Senior HV Electrical Engineer for HV Substations

INTEC Energy Solutions; Madrid; Hybrid; EUR 70,000 - 110,000; Full time

Job summary

A leading renewable energy solutions provider in Madrid seeks a Senior HV Electrical Engineer to manage high-voltage substation design and installation. Ideal candidates will have over 7 years of experience in high-voltage equipment and strong technical knowledge. The role includes developing engineering designs, supervising installation phases, and ensuring compliance with safety regulations. Join us to make a significant impact in the renewable energy sector.

Qualifications

• 7+ years of experience in high-voltage electrical substations design.
• Experience interpreting electrical drawings and control schematics.
• Supervising construction and commissioning of substations valued.
• Experience supervising construction and commissioning of substations is valued.
• Knowledge of IEC/IEEE standards and electrical safety requirements.
• Proficiency with ETAP, DigSILENT PowerFactory or AutoCAD Electrical.
• English language proficiency (B2–C1); ability to travel abroad as needed.

Responsibilities

• Develop and review engineering designs for high-voltage substations.
• Perform electrical calculations and technical specifications.
• Supervise on-site assembly and installation.
• Evaluate bids from primary equipment suppliers.
• Supervise FAT, transport, and installation of primary equipment.
• Coordinate with suppliers, contractors, and internal teams.
• Supervise on‑site assembly and commissioning of primary equipment.
• Lead SAT and commissioning activities for primary equipment.
• Resolve installation and commissioning issues.
• Assist in developing operation and maintenance plans for primary equipment.
• Ensure designs comply with electrical safety and environmental regulations.

Skills

Analytical skills

Technical problem-solving

Project management

Attention to detail

Communication skills

Teamwork

Education

University Degree in Electrical Engineering or similar

Tools

ETAP

DigSILENT PowerFactory

AutoCAD Electrical

Job description

Senior HV Electrical Engineer for HV Substations

INTEC Energy is a leader in renewable energy solutions, specializing in the engineering, procurement, and construction (EPC) of solar power projects. With a strong commitment to sustainability and innovation, we are dedicated to delivering high‑quality solar energy systems that meet the growing demand for clean energy.

We are looking for a highly qualified and experienced Electrical Engineer to join our team as a Specialist in High Voltage Equipment in Electrical Substations of 220 kV or higher levels. The ideal candidate will be a key part of our engineering team, assuming comprehensive responsibility for the life cycle of main high‑voltage equipment. This responsibility covers from initial conception and conceptual design to detailed engineering, preparation of technical specifications for equipment purchase, supervision of assembly, and on‑site commissioning.

Location: Madrid, hybrid.

Main Responsibilities

Design and Engineering:

• Develop and review basic and detailed engineering designs for high‑voltage substations, with a specific focus on primary equipment (circuit breakers, disconnectors, power transformers, measurement transformers, surge arresters, reactors, GIS, etc.).
• Perform and/or supervise relevant electrical calculations, such as equipment sizing, short‑circuit studies, insulation coordination, grounding studies, and power cable selection.
• Prepare and/or review detailed technical specifications for the purchase of primary equipment, ensuring compliance with national and international standards (IEC, IEEE, etc.) and specific project requirements.
• Perform technical and economic tabulation of bids from primary equipment suppliers.
• Supervise and coordinate the manufacturing, factory acceptance tests (FAT), transport, and installation phases of primary equipment.
• Manage the technical interface with suppliers, contractors, and other departments involved in the project.
• Supervise the on‑site assembly and installation of primary equipment, ensuring correct execution according to plans and specifications.
• Lead or actively participate in on‑site acceptance tests (SAT) and in the commissioning of primary equipment and associated systems.
• Resolve technical problems that arise during installation and commissioning.
• Collaborate in the development of preventive and corrective operation and maintenance plans and procedures for primary equipment.
• Ensure that all designs, equipment, and procedures comply with applicable electrical safety and environmental regulations.

Qualifications and Experience

• Education: University Degree in Electrical Engineering or similar.
• Experience: Minimum of 7 years of demonstrable experience in the design, specification, installation, and/or maintenance of primary equipment in high‑voltage electrical substations (preferably 220 kV or higher, both AIS and GIS).
• Experience in interpreting electrical drawings and control schematics.
• Experience in supervising construction and commissioning of substations will be valued.
• Technical Knowledge: Extensive knowledge of the operating principles, design, construction, and testing of primary substation equipment.
• Familiarity with international technical standards (IEC, IEEE).
• Knowledge of electrical design and simulation software (e.g., ETAP, DigSILENT PowerFactory, AutoCAD Electrical).
• Skills: Excellent analytical and technical problem‑solving skills; ability to work autonomously and as part of a multidisciplinary team; solid verbal and written communication skills, with the ability to prepare clear and precise technical reports; project management and organizational skills; attention to detail and commitment to quality and safety.
• Languages: B2‑C1 English. The usual working language will be English.
• Availability to travel abroad based on project demands.

Join us at INTEC Energy Solutions where your expertise is valued, your impact is real, and your future is bright.

Apply online, applications will be reviewed as they are received.