The opportunity Be part of a integral 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.

Publication date : 2026-09-24

📌 Service Engineer | Substation Automation & SCADA (Madrid)
🏢 Hitachi Energy
📍 Madrid