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Signal Processing Engineer for Communications

Hybrid in Vigo·Full-time·Added yesterday (last checked 6 Nov)

GRADIANT

14 open roles

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Our summary

Salary: From €32,000 a year
About €2,040 a month after tax.
Work mode: Hybrid, Vigo
Contract: Permanent, full-time hours
English: Required
Experience: 5+ years
Education: University degree
Benefits: Private health insurance, meal vouchers

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Skills

This job advert was originally written in Spanish.

Requirements

What we're looking for

5+ years of experience in the research and development of wireless communication systems.
We need you to have experience and knowledge in Signal Processing for Communications, Wireless Communication Standards, and Matlab, Python, and/or C/C++ languages.
A person passionate about new technologies and unafraid of technological challenges who is willing to offer new ideas.
Fluent communication in English.
Degree in Telecommunications, Computer, Industrial, Mathematics, Physics Engineering, or related studies.

Nice to have

Interest in research and innovation in the field of Telecommunications.
We will value knowledge in AI models for communication systems, both in established approaches and the state of the art, as well as experience in tools for the generation and management of datasets intended for the training and evaluation of these models.
Experience in preparing proposals for national and international R&D&i calls.
Experience in project management.
Specific studies/training in Mobile, Satellite, or Aeronautical Communications or related studies.

Pay & benefits

What you'll get

At Gradiant, we care for both the project and the people who make it possible.

💰Salary: from €32,000 SBA + 10% variable based on your knowledge, experience, and drive!

🏖️ 23 vacation days + birthday day off + December 24 and 31.

🤩 #TroulaDays: one Friday off per month to unwind at your own pace.

🏡 Total flexibility: remote work, hybrid model, or office—you choose.

📚 Annual training budget and access to technical training, soft skills, and English classes.

💻 All the equipment needed to work comfortably from wherever you prefer.

🎁 Welcome Pack and flexible salary: restaurant vouchers, transport, childcare, health insurance...

In addition:

👥 Collaborative, inclusive, and horizontal culture.

☕ Coffee, fresh fruit, and good times if you decide to come to the office.

🧠 Continuous internal training: share and learn with your colleagues.

🌈 Commitment to Diversity

We value all applications without distinction and will give special consideration to those individuals with a disability certificate equal to or greater than 33%, in compliance with the LGD.

The role

You will be part of the Communications and Sensing Area, specifically specializing in the field of communications systems and subsystems, applying your knowledge to markets such as Aerospace, Telco, Security, or Broadcast.

What you'll do

Participation in projects linked to the research and development of next-generation wireless communication systems (cellular, satellite, aeronautical, etc.)
Research into the state of the art and new techniques to improve the performance and functionalities of current communication systems.
Design and simulation of protocol stacks and signal processing algorithms for communication systems.
Software and/or firmware development for communication systems on embedded systems and SDR platforms.
Validation, proofs of concept, and demonstrations of the developed systems.
Technology Scouting.

Hiring process

If you are passionate about data, technological infrastructure, working with brilliant teams, and want to make your mark on European technological innovation, Gradiant is your place.

📩 Send us your CV and tell us why you are interested in joining our team.

About GRADIANT

GRADIANT is a non-profit research center based in Vigo, Spain, dedicated to applied AI research. It operates as a collaborative hub that connects academic research with industrial applications, focusing on areas such as computer vision, natural language processing, and quantum computing. The center is known for its strong ties to the University of Vigo and its participation in European research projects, positioning itself as a key player in Spain's AI landscape.

For international professionals, GRADIANT offers a unique opportunity to work in a research-driven environment in the northwest of Spain. The center actively recruits international talent, as evidenced by its participation in the Marie Curie postdoctoral fellowship program, making it an accessible entry point for researchers looking to establish themselves in Spain. The work culture is collaborative and academic, with a strong emphasis on publishing and applied research, and while the official language is likely Spanish, English is commonly used in research settings, which is a significant advantage for international hires.

Industry: AI Research
Founded: 2019
Employees: 11–50
Headquarters: Vigo, Spain
In Spain: Vigo

Good to know if you are moving

The center actively recruits international researchers through Marie Curie postdoctoral fellowships, offering a structured path for non-Spanish researchers.
Working language in research teams is typically English, lowering the barrier for international professionals.
Vigo offers a significantly lower cost of living compared to Madrid or Barcelona, allowing researchers to stretch their salaries further.
The center's non-profit status and academic ties provide a stable, research-focused environment rather than a corporate one.
Galicia's tech ecosystem is growing, and GRADIANT is a key player, which can be valuable for networking and career progression in Spain.

In their own words

About the company & team

At Gradiant, a leading technological center in Galicia, we develop deeptech solutions that combine artificial intelligence, cybersecurity, and advanced communications (satellite, aeronautical systems, 5G/6G...). For more than 15 years, we have been transforming knowledge into real innovation for companies, leading the complete R&D&i cycle through to technology transfer.

Our team is made up of professionals passionate about technology, social impact, and excellence. If you are looking for a dynamic environment with real impact on the business landscape and a horizontal work culture, keep reading!

All open roles at GRADIANT