Hyperscale Data Center Operations Lead

DayOne; Lahti; On-site; EUR 90,000 - 120,000; Full time

Job summary

DayOne is building its flagship hyperscale data center campus in Lahti, Finland. You will oversee the operational management of multiple facilities within a designated cluster and lead technical teams to ensure reliable uptime and service quality.

The role focuses on managing power, cooling, and network infrastructure, guiding incident response, and driving maintenance plans to support 24/7 operations in a fast-growing global company.

Qualifications

• Degree in Engineering, Information Technology, or a related field.
• Strong knowledge of data center infrastructure including power, cooling, and network systems.
• Experience managing technical teams and 24/7 operational environments.

Responsibilities

• Operational management of multiple data centers within the cluster.
• Lead 24/7 operations, incident response, and service restoration.
• Mentor and develop ops and technical teams; coordinate shifts.
• Plan preventive and corrective maintenance with vendors.
• Ensure safety, compliance, and audits including ISMS and SOC2.
• Collaborate with customer support for 24/7 smart hands services.

Skills

Data center operations

Team leadership

Power systems

Cooling systems

Network systems

Incident management

Vendor coordination

Safety & compliance

English communication

Education

Degree in Engineering or IT

Tools

ISMS

SOC 2

Job description

DayOne is building its flagship hyperscale data center campus in Lahti, Finland. You will oversee the operational management of multiple facilities within a designated cluster and lead technical teams to ensure reliable uptime and service quality.

The role focuses on managing power, cooling, and network infrastructure, guiding incident response, and driving maintenance plans to support 24/7 operations in a fast-growing global company.