Commissioning Engineer – Data Center

About the role

Amazon Web Services (AWS) is seeking a Commissioning Engineer to join its Data Center Commissioning team (ACx) in the EMEA region. You will work on the construction and commissioning of critical infrastructure for AWS‑owned data centres and colocation facilities.

Key responsibilities

• Support vendors, contractors and internal teams during construction and commissioning of medium and low voltage power systems, generators, UPS, HVAC, chilled water, building management and electrical power monitoring systems.
• Develop test scripts, schedule activities and plan multi‑discipline commissioning tasks.
• Review component submittal packages and lead Factory Witness Testing (FWT).
• Perform system‑level and integrated system testing, testing and balancing, and pump/hydronic verification.
• Audit commissioning activities for compliance with environmental, quality and safety requirements.
• Produce weekly status reports and capture lessons learned across multiple concurrent projects.

Required profile

• Proven experience in critical infrastructure commissioning, preferably in data centre environments.
• Ability to work with vendors, contractors and cross‑functional teams.
• Strong understanding of compliance standards for environment, quality and safety.
• Experience managing multiple projects and delivering comprehensive documentation.

Required skills

• Medium voltage power systems
• Low voltage power systems
• Generators
• Uninterruptible Power Supplies (UPS)
• HVAC systems
• Chilled water systems
• Building Management Systems (BMS)
• Electrical Power Monitoring Systems (EPMS)
• Testing and balancing
• Pumps and hydronic systems
• Factory Witness Testing (FWT)