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Data Center Operations Technician (Electrical) at Nebius · Katori

About Nebius:

Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.

Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI.

Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D.

The Role

We are seeking a skilled and motivated Data Center Operations Technician to support the operation and maintenance of critical infrastructure within a mission-critical data center environment in Lappeenranta, Finland. The successful candidate will have a strong electrical background and experience working with power distribution systems, industrial maintenance, or critical facilities operations.

This role is responsible for ensuring maximum uptime, reliability, and safety of data center electrical and mechanical systems while supporting 24/7 operations.

Key Responsibilities

Critical Infrastructure Operations

Operate and maintain critical electrical systems including:
- UPS systems
- Medium- and low-voltage switchgear
- Transformers
- Backup generators
- ATS/STS equipment
- Battery systems
- Power distribution units (PDUs)
Monitor facility systems using BMS/EPMS platforms.
Perform routine inspections and operational checks of critical infrastructure.

Maintenance & Troubleshooting

Perform preventive and corrective maintenance on electrical and mechanical systems.
Diagnose and troubleshoot equipment failures and alarms.
Support emergency response and incident recovery activities.
Coordinate with vendors and contractors during maintenance activities.

Safety & Compliance

Follow Finnish electrical safety regulations and company safety procedures.
Support lockout/tagout (LOTO) procedures and safe switching operations.
Maintain compliance with SFS 6002, occupational safety requirements, and site policies.
Ensure all maintenance activities are properly documented.

Operational Support

Participate in 24/7 shift operations, including nights and weekends.
Maintain accurate logs, reports, and maintenance records.
Assist with commissioning and testing of new equipment and infrastructure upgrades.
Support continuous improvement initiatives for operational efficiency and reliability.

Qualifications

Required

Vocational qualification, diploma, or degree in:
- Electrical Engineering
- Industrial Maintenance
- Automation Technology
- Power Systems
Experience working with electrical infrastructure or industrial systems.
Knowledge of:
- Power distribution systems
- Electrical troubleshooting
- Preventive maintenance practices
Ability to read electrical schematics and single-line diagrams.
Good English communication skills.

Preferred

Data center or mission-critical facility experience.
SFS 6002 Electrical Safety certification.
Experience with medium-voltage systems.
Knowledge of HVAC/cooling infrastructure.
Experience using CMMS, BMS, or EPMS systems.
Finnish language skills are an advantage.

Benefits & Perks:

Competitive compensation
Career growth and learning opportunities
Flexibility and ownership
Collaborative and innovative culture
Opportunity to work on impactful AI projects
International environment and talented teams

What's it like to work at Nebius:

Fast moving - Bold thinking - Constant growth - Meaningful impact - Trust and real ownership - Opportunity to shape the future of AI

Equal Opportunity Statement:

Nebius is an equal opportunity employer. We are committed to fostering an inclusive and diverse workplace and to providing equal employment opportunities in all aspects of employment. We do not discriminate on the basis of race, color, religion, sex (including pregnancy), national origin, ancestry, age, disability, genetic information, marital status, veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by applicable law.

Applicants must be authorized to work in the country in which they apply and will be required to provide proof of employment eligibility as a condition of hire.

If you need accommodations during the application process, please let us know.

Data Center Operations Technician (Electrical)