Telecommunications Engineer - Waveform & Data Link Design

Location: Madrid, MD, ES
Profile: Defence and Security
Required experience: More than 2 years of experience
Working mode: Hybrid
At Indra Group, we protect what matters most.
We lead the development of cutting-edge technological solutions that strengthen national and international security.
Join our team and take part in innovative projects in the Defense sector!

What will you do?
✅ Design waveforms and data links (Layers 1 and 2) for tactical and strategic communication systems.
✅ Implement digital signal processing techniques: modulation, channel coding, synchronization, etc.
✅ Develop models and simulations in Matlab/Simulink to validate designs.
✅ Participate in hardware implementation (FPGA, DSP and/or microcontrollers) using VHDL.
✅ Collaborate in system integration and testing in real environments.
✅ Contribute to architecture definition and performance optimization in RFSoC/MPSoC solutions.
✅ Work closely with other technical teams to ensure quality and compliance with project requirements.

What are we looking for?
Don’t worry if you don’t meet 100% of the requirements. Apply and let’s discover what you can bring to the team!
Degree in Telecommunications Engineering or similar.
Minimum 3 years of experience as a Communications Engineer.
Experience in waveform and/or data link design (Layers 1 and 2).
Knowledge of digital signal processing (modulation, coding, etc.).
Proficiency in Matlab/Simulink and VHDL.
Experience with digital hardware (FPGA, DSP and/or microcontrollers).
✨ Valuable: experience in C/C++ and RFSoC/MPSoC architectures.

What we offer
Stability and Future: Long-term projects in a leading Defense company with over 50,000 professionals.
Innovative and High-Impact Projects: Work with cutting-edge technologies with national and international impact.
Close and Transparent Environment: Direct communication and collaborative atmosphere.
Career plan tailored to you: Boost your professional growth.
Continuous training: Access to Open University and Udemy for Business (over 6,000 courses).
Exclusive benefits: Discounts on gyms, leisure, restaurants, and more.
Competitive salary and flexible compensation plans.

Our selection process

Profile review: We evaluate your experience and skills to see if you match what we’re looking for.
First contact (5-10 min): If you get a call from an unknown number, it’s us! A quick chat to get to know you and answer any questions.
Technical interview: Meet the team, learn about the project and daily tasks. We’ll also explore your technical knowledge and conduct short psychological and English tests (if needed).
Interview with Talent Attraction team: Get to know us better—our values, career model, skills—so both sides can assess if there’s a match.
Offer and welcome: If everything goes well, you’ll join our team and start this new journey together!
Estimated process time: 2 weeks.

Our commitment
We promote a respectful and dignified work environment, ensuring professional development and equal opportunities in recruitment, training, and promotion.
✅ We offer a workplace free from any discrimination based on gender, age, disability, sexual orientation, gender identity or expression, religion, ethnicity, marital status, or any other personal or social circumstance.

✨ INDRA is a Top Employer 2025!
Join a company certified as one of the best employers in Spain, thanks to our comprehensive HR management and excellent conditions for our professionals.