Firmware Engineer | Smart Metering & IoT

RDT·Zamudio, Spain

What they ask for

  • Have the right to work in Spain

    RDT doesn't mention sponsorship in the ad.

  • Speak native-level Spanish

    Listed as a requirement in the ad.

  • Work on-site in Zamudio

    No relocation package mentioned.

  • Have 5+ years of experience

    Senior-level role.

Pulled from the advert automatically — the full ad is what counts.

This job was published 3 months ago

Read the full advert

About the role

Are you motivated by developing firmware that ends up installed in millions of real devices around the world?
Do you enjoy low-level technical challenges with direct impact on critical infrastructure like energy? 🔌

We are working on the next generation of smart meters, a global, complex, and highly technical project where firmware is key.

How you'll work

This is a stable, on-site position in Bilbao.

Hiring process

If you truly love real firmware, low-level development, technical challenges, and projects with real impact...
this could be your next step.

🌍 What makes this project special?

  • Development of smart meters for different countries and utilities, with real and varied requirements.

  • Embedded technology applied to PLC communications.

  • Direct involvement in the full cycle: design, development, validation, and certification.

  • An environment full of challenges and real room to contribute your expertise.

  • Close collaboration with multidisciplinary hardware, quality, and systems teams.

🧠 What will your mission be?

In your day-to-day:

  • You will design, develop, and validate embedded firmware for energy meters.

  • You will work hand in hand with integrated design teams.

  • You will lead firmware module certification processes.

  • You will analyze and resolve issues both in the lab and in the field.

  • You will improve and maintain existing code in C and C++.

  • You will create technical documentation.

  • You will contribute solutions to quality issues through analysis and redesign.

Essential

  • +5 years of experience in embedded systems.

  • Solid experience with microcontrollers.

  • Proficiency with debugging tools (emulators, simulators, C compilers).

  • Experience with lab equipment: oscilloscopes, logic analyzers, etc.

  • Knowledge of RS232, RS485, I2C, SPI protocols.

Nice to have

  • Analytical, organized mindset focused on problem-solving.

  • Eagerness to take on complex, long-term technical challenges.

You'll most likely need Spanish to apply.This job was automatically translated to English, .

About the company

RDT

RDT

Engineering and IT solutions

View company profile
Spanish company
500 employees