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Job Summary: Indra Group is seeking a Radio/SDR Communications Systems Engineer to lead the development of cutting-edge technological solutions in the defense and security domain, working on strategic Space projects. Key Highlights: 1. Lead the development of cutting-edge technological solutions 2. Work on strategic Space domain projects 3. Define and develop radio communication systems architecture Location: Barcelona, CT, ES Professional Profile: Defense and Security (PyS) Required Experience: Over 2 years of experience Position Type: Hybrid **At Indra Group, we protect what matters most.** We lead the development of cutting-edge technological solutions that reinforce national and international security. **Join our European project team!** As part of our positioning as a leading company in the defense sector, we aim to strengthen our team with a **Radio/SDR Communications Systems Engineer** for strategic Space domain projects. **What will you do?** * Define and develop Software-Defined Radio (SDR)-based radio communication systems architecture. * Develop and manage system and subsystem requirements (SRS, SSDD, etc.). * Participate in the design and definition of waveforms and data links at the system level. * Define communications equipment architecture (radios, modems, etc.). * Apply systems engineering methodologies (MBSE) for modeling and traceability. * Ensure consistency among requirements, design, implementation, and validation. * Analyze communication protocols and algorithms across the OSI stack. * Collaborate with development teams (DSP, FPGA, software) on system implementation. * Work with open standards and architectures such as SCA, SOSA, and MOSA. * Evaluate technical solutions and technologies in the tactical communications domain. **What are we looking for?** Don’t worry if you don’t meet 100% of the criteria we’re seeking. Go ahead — learn about our offer and tell us what you can bring to the team! : ✅ Degree in **Telecommunications Engineering or equivalent**. ✅ Senior-level experience (ideally **10\+ years**) in **communications systems engineering**. ✅ In-depth knowledge of **radio communications, SDR, waveforms, and data links**. ✅ Experience in **system architecture definition** (radios, modems, etc.). ✅ Experience with MBSE tools such as **DOORS, Enterprise Architect, Windchill, or others**. ✅ **Advanced** level of English. **What we offer you** * **Stability and Future** **✨****:** Long-term projects within a leading defense company employing **over 50\.000 professionals**, with strong financial stability. * **Innovative and High-Impact Projects** : You’ll work with state-of-the-art technologies, delivering impact both nationally and internationally. * **Close and Transparent Environment** : Enjoy direct, fluid communication with managers and colleagues in a collaborative and open setting. * **Autonomy and Flexibility** : Freedom to organize your work, with genuine work-life balance tailored to your pace. * **Personalized Career Plan** : Designed to accelerate your professional growth and development. * **Continuous Training** **:** via Open University and Udemy for Business (over **6\.000 courses** to deepen your expertise!). * **Exclusive Well-being Discounts** : Enjoy benefits at gyms, restaurants, stores, leisure activities, and more as an Indra employee. * **Competitive Compensation** and **flexible compensation plans** tailored to your needs. **What does our selection process look like?** * Profile Review : We assess your experience and skills to determine alignment with our requirements. * Initial Contact (5\-10 min) : If you receive a call from an unknown number, it’s our team! A brief conversation to get to know you and address any questions. * Technical Interview : You’ll meet the team, who will explain the project and daily tasks. We’ll also explore your technical knowledge. Additionally, short psychological and English assessments may be conducted (if required). * Talent Acquisition Team Interview : We want you to get to know us better as a company — our values, career model, skills framework — so both you and our team can evaluate mutual fit. * Offer and Onboarding : If everything goes well, you’ll join our team and begin this new chapter together! **Estimated Process Duration: 2 weeks.** *We are committed to fostering workplaces where people are treated with respect and dignity, supporting employees’ professional development and ensuring equal opportunity in recruitment, training, and promotion — free from 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 2026**! Join a company certified as one of Spain’s best employers, thanks to our comprehensive HR management and the conditions we provide to our professionals.
