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Senior/Principal Engineer – HV Primary Substations

Madrid, es💼 Full-time🗓 2026-07-07 → 2026-09-26

Core

Lead technical design and project support for high-voltage (up to 400kV) transmission and distribution projects, including primary substation systems, overhead lines, and HVDC/HVAC integration.

Role type

Senior/Principal Electrical Engineer (HV Substations & Transmission)

Builds

Primary electrical systems for transmission and distribution projects serving Transmission System Operators, Distribution Network Operators, and private developers.

Domain

Energy infrastructure, Power Grid, High Voltage Engineering

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

HV substation design (AIS/GIS), short-circuit and fault current analysis, earthing and lightning protection design, equipment sizing and selection, single-line diagram creation, coordination with civil teams, equipment specification and BOM development, international standards compliance (IEC/IEEE/ANSI)

Preferred skills

Leading large design engineering teams, experience with Grid Utilities, exposure to international standards

Technologies

GIS, AIS, HVDC, HVAC, converter stations, oil containment systems, battery systems, cooling systems

Responsibilities

Design primary substation systems including switchgear, busbars, and disconnectors; prepare single-line diagrams and general arrangement layouts; perform short-circuit force calculations and protection design; design earthing and lightning protection systems; integrate HVDC/HVAC systems; optimize substation layouts; review control and protection systems; coordinate with civil teams for foundations and structures; develop equipment specifications and BOMs; design underground cable systems.

Seniority

Principal, hands-on IC with strategic oversight

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