Senior Process Engineer

• Job title Senior Process Engineer
• Function Supply Chain Engineering
• Sub function Process Engineering
• Category Experienced Engineer, Process Engineering (ST5)
• Location Leiden / Netherlands
• Date posted Jul 08 2026
• Requisition number R-086655
• Work pattern Hybrid Work

Description

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at jnj.com.

As guided by Our Credo, Johnson & Johnson is responsible to our employees who work with us throughout the world. We provide an inclusive work environment where each person is considered as an individual. At Johnson & Johnson, we respect the diversity and dignity of our employees and recognize their merit.

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About Innovative Medicine

Our expertise in Innovative Medicine is informed and inspired by patients, whose insights fuel our science-based advancements. Visionaries like you work on teams that save lives by developing the medicines of tomorrow.
Join us in developing treatments, finding cures, and pioneering the path from lab to life while championing patients every step of the way.

Learn more at https://www.jnj.com/innovative-medicine

We are searching for the best talent for the Senior Process Engineer to be based in Leiden.

You will help ensure reliable commercial manufacturing of biologic medicines by implementing new processes, optimizing downstream operations, and supporting cross‑functional teams to keep quality, safety, and compliance at the highest level.

As a Senior Process Engineer, you will:

• Lead the introduction and implementation of new production processes and technologies to support commercial manufacturing and product supply.
• Optimize downstream processing (DSP) operations to improve yield, reliability, and minimize downtime.
• Own process control and validation activities, ensuring processes run within validated and regulatory limits and that process records remain compliant.
• Drive data collection, analysis, and reporting to identify trends, root causes, and opportunities for continuous process improvement and CPV actions.
• Initiate, design, and manage Product Impact Assessments and Change Controls from initiation to completion, coordinating with Operations, Quality, Engineering, MSAT, and Digital.
• Perform Gemba walks and act as a subject-matter expert for inspections and audits, leading sustainable improvements in safety, quality, cost, and schedule.

Qualifications/Requirements:

• Master’s or PhD in Biotechnology, Biochemical Engineering, Chemical Engineering, Pharmaceutical Sciences, Life Sciences, or a related discipline.
• Approximately 6–8 years’ relevant experience in GMP pharmaceutical or biotechnology manufacturing, with strong operational DSP experience.
• Proven experience supporting commercial manufacturing, investigations, change controls, and continuous improvement initiatives.
• Comfortable working in multidisciplinary operational environments and collaborating across functions.
• Fluent in English (required); proficiency in Dutch is preferable.
• Strong analytical thinker who handles complexity, uses data to find root causes, stays calm under pressure, and adapts to changing priorities.

Here's what you can expect:

• Application review: We'll carefully review your CV to see how your skills and experience align with the role.
• Getting to know you: If there's a good match, you'll be invited to a short call with one of our recruitment team to understand more about you and answer any questions that you might have.
• Staying informed: We know waiting can be hard and processes can evolve; our recruitment team will keep you updated and make sure you know what to expect at each step.
• Final steps: For successful candidates, you will need to complete country-specific checks before starting your new role. We will help guide you through these.

Finally, at the end of the process, we'll invite you to share feedback in a short survey — your input helps us continue improving the experience for future candidates. Thank you for considering a career with Johnson & Johnson. We're excited to learn more about you and wish you the best of luck in the process! #RPOEMEA #LI_Hybrid

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The anticipated base pay range for this position is:

Benefits:

In addition to base pay, we offer the following benefits*: an annual bonus with set target (% of pay) depending on pay grade / location, where the actual amount is based on the employees’ and companies’ performance of the previous calendar year, or sales commissions. Moreover, we offer vacation days, parental leave for a minimum of 12 weeks, bereavement leave, caregiver leave, volunteer leave, well-being reimbursement, programs for financial, physical and mental health. We also offer service anniversary and recognition awards, and subject to the terms of their respective plans, employees - and in some location’s eligible dependents - can participate in several insurance plans. For more information, visit Employee benefits | Supporting well-being & career growth | Johnson & Johnson Careers.

*This is for informative purposes only. Amounts and actual benefits may vary by location and are subject to change.