Last Updated: June 05, 2026

Relay Engineer

Average Base Salary

56.306 € (EUR)/yr

Average Hourly Rate

27,07 € (EUR)/hr

Average Bonus

2.033 € (EUR)/yr

Compensation Data Based on Experience

The average relay engineer gross salary in Madrid, Spain is 56.306 € or an equivalent hourly rate of 27 €. This is 10% higher (+5.044 €) than the average relay engineer salary in Spain. In addition, they earn an average bonus of 2.033 €. Salary estimates based on salary survey data collected directly from employers and anonymous employees in Madrid, Spain. An entry level relay engineer (1-3 years of experience) earns an average salary of 39.396 €. On the other end, a senior level relay engineer (8+ years of experience) earns an average salary of 63.252 €.

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Salary Potential

Estimated Salary in 2031:

63.242 € (EUR)

5 Year Change:

12 %

Based on our compensation data, the estimated salary potential for Relay Engineer will increase 12 % over 5 years.

Education

This chart displays the highest level of education for:
Relay Engineer, the majority at 100% with bachelors.

Typical Field of Study: Electrical and Electronics Engineering

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City Overview

Madrid, Spain

The cost of living in Madrid, Spain is 33% more than the average cost of living in Spain. Cost of living is calculated based on accumulating the cost of food, transportation, health services, rent, utilities, taxes, and miscellaneous.

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Madrid is the capital and most populous city of Spain. It had a population of over 3.4 million in the city proper in 2025, and a metropolitan area population of approximately 6.8 million. Madrid is the second-largest city in the European Union (EU), after Berlin, and its metropolitan area is the second-largest in the EU, after Paris. The municipality covers an area of 605.77 km2 (233.89 sq mi). Madrid lies on the River Manzanares in the central part of the Iberian Peninsula at about 660 m (2,170

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Disclaimer

This page is an excerpt of the much more complete compensation information available in ERI's Assessor Series.

ERI's compensation data are based on salary surveys conducted and researched by ERI. Cost of labor data in the Assessor Series are based on actual housing sales data from commercially available sources, plus rental rates, gasoline prices, consumables, medical care premium costs, property taxes, effective income tax rates, etc.

Job Description

Provides engineering for electric substation protective relay and control systems, including detailed setting work for high voltage substation projects. Oversees and coordinates all relay maintenance and testing activities, complying with installation and maintenance standards. Develops design documents, drawings, and zones of protection for projects; and designs, reviews, and oversees protective relay settings, and coordinates devices and analyzes faults.

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