High and Medium Voltage Grid Lead Helsinki · On-site · Full-time View role

Sesterce; Helsinki; Hybrid; EUR 90,000 - 120,000; Full time

Job summary

Sesterce is building and operating AI campuses in Europe, including Finland, with dedicated power and cooling modules. We are seeking a senior HV/MV power systems engineer to own the grid connection from the transmission grid to substations, ensure code compliance, and plan capacity growth with utilities.

Bring 10+ years in HV/MV power systems and knowledge of Nordic grid codes to help us scale our Nordic footprint and meet energy reliability goals.

Qualifications

• 10+ years in HV and MV power systems.
• Experience connecting large loads.
• Knowledge of Nordic grid codes and transmission operator processes.

Responsibilities

• Lead connection studies, grid code compliance and agreements with the grid operators.
• Specify and oversee substations, transformers and protection systems.
• Plan capacity growth with the utilities.

Skills

HV power systems

MV power systems

Grid connection

Nordic grid codes

Job description

Sesterce builds and runs AI campuses in Europe: dedicated supercomputers on our own sites, powered by low-carbon energy. Every Sesterce Campus uses the same factory-built power and cooling modules and is run by Sesterce OS, from the grid to the chip. We are a small team moving fast, on campuses in France and Finland and on clusters in Paris, Madrid and Munich.

Own the grid connection of our Finnish campuses, from the transmission grid to the substations.

You will

• lead connection studies, grid code compliance and agreements with the grid operators
• specify and oversee our substations, transformers and protection systems
• plan capacity growth with the utilities.

You bring

• 10+ years in HV and MV power systems, ideally connecting large loads
• knowledge of Nordic grid codes and transmission operator processes