanish.

Good to know:
Please apply via our online recruitment system. We will not accept applications via e-mail. Once it's with us we will review to see if we have a match between your skills and the role

For more information about our hiring process, visit:

We look forward to receiving your application

We kindly ask our internal candidates to apply with your Nouryon email via Success Factors.

About Nouryon:
We're looking for tomorrow's Changemakers, today.

If you're looking for your next career move, apply today and join Nouryon's worldwide team of Changemakers in providing essential solutions that our customers use to manufacture everyday products such as personal care, cleaning, paints and coatings, agriculture and food, pharmaceuticals, and building products. Our employees are driven by the desire to make an impact and actively drive positive change. If that describes you, we will gladly make way for your ambitions.

From day one, we support you with your personal growth, through challenging positions and comprehensive learning and development opportunities, in a dynamic, international, diverse, and proactive working environment.

Visit our website and follow us on LinkedIn.

We have already chosen our sourcing channels for this recruitment and kindly ask not to be contacted by any advertisement agents, recruitment agencies or staffing companies.