Service Engineer | Substation Automation & SCADA | Madrid, Spain

Hitachi Energy Ltd.; Madrid; On-site; EUR 65,000 - 90,000; Full time

Job summary

Hitachi Energy Ltd. in Spain seeks a Senior Commissioning & Service Engineer to deliver, commission, troubleshoot and upgrade Substation Automation Systems for utilities and industrial customers across Spain.

You will work hands-on on field deployments, interfacing with customers to explain technical issues and propose improvements. Working with MicroSCADA, protection and control systems, and digital substation solutions, you will help enhance grid reliability while coordinating with service

Qualifications

• Experience in Substation Automation, SCADA and Protection & Control.
• Proven commissioning, troubleshooting and lifecycle service experience.
• On-site customer-facing role with ability to travel 0–20%.

Responsibilities

• Perform advanced commissioning, troubleshooting, maintenance, upgrades and repairs on complex systems.
• Diagnose root causes and implement corrective actions.
• Execute service activities in line with standards, quality, Health & Safety and contractual requirements.
• Act as the main technical interface for customers during service and after-service follow-up.
• Support customer training and on-site guidance when required.
• Provide technical input for service quotations, upgrades and retrofit opportunities.
• Coordinate with service coordinators, project managers, engineering and supply chain teams.

Skills

Substation Automation

SCADA

Protection & Control

Power Systems

Industrial Automation

Customer-facing

On-site work

English proficiency

Tools

MicroSCADA

PLC

DCS

Job description

Be part of a global team shaping the future of power networks and digital substations.

As a Senior Commissioning & Service Engineer, you will play a key role in delivering, commissioning, troubleshooting and upgrading Substation Automation Systems (SAS) for utilities, transmission operators and industrial customers across Spain.

Working with technologies such as MicroSCADA, protection & control systems, communication networks and digital substation solutions, you will help customers improve grid reliability, operational efficiency and network resilience.

This is an excellent opportunity for an engineer who enjoys combining hands‑on field work, technical problem solving and direct customer interaction while contributing to the energy transition.

How you’ll make an impact

• Perform advanced commissioning, troubleshooting, maintenance, upgrades, and repairs on complex systems and equipment.
• Diagnose root causes of technical issues and implement effective corrective and preventive actions.
• Execute service activities in compliance with technical standards, quality requirements, Health and Safety procedures, contractual requirements, and regulatory standards.
• Act as the main technical interface and point of contact for customers during service execution and after-service follow‑up, maintaining strong relationships and ensuring high levels of customer satisfaction.
• Support customer training, technical briefings, and on‑site guidance when required, providing clear technical explanations, recommendations, and improvement proposals.
• Provide technical input for service quotations, upgrades, and retrofit opportunities.
• Coordinate with service coordinators, project managers, engineering, and supply chain teams to ensure efficient execution.

Your background

• Relevant experience in Substation Automation, SCADA, Protection & Control, Power Systems or Industrial Automation environments.
• Proven experience with complex installations, commissioning, troubleshooting, and lifecycle service activities
• Background in customer‑facing roles, working independently on‑site and managing technical responsibility
• Strong knowledge of one or more of the following, depending on the business area: Automation and control systems (PLC, DCS, SCADA), Protection and control systems, communication networks
• Knowledge of Substation Automation Systems such as MicroSCADA or similar will be beneficial.
• Ability to read and interpret electrical schematics and wiring diagrams, functional specifications and technical documentation
• Flexibility to travel nationally and work on sites when required. Travel is expected to be limited and will vary based on project and customer needs, typically ranging from 0% to 20%.
• Native‑level Spanish and a minimum B2 level of English

More about us

We offer a holistic range of competitive benefits to support your financial, physical, and mental wellbeing, as well as your personal development. We want you to truly thrive with us – in work and out.

Depending on your experience and role level, benefits may include: Annual Incentive Plan, Flexible Working, Meal Allowance, Life Insurance, Medical Check‑up, Psychological Assistance, Language Trainings, Coaching & Assessments.

We are a global leader in electrification, powering the electricity era to meet the energy demands of today, and the next 25 years. As the energy arm of Hitachi Group, over three billion people depend on our pioneering, mission‑critical technologies to power their daily lives.

With over a century of innovation, we are addressing the most urgent energy challenge of our time: driving the evolution of the world’s energy system to ensure abundant, secure, affordable, and sustainable power for today’s generation and the next.

With an unparalleled installed base in over 140 countries, we are the grid ecosystem partner across the utility, industry, data center, and transportation sectors. Headquartered in Switzerland, we employ over 56,000 people in 60 countries and generate revenues of around $20 billion USD.