Senior Critical Services Lead - Data Center Ops

DigitalLand Services (FI) Oy; Lahti; On-site; EUR 90,000 - 130,000; Full time

Job summary

DayOne, a leader in hyperscale data center development, seeks a Critical Services Manager in Lahti to oversee mechanical, electrical, and BMS engineering teams and the 24/7 shift crew. You’ll ensure uninterrupted operations and drive continuous improvement across critical infrastructure in a fast‑paced environment.

The role requires 7–10 years in data center operations with managerial experience, strong HVAC/electrical/BMS expertise, and excellent English. Finnish language skills are a plus.

Qualifications

• Degree in Mechanical or Electrical Engineering or related field.
• 7-10 years in data centre operations with managerial exposure.
• Strong knowledge of HVAC, electrical systems, generators, UPS, and BMS.
• Proficiency in English; Finnish language is an advantage.

Responsibilities

• Lead, mentor, and develop mechanical, electrical, and BMS engineering teams to support high performance and professional growth.
• Oversee the 24/7 shift team, ensuring effective communication and coordination to maintain continuous operations.
• Ensure efficient and reliable operation of all critical systems, including HVAC, electrical distribution, generators, UPS, and BMS.
• Develop and implement SOPs for maintenance and emergency response.
• Monitor system performance and implement improvements to enhance reliability and efficiency.
• Ensure operations adhere to safety protocols and regulatory standards.

Skills

Leadership

Analytical thinking

Problem-solving

English proficiency

Finnish knowledge (advantage)

HVAC knowledge

Electrical systems

BMS expertise

Education

Mechanical or Electrical Engineering degree

Job description

DayOne, a leader in hyperscale data center development, seeks a Critical Services Manager in Lahti to oversee mechanical, electrical, and BMS engineering teams and the 24/7 shift crew. You’ll ensure uninterrupted operations and drive continuous improvement across critical infrastructure in a fast‑paced environment.

The role requires 7–10 years in data center operations with managerial experience, strong HVAC/electrical/BMS expertise, and excellent English. Finnish language skills are a plus.