Delta Group is a global leader in power and thermal management solutions, dedicated to delivering innovative, clean, and energy‑efficient technologies that support mission‑critical industries. Since establishing its EMEA headquarters in Hoofddorp in 1995, Delta has significantly expanded its engineering capability through major acquisitions, including Ascom Energy Systems (2003) and Eltek ASA (2015). With more than a century of inherited engineering expertise, Delta continues to strengthen its presence across telecom, industrial, medical, and data‑center sectors, offering advanced high‑power systems and comprehensive service solutions to customers across Europe, the Middle East, and Africa.

As a Field Service Engineer – UPS (Data Center Segment), you will play a key role in delivering high‑quality service, technical expertise, and customer support for Delta’s Uninterruptible Power Supply (UPS) and related DCS (Data Center Solutions) products. This role involves both hands‑on technical work and knowledge leadership—developing deep expertise, sharing best practices across EMEA, supporting customers with complex issues, and contributing to continual product and service improvements.

Key Responsibilities

• Technical Support & On‑Site Service

• Perform on‑site diagnostics, troubleshooting, repair, and maintenance of Delta UPS and data‑center power products.
• Lead complex service activities including Level 2–Level 5 commissioning, system start‑ups, performance testing, and verification of correct installations.
• Provide escalated technical support for critical customer incidents.
• Conduct root‑cause analysis and feed insights back to engineering and product teams.

• Training & Knowledge Development

• Deliver technical training programs to Delta field service engineers, partners, and customers.
• Develop training materials, troubleshooting guides, and best‑practice procedures.
• Serve as a subject‑matter expert for DCS products.

• Documentation & Process Ownership

• Create and maintain service-related technical documentation.
• Define scope of work for installation, commissioning, and maintenance.

• Service Partner Management

• Provide partner onboarding and capability assessment.
• Ensure consistent service quality and customer satisfaction.

• Customer & Business Engagement

• Collaborate with sales and product teams to understand customer needs.
• Identify service opportunities and product upgrades.
• Support pre‑sales and after‑sales activities with technical insight.

• Degree in Electrical Engineering or similar.

• Minimum 3 years’ experience with UPS or power‑electronics systems.

• Strong understanding of electrical systems and power infrastructure.

• Excellent communication skills, written and verbal.

• Hands‑on experience troubleshooting high‑power systems.

• Willingness to travel across France and EMEA on request.

• Fluent in French and English.

Preferred Skills

• Data‑center or mission‑critical UPS experience.

• Experience with Cooling solutions a plus

• Knowledge of battery technologies.

• Familiarity with SCADA/BMS systems.

• Relevant electrical safety or vendor certifications.