Mechanical Commissioning Engineer (French Speaking) – Data Centre Projects

Location: Switzerland

Rotation: 2 Weeks On / 4 Days Off

Contract Type: Freelance / Contract

Start Date: ASAP – 1 to 2 year contract

Overview

We are seeking an experienced French-speaking Mechanical Commissioning Engineer to support the delivery of a large-scale data centre project in Switzerland. The successful candidate will be responsible for the commissioning, testing, and validation of critical mechanical systems, ensuring all infrastructure is delivered safely and in accordance with project specifications and client requirements.

This is an excellent opportunity to join a high-profile mission-critical project working alongside leading contractors, vendors, and commissioning teams.

Key Responsibilities

• Execute commissioning activities for critical mechanical systems within a live data centre construction environment.
• Review commissioning scripts, method statements, test procedures, and technical documentation.
• Support Level 1-5 commissioning activities and integrated systems testing.
• Witness and validate testing of mechanical equipment and systems.
• Coordinate with construction teams, vendors, subcontractors, and commissioning managers.
• Monitor installation quality and identify issues impacting commissioning readiness.
• Verify mechanical systems operate in accordance with design intent and client requirements.
• Produce commissioning reports, punch lists, test records, and close-out documentation.
• Support troubleshooting and resolution of mechanical system defects.
• Ensure all commissioning activities are completed in line with project health, safety, and quality standards.

Candidate Requirements

• Previous experience commissioning mechanical systems on data centre, mission-critical, pharmaceutical, industrial, or large infrastructure projects.
• Strong understanding of commissioning processes and documentation.
• Experience working within hyperscale or colocation data centre environments is highly desirable.
• Ability to read and interpret mechanical drawings, P&IDs, and technical specifications.
• Fluent French language skills (spoken and written).
• English language skills preferred.
• Strong troubleshooting and problem-solving capabilities.
• Eligible to work within Switzerland or able to work through an approved contract arrangement.

Darwin Recruitment is acting as an Employment Business in relation to this vacancy.

Nick Rands