(Sr) Validation Engineer

Leiden, South Holland, Netherlands • Posted June 04, 2026

Job Type: Full-time
Location: Leiden, South Holland
Posted: June 04, 2026
Category: Engineers
Application Deadline: July 14, 2026

Role Description

(Sr) Validation Engineer

With our growing Validation Team, a great opportunity for a (Senior) Validation Engineer has become available at HAL Allergy in Leiden!

As (Senior) Validation Engineer, you play a vital role in ensuring compliance with regulatory standards and industry best practices throughout the qualification and validation processes. You work closely with cross-functional teams and play a crucial role by coordinating, planning, executing, reporting and archiving qualification / validation.

Your tasks
  • Provide expert validation input in the design, implementation, and modification of equipment, systems, and production facilities.
  • Co-develop and assess User Requirement Specifications (URS) in collaboration with multidisciplinary teams and suppliers.
  • Prepare and execute C&Q/IQ/OQ/PQ protocols for equipment, utilities, processes, cleaning, and computer systems, including reporting and validation frequency recommendations.
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