Senior HV Electrical Engineer – Green Hydrogen

Aldebaran Group; Madrid; On-site; EUR 70,000 - 100,000; Full time

Job summary

Aldebaran Group is seeking an HV Electrical Engineer to lead the development of industrial facilities, focusing on renewable energy and green hydrogen production.

You will ensure performance, reliability, and compliance of high-voltage architectures, supporting project teams in technical decisions and risk management throughout the project lifecycle. Strong expertise in HV systems and energy projects is required.

Qualifications

• 10+ years of experience in HV/MV electrical engineering for industrial projects.
• Experience on large-scale energy or hydrogen projects is preferred.
• Strong knowledge of HV/MV/LV electrical systems and standards.

Responsibilities

• Define, optimize, and validate the electrical architecture of installations, acting as the technical authority for high-voltage systems (HV networks, HV/MV and MV/LV transformers).
• Coordinate and validate the design and sizing studies of HV/MV/LV electrical installations, ensuring the technical quality of deliverables.
• Participate in the technical evaluation of bids and engage in technical discussions with contractors and equipment suppliers, especially for electrolysis systems and associated infrastructure.
• Advise project teams on technical choices, taking into account the specific constraints of green hydrogen projects (high power demand, renewable energy integration, service continuity).
• Propose innovative technical solutions aligned with energy transition challenges.
• Work closely with project teams and other disciplines to ensure overall design consistency (process, utilities, renewables).
• Contribute to the development of the company’s technical and quality framework (procedures, specifications, standards), integrating the specific requirements of green hydrogen projects.
• Location: Various geographical areas.

Skills

Power transmission

Power distribution

HV calculations

ETAP

Education

Engineering degree or Master’s in Electrical Engineering

Tools

ETAP

Job description

Aldebaran Group is seeking an HV Electrical Engineer to lead the development of industrial facilities, focusing on renewable energy and green hydrogen production.

You will ensure performance, reliability, and compliance of high-voltage architectures, supporting project teams in technical decisions and risk management throughout the project lifecycle. Strong expertise in HV systems and energy projects is required.