Data Center Shift Lead — Ops, Safety & Team Leadership

DayOne; Lahti; On-site; EUR 65,000 - 90,000; Full time

Job summary

DayOne is building its flagship hyperscale data center campus in Lahti, Finland. We seek a hands-on Shift Supervisor to lead a team of shift technicians, ensure safe, reliable operations, and coordinate with stakeholders.

You will supervise daily operations, manage incidents, and drive continuous improvement within a critical environment. Fluency in English is required; Finnish is a plus.

Qualifications

• Must have leadership experience supervising a technical team in a critical operations environment.
• Strong knowledge of data center infrastructure including power, cooling, and fire suppression systems.
• Fluent in English; Finnish language skills are a plus.

Responsibilities

• Lead and supervise a team of shift technicians to perform duties effectively.
• Oversee day-to-day data center operations and ensure critical systems run reliably.
• Coordinate incidents, handovers, and escalation with stakeholders and vendors.
• Foster a safe, compliant, and continuous improvement culture.

Skills

Team leadership

Communication skills

English proficiency

Education

Electrical/Mechanical/Building Services Eng qualification

Tools

Data center knowledge

Power distribution

UPS systems

Cooling systems

Job description

DayOne is building its flagship hyperscale data center campus in Lahti, Finland. We seek a hands-on Shift Supervisor to lead a team of shift technicians, ensure safe, reliable operations, and coordinate with stakeholders.

You will supervise daily operations, manage incidents, and drive continuous improvement within a critical environment. Fluency in English is required; Finnish is a plus.