Communications Engineer

Barcelona / Madrid

Indra Space combines innovation, technology and expertise across the entire space value chain to deliver solutions that power critical missions and help shape a more sovereign and competitive space industry.

? Join our team working on national and international projects

We are looking for an RF & Antenna Engineer to join our teams in Barcelona or Madrid, contributing to the design, development and validation of advanced active antenna and datalink communication solutions.

? What could you do?

• Design, develop and validate active antennas for datalink applications.

• Apply beamforming techniques and support the definition of next-generation antenna architectures, including tapering and nulling.

• Design and implement Physical Layer for custom waveforms.

• Design and protocols for layer 2 and layer 3 of custom waveforms as well.

• Calculate and simulate antenna radiation patterns using specialist RF tools.

• Plan and execute laboratory activities using dedicated test equipment and instrumentation.





• Contribute to the development of ad hoc communication products tailored to different customer requirements.

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? What are we looking for?

Don't worry if you don't meet 100% of the requirements. We encourage you to apply, learn more about our opportunity, and show us what you can bring to the team.

• If you are an RF & Antenna EngineerExperience in RF and antenna engineering, including link budget calculations, active antenna development and RF laboratory work.

• Strong knowledge of beamforming techniques and advanced antenna architectures such as tapering and nulling.

• Experience calculating and simulating antenna radiation patterns.

• Proficiency with RF simulation tools such as CST Studio Suite and Ansys HFSS.

• Experience with communication buses and interfaces such as SPI, MIL-STD-1553, I2C and UART.

• Experience developing ad hoc communication products for different customer needs.

If you are a Physical

📌 WSA 2026 (Barcelona)
🏢 Indra Group
📍 Barcelona