Alternance/apprentissage - Data Center Junior Field Engineer

DATA4'S MISSION

DATA4 creates Smart & Scalable digital facilities for our customers. Our network of highly connected, resilient and sustainable data center campuses underpins our customers’ digital growth in Europe.

 

DATA4 Group finances, designs, constructs and operates its own data centers. Delivered through our data center campus model, we provide our customers with secure, scalable and high-performance data hosting solutions.

 

DATA4 VALUES

At DATA4 we are driven by our values. These are the core of everything we do – from the proactivity we show in delivering great outcomes for our clients, to the responsibility we show as a key contributor to the digital economy. Our three values are :

1. To be entrepreneurial – we are teams of doers who make things happen - with autonomy, energy and a sense of responsibility
2. To always take responsibility – for our impact on the people we work with, the society we are part of, and the environment in which we operate
3. To constantly be adaptable – our business is designed to adapt, answering not only today’s challenges, but also anticipating what’s coming next.

ABOUT THE ROLE

The Data Center Junior Field Engineer (Apprenticeship) supports operational teams in the day-to-day technical monitoring and continuous improvement of critical data center infrastructure, across the following scopes:

• Electrical systems (MV/LV distribution, UPS, generators – operational level)

• Mechanical systems (cooling, HVAC, thermal equipment)
• BMS & Controls (supervision systems, automation, sensors, alarms)

This is a hands-on, learning-oriented position, designed to progressively build technical skills in mission‑critical environments under close supervision.

The apprentice contributes by:

• observing and supporting operational activities,
• collecting and documenting technical data,
• assisting in analysis and improvement actions.

Key Responsibilities

Operational & Technical Support

• Support Facility Managers (FM) and Critical Environment Managers (CEM) in the monitoring of electrical, mechanical, and BMS systems.
• Participate in site inspections and technical walkdowns.
• Assist in basic analysis of BMS alarms and events.
• Support first‑level incident response and troubleshooting activities, under supervision.

Electrical / Mechanical / BMS Exposure

• Learn and understand:
  • Data center electrical architectures (SLD, redundancy, backup systems).
  • Cooling and HVAC systems (chillers, CRAH units, cooling plants, free cooling).
  • BMS and control systems (sensors, automation logic, alarms).
• Participate in functional tests, periodic inspections, and supervised maintenance activities.

Documentation & Processes

• Support the update and structuring of technical documentation:
  • Single Line Diagrams (SLD),
  • Operating procedures (SOP / EOP),
  • Equipment inventories,
  • CMMS data and records.
• Contribute to documentation consistency and standardization across sites.

Projects & Commissioning Exposure

• Support commissioning, testing, and handover activities for new equipment or data halls.
• Observe interactions between Construction, Engineering, and Operations teams.
• Assist in collecting and consolidating technical data after commissioning.

Safety, Environment & IMS

• Strictly apply Data4 policies related to:
  • Health & Safety
  • Environment
  • Energy management
  • Information security
• Learn and comply with IMS and ISO standards (9001, 14001, 45001, 50001, 27001).

Education & Profile

Education

• Student enrolled in an apprenticeship program (Bachelor to Master level) in:

• • Electrical Engineering
  • HVAC / Mechanical Engineering
  • Industrial Maintenance
  • Automation / Electrotechnics
  • Energy Engineering

Technical Skills (Expected / To Be Developed)

• Basic knowledge of industrial electrical and/or mechanical systems

• Strong interest in automation, controls, and supervision systems
• Ability to read basic technical drawings and schematics
• Good command of standard IT tools (Excel, Office)
• Strong curiosity and attention to detail

Soft Skills

• Strong willingness to learn in a technical, operational environment

• Analytical mindset and attention to detail
• Ability to work in a safety‑critical and process‑driven environment
• Team spirit and good communication skills
• Sense of responsibility and compliance with procedures

Languages

• Fluent English (B2/C1)
• Additional language at B1 level minimum a plus (French, Spanish, Polish, Italian, German)

What You Will Learn

• Real‑life operation of mission‑critical data center infrastructure

• Electrical and mechanical redundancy concepts (N+1, 2N)
• Fundamentals of BMS and monitoring systems
• Operational methodologies: incident response, preventive maintenance, audits
• Collaboration within multicultural and cross‑functional teams