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RF & Antenna Engineer

On-site in Barcelona·Added 3 days ago

Indra

506 open roles

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Overview

Requirements

Have the right to work in Spain
Indra doesn't mention sponsorship in the ad.
Work in English
English is required, per the ad.
Work on-site in Barcelona
No relocation package mentioned.

Pay & benefits

What you'll get

Innovative, high-impact projects: Work with cutting-edge technologies on projects with both national and international impact.
A tailored career plan: Designed to support your professional growth and development.
Autonomy and flexibility: Freedom to organize your work, with a healthy work-life balance adapted to your needs.
Stability and long-term opportunities: Join a leading company with more than 60,000 professionals and strong financial stability.
32 days off per year (vacation days + personal leave days).
Open and transparent work environment: Enjoy direct communication with managers and colleagues in a collaborative setting.
Continuous learning: Access training and certificates through Open University and Udemy for Business, with more than 6,000 courses available.
Employee discounts and benefits: Enjoy special offers on gyms, restaurants, retail stores, leisure activities, financial services and much more.

Requirements

What we're 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 Layer Design Engineer

Software-Defined Radio (SDR) communication systems, including waveform and data-link design and implementation.
Digital Signal Processing (DSP), including modulation techniques, channel coding, synchronization, equalization, etc.
VHDL development for digital communication systems.
Advanced proficiency in MATLAB/Simulink.
Experience in digital hardware design and implementation using FPGAs and DSPs.
Experience with MPSoC and RFSoC devices, RF transceivers, and related technologies.
Radio communication and SATCOM terminal architectures.

If you are a Protocol Engineer

Layer 2 and Layer 3 routing protocols.
Knowledge of TCP/IP networks.
Medium Access Control (MAC) techniques for wireless networks.
Knowledge of radio communication and SATCOM systems.
Mobile Ad Hoc Networks (MANETs).
Knowledge of network validation and simulation tools such as Wireshark, GNS3, OMNeT++, NS-2, Mininet, etc.
Programming languages: C/C++, MATLAB, Python.
Linux knowledge and experience.
Dynamic routing protocols (OSPF, OLSR, MPLS, BGP, RIP, etc.).
Medium Access Control (MAC) protocols and techniques (TDMA, CSMA, etc.).
Technical knowledge of communication protocols and technologies such as GSM, TETRA, 3G, 4G and 5G.
Experience in software development for Real-Time Operating Systems (RTOS).
Experience in software development on Linux platforms.

Nice to have

Knowledge of DO-160, DO-178 and DO-254 standards.
Experience with engineering tools such as IBM Engineering DOORS and Enterprise Architect.
Experience working in Scrum or Agile environments.

The role

Communications Engineer

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 you'll 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.

Hiring process

2 steps2 interviews1–2 weeks in all

Revisión de tu perfil
Primera toma de contacto
With an equipo de selección · Phone call · 5–10 min
Breve llamada para conocerte y resolver dudas.
Entrevista técnica
With an el equipo
Reunión con el equipo, que explica el proyecto y las tareas diarias y explora tus conocimientos técnicos; puede incluir breves pruebas de competencias e inglés.
Oferta y bienvenida

La entrevista técnica puede incluir breves pruebas de competencias psicológicas e inglés si es necesario.
La primera llamada puede llegar desde un número desconocido.

Hiring process

Profile review: We assess your experience and skills to determine your fit for the role.
Initial phone conversation (5-10 minutes): If you receive a call from an unknown number, it may be us! A brief conversation to get to know you and answer any questions.
Talent acquisition interview: An opportunity for you to get to know us better - our values, career model, skills framework, and culture - while we explore whether there's a mutual fit.
Technical interview: Meet the team, learn more about the project and day-to-day responsibilities, and discuss your technical expertise. Short assessments in English and competencies may also be conducted if required.
Offer and onboarding: If everything goes well, you'll join our team and begin this exciting new chapter with us!

Estimated hiring process duration: 2-3 weeks.

About Indra

Indra is a global technology and consulting company headquartered in Madrid, Spain, and a leader in IT and defense systems. It provides advanced solutions in air traffic management, defense electronics, cybersecurity, and digital transformation for clients worldwide. With a workforce of over 50,000 employees, Indra operates in more than 140 countries, making it one of Europe's largest defense and technology firms.

In Spain, Indra has a strong presence with major offices in Madrid, Alcobendas, and other cities, and it is a key player in the national defense and aerospace sectors. The company offers a wide range of roles for international professionals, from engineering and cybersecurity to project management and software development. Indra's work culture emphasizes innovation and technical excellence, and it actively recruits international talent, providing opportunities to work on cutting-edge projects in defense, space, and digital transformation.

Industry: IT and Defense
Founded: 1993
Employees: 50,000+
Headquarters: Madrid, Spain
In Spain: Madrid, Barcelona, Alcobendas
Website: indracompany.com

Good to know if you are moving

Indra is a major defense contractor, offering opportunities to work on advanced defense systems like SCAPA and NGWS.
The company has a strong focus on innovation, with significant investment in R&D and technology development.
Indra provides hybrid and remote work options for many roles, offering flexibility for international hires.
With offices in Madrid and Barcelona, Indra offers a chance to live in Spain's two largest cities.
Indra is a global leader in air traffic management, with its systems used in over 100 countries.

In their own words

Additional information

As a company, we view equality as a cross-cutting principle and a driver of social change. We are committed to equal treatment and opportunities for all, non-discrimination, pay equity, and work-life balance.

This commitment is reflected in fostering respectful and inclusive workplaces where everyone is treated with dignity, can grow professionally, and has equal opportunities in recruitment, training, and career progression, 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 one of Spain's best employers, recognized for the outstanding conditions offered to its professionals and its comprehensive people management practices.

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