SENER is a private engineering and technology group founded in 1956 that operates globally across the Aerospace, Energy, Mobility, and Marine sectors. With a workforce of over 3,000 professionals, the company is renowned for its high-tech solutions, ranging from solar thermal plants and high-speed rail systems to complex satellite components and naval design.

Headquartered in Getxo (near Bilbao), SENER maintains a significant footprint in Spain with major operational centers in Madrid and Barcelona. For international professionals, the company offers a highly technical and multicultural environment where English is frequently used for global projects, making it an attractive destination for specialized engineers and tech experts looking to work on large-scale international infrastructure and defense contracts.

Founded in 1956 by Enrique de Sendagorta Aramburu as a marine engineering firm, SENER was the first Spanish engineering company to be established. It expanded into aerospace in the 1960s and has since grown into a diversified global technology group with a presence on five continents.

For international professionals

Offers opportunities in highly specialized fields such as Aerospace, Defense, and Renewable Energy.
Headquartered in the Basque Country (Getxo), offering a high quality of life and a unique cultural experience outside of the Madrid/Barcelona hubs.
Global project reach often requires English proficiency, facilitating integration for international engineering talent.
Strong focus on innovation and R&D, providing a stimulating environment for technical career growth.
Maintains a significant presence in Madrid (Vicálvaro) and Barcelona, providing flexibility in geographic location within Spain.

RF Engineer – Antennas and Microwaves

SENER

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

At Sener Aeroespacial y Defensa, we are looking for a person with experience in radio frequency (RF) interested in the design of antennas and microwave systems for advanced technological projects, at our work center in Arganda del Rey (Madrid)

We are a pioneering engineering company in the design of satellite technology and equipment for space exploration. In Defense, we handle the design and production of equipment and systems, including unmanned ones. Our passion for precision has led us to become trusted collaborators for major space agencies, government bodies, and companies.

What you will do:
Within the Terrestrial Communications department, you will be responsible for the RF design of passive microwave equipment (filters, dividers, antennas...), with some of your tasks being:

• You will be responsible for the electrical design of microwave components and equipment (antennas, couplers, dividers, filters...), monitoring the manufacture of prototypes and testing until they function correctly according to project specifications.

• Laboratory measurements and adjustments of the completed designs.

• Contribution to technical proposals for electromagnetic design.

• Coordination of technical work within projects, providing support to the project manager.

• Documentation associated with the design.

• Redesign of existing products to adapt them to new project requirements.

• Justification of requirements.

What we expect from you:

Degree in Telecommunications Engineering
At least 3 years of experience in:
- Use of commercial electrical design software such as CST, MWWizard (MICIAN), GRASP, or HFSS.
- Design and synthesis of RF filters and various types of antennas.
- Laboratory measurements (use of network analyzers)
Intermediate level of office software.
High level of English (other languages are valued)
Knowledge of radar and iFF is valued
Desirable residence near Arganda del Rey and own vehicle.
Responsible, empathetic, proactive person, with decision-making capacity and good teamwork skills.

What we offer you:

These are some of the benefits you will enjoy at Sener:

Permanent contract.
Join a multidisciplinary and highly qualified team participating in technologically innovative projects on an international level.
Make your way of working flexible! We have flexible hours, a teleworking policy, coworking spaces...
Continue your professional development with us and access a wide range of training (technical, skills, languages...).
Take care of yourself with our physical and emotional well-being program
Optimize your salary with our flexible remuneration plan (meal card, private health insurance, nursery vouchers...) and count on our life and accident insurance.
Discount portal for you and a specific onboarding plan for our international employees.
We promote equal opportunities, diversity, and inclusion for all people and are certified as a Family Responsible Entity (efr). Additionally, through the Sener Foundation, we collaborate in activities that encourage the pursuit of knowledge and contribute to the socially responsible development of engineering.

If you identify with this role, we are waiting for you.... At Sener, we want to go as far as you want to go!

#LI-NM1

View original advert (Spanish)

En Sener Aeroespacial y Defensa buscamos a una persona con experiencia en radiofrecuencia (RF) interesada en el diseño de antenas y sistemas de microondas para proyectos tecnológicos avanzados, en nuestro centro de trabajo de Arganda del Rey (Madrid)

Somos una compañía de ingeniería pionera en el diseño de tecnología satelital y equipos para la exploración espacial. En Defensa abordamos el diseño y producción de equipos y sistemas, incluidos los no tripulados. Nuestra pasión por la precisión nos ha llevado a situarnos como colaboradores de confianza de las principales agencias espaciales, organismos gubernamentales y empresas.

Qué harás:
Dentro del departamento de Comunicaciones Terrestres, te encargaras del diseño RF de equipos pasivos de microondas (filtros, distribuidores, antenas...), siendo algunas de tus tareas:

• Te responsabilizarás del diseño eléctrico de componentes y equipos de microondas (antenas, acopladores, distribuidores, filtros,...), seguimiento de la fabricación de prototipos y pruebas hasta su correcto funcionamiento de acuerdo con las especificaciones de proyecto.

• Medidas y ajustes en laboratorio de los diseños realizados.

• Contribución a propuestas técnicas de diseño electromagnético.

• Coordinación del trabajo técnico dentro de los proyectos proporcionando apoyo al director de proyecto.

• Documentación asociada al diseño.

• Rediseños de productos existentes para adaptarlos a nuevos requerimientos de proyecto.

• Justificación de requisitos.

Qué esperamos de ti:

Estudios de Ingeniería de Telecomunicaciones
Experiencia de al menos 3 años en:
- Uso de software comercial de diseño eléctrico como CST, MWWizard (MICIAN), GRASP o HFSS.
- Diseño y síntesis de filtros de RF y de antenas de varios tipos.
- Mediciones en laboratorio (uso de analizadores de redes)
Nivel medio de ofimática.
Nivel alto de inglés (valorables otros idiomas)
Valorables conocimientos en radar e iFF
Deseable residencia cercana a Arganda del Rey y vehículo propio.
Persona responsable, empática, proactiva, con capacidad de toma de decisiones y buenas habilidades para trabajar en equipo.

Qué te ofrecemos:

Estos son algunos de los beneficios de los que disfrutarás en Sener:

Contrato indefinido.
Intégrate en un equipo multidisciplinar y altamente cualificado participando en proyectos innovadores tecnológicamente a nivel internacional.
¡Flexibiliza tu forma de trabajar! Disponemos de horario flexible, política de teletrabajo, espacios de coworking...
Continua tu desarrollo profesional con nosotros y accede a un amplio abanico formativo (formación técnica, en habilidades, idiomas...).
Cuídate con nuestro programa de bienestar físico y emocional
Optimiza tu salario con nuestro plan retributivo flexible (tarjeta de comida, seguro médico privado, tickets guardería...) y cuenta con nuestro seguro de vida y accidentes.
Portal de descuentos para ti y plan de acogida específico para nuestros empleados internacionales.
Promovemos la igualdad de oportunidades, diversidad e inclusión de todas las personas y estamos certificados como Entidad Familiarmente Responsable (efr). Además, desde la Fundación Sener colaboramos en actividades que fomentan la búsqueda del conocimiento y contribuyen al desarrollo socialmente responsable de la ingeniería.

Si te sientes identificado/a, te esperamos....¡En Sener queremos llegar tan lejos como quieras llegar tú!

#LI-NM1