Maintenance Engineer

Contract

Maintenance Engineer | System Owner Utilities

Posted on 12 August 26 by Caroline Roeleveld

• Leiden
• €3.700 - €5.900 per Month

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Job Description

Maintenance Engineer | System Owner Clean Utilities

At Callista, we bring Impact Delivered to life. As a specialized consultancy and engineering firm, we support complex projects in the pharmaceutical, biotechnological and high-end food industry. With a team of more than 150 experienced consultants in the Netherlands and Switzerland, we deliver tailor-made solutions that perfectly match the needs of our customers.

Our MICA mindset – Mastery, Integrity, Caring, Agility – is the foundation of our success.

Your role

Maintenance Engineer / System Owner – Clean Utilities

Region Leiden | Start in Q4 2026 | Long-term commitment | Onsite

For a pharmaceutical manufacturing site, we are looking for an experienced Maintenance Engineer to act as System Owner for the site's clean utilities systems, including WFI/WDI (Water for Injection / Water Distribution), clean steam and chilled water. In this role, you support the Business System Owner in the operational and technical management of these GMP-critical systems, ensuring reliability, compliance and continuity across the site.

You will combine day-to-day technical ownership with project involvement, coordinating design, commissioning, qualification and delivery of installations, while working closely with Engineering, Operations, Quality and external vendors.

Responsibilities

System Ownership – Clean Utilities

• Acting as System Owner for the clean utilities systems (including WFI/WDI, clean steam, chilled water), ensuring operational continuity and compliance across these systems
• Serving as the point of contact for technical questions, disruptions and improvement proposals concerning the assigned utility systems
• Leading or supporting troubleshooting efforts for utility-related equipment, and maintaining system uptime and reliability
• Developing and optimizing preventive maintenance programs in coordination with the maintenance and reliability teams
• Maintaining and updating technical documentation, system drawings, SOPs and user requirement specifications (URS)

Project and Change Involvement

• Completing ongoing projects within the maintenance department related to clean utilities systems
• Preparing investment plans and CAPEX requests for installation-related projects
• Coordinating the design, commissioning, qualification and delivery of installations
• Managing the Management of Change (MoC) process in compliance with GMP requirements
• Supporting root cause investigations, change controls, CAPAs and deviations related to utility systems

Compliance and Quality

• Ensuring compliance with the applicable quality standards of the site
• Adhering to all quality, safety and environmental regulations within area of responsibility
• Supporting audits and inspections related to clean utilities systems

Profile

• Bachelor's degree in Mechanical, Chemical, Process or Utilities Engineering, or equivalent through experience
• Several years of experience in a pharmaceutical, biotechnology or life sciences manufacturing environment
• Knowledge of clean utilities systems such as WFI, purified water, clean steam and process gases
• Experience with GMP requirements and regulated production environments
• Familiarity with change control and quality management systems; experience with a CMMS is a plus
• Strong troubleshooting and problem-solving skills, with the ability to work both independently and in cross-functional teams
• Good communication skills in English; Dutch language skills are a plus

Are you a hands-on technical professional who wants to take ownership of business-critical utility systems within a high-tech pharmaceutical environment? Then we would like to talk to you!

Apply Now

Job Information

Rate / Salary

€3.700 - €5.900 per Month

Sector

Engineering

Category

Not Specified

Skills / Experience

Not Specified

Benefits

Not Specified

Our Reference

JOB-5941

Job Location