Indra is a leading global technology and consulting company and a major player in the defense and transportation sectors. As one of the largest Spanish multinationals, it operates through two main brands: Indra, focusing on Defense and Transport, and Minsait, which handles Information Technology and Digital Transformation. The company is a key partner in major international projects, including the development of the Eurofighter and the FCAS (Future Combat Air System).

Headquartered in Madrid, Indra maintains a massive footprint across Spain with specialized centers in cities like Barcelona, Seville, and Gijón. For international professionals, Indra offers a stable environment within a high-tech ecosystem, frequently hiring for roles in AI, cybersecurity, and aerospace engineering. The company provides various flexible work arrangements, including remote-first positions for specific technical roles and a strong focus on professional development.

Formed in 1993 from the merger of several Spanish technology companies, Indra has grown into a global leader in defense and IT. It is currently a constituent of the IBEX 35 index and has expanded significantly through international acquisitions.

For international professionals

Major employer for STEM profiles, particularly in aerospace, defense, and digital transformation.
Offers flexible work models, including hybrid and 100% remote options for many IT and software engineering roles.
Key participant in large-scale European defense and infrastructure projects, offering exposure to cutting-edge technology.
Provides opportunities for internal mobility across its global operations in over 140 countries.
Regularly hires for highly specialized engineering roles such as Radar Systems, RF Design, and AI Engineering.

Power Electronics Engineer (uav Systems). Madrid, Hybrid Model

Indra

This job was originally posted in Spanish and automatically translated to English.

Requirements

· 🎓 Bachelor's or Master's degree in Electronic, Industrial, Energy Engineering or similar.
· ⚡ 2-3 years of experience in power electronics.
· 🔋 Knowledge of battery systems and energy storage.
· 💻 Experience in simulation (LTspice, PLECS, MATLAB/Simulink).
· 📐 Experience in PCB design (Altium, OrCAD, KiCad or similar).
· ✈️ Experience in UAVs, aeronautics, or embedded systems is a plus.
· 📜 Knowledge of electrical regulations or aeronautical standards (valued).
· 🌪️ Experience in environmental testing (vibration, temperature, EMC) (valued).
· 🔄 Interest in hybrid energy generation systems.
· 📍 Availability for a hybrid model in Madrid.

Benefits

· ✅ Stability and Future: Long-term projects in a leading company with more than 50,000 professionals. · 🚀 Innovative Projects: Cutting-edge technology with national and international impact. · 🤝 Close Environment: Collaborative culture and direct communication. · 🕒 Flexibility: Real work-life balance and autonomous organization. · 📈 Career Plan: Professional growth tailored to you. · 🎓 Continuous Training: Access to Open University and Udemy (6,000+ courses). · 🎁 Benefits: Discounts on wellness, leisure, dining, and more. · 💰 Competitive Remuneration and flexible compensation.

Job Description

At Indra Group, we protect what matters most. 🛡️

We lead the development of cutting-edge technological solutions that strengthen national and international security, participating in strategic projects where innovation and advanced engineering make the difference.

Join our European projects team! 🌍

In our position as a leading company in the defense sector, we want to strengthen our team with a Power Electronics Engineer specialized in energy systems for UAVs, to join a strategic R&D project focused on the development of unmanned aerial platforms with latest-generation energy generation and storage technologies.

🔧 What will you do?

· ⚡ Design and develop power converters (DC/DC and AC/DC) for embedded systems in UAVs.

· 🔋 Integrate, select, and validate energy storage technologies (Li-ion, LiPo, and emerging ones).

· 🧠 Develop battery management systems (BMS): protection, balancing, and monitoring.

· 🌡️ Perform thermal analysis and optimize energy efficiency, weight, and reliability.

· 🧪 Execute functional tests and validations in the laboratory and provide support in field trials.

· 🤝 Collaborate with firmware, mechanical, and systems teams to ensure integration.

· 📐 Design schematics and PCB layouts using professional tools.

· 💻 Use simulation tools (LTspice, PLECS, MATLAB/Simulink) to validate solutions.

🎯 What are we looking for in you?

Don't worry if you don't meet 100% of what we are looking for. We want to meet you! 😊

· 🎓 Bachelor's or Master's degree in Electronic, Industrial, Energy Engineering or similar.

· ⚡ 2-3 years of experience in power electronics.

· 🔋 Knowledge of battery systems and energy storage.

· 💻 Experience in simulation (LTspice, PLECS, MATLAB/Simulink).

· 📐 Experience in PCB design (Altium, OrCAD, KiCad or similar).

· ✈️ Experience in UAVs, aeronautics, or embedded systems is a plus.

· 📜 Knowledge of electrical regulations or aeronautical standards (valued).

· 🌪️ Experience in environmental testing (vibration, temperature, EMC) (valued).

· 🔄 Interest in hybrid energy generation systems.

· 📍 Availability for a hybrid model in Madrid.

🌟 What we offer you

· ✅ Stability and Future: Long-term projects in a leading company with more than 50,000 professionals.

· 🚀 Innovative Projects: Cutting-edge technology with national and international impact.

· 🤝 Close Environment: Collaborative culture and direct communication.

· 🕒 Flexibility: Real work-life balance and autonomous organization.

· 📈 Career Plan: Professional growth tailored to you.

· 🎓 Continuous Training: Access to Open University and Udemy (6,000+ courses).

· 🎁 Benefits: Discounts on wellness, leisure, dining, and more.

· 💰 Competitive Remuneration and flexible compensation.

🧭 What is our selection process like?

🔍 Profile Review: We evaluate your experience and skills to determine if you fit what we are looking for.
📞 First Contact (5-10 min): If you receive a call from an unknown number, it's our team! It will be a quick conversation to get to know you and resolve any doubts.
🧪 Technical Interview: You will meet with the team, who will explain the project and daily tasks. We will also explore your technical knowledge. Additionally, we will conduct brief psychological competency and English tests.
🎉 Offer and Welcome: If everything goes well, you join our team and we begin this new stage together!

Estimated Time: 1-2 weeks.

Our commitment is to promote work environments in which people are treated with respect and dignity, seeking the professional development of the staff and guaranteeing equal opportunities in their selection, training, and promotion, offering a work environment 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 2026 company! Join a company certified as one of the best employers in Spain, thanks to our comprehensive HR management and the conditions provided to our professionals.

View original advert (Spanish)

En Indra Group, protegemos lo que más importa. 🛡️

Lideramos el desarrollo de soluciones tecnológicas punteras que refuerzan la seguridad nacional e internacional, participando en proyectos estratégicos donde la innovación y la ingeniería avanzada marcan la diferencia.

¡Únete a nuestro equipo de proyectos europeos! 🌍

En nuestro posicionamiento como compañía líder en el ámbito de defensa, queremos reforzar nuestro equipo con un/a Ingeniero/a de Electrónica de Potencia especializado/a en sistemas de energía para UAVs, que se incorpore a un proyecto estratégico de I+D enfocado en el desarrollo de plataformas aéreas no tripuladas con tecnologías de generación y almacenamiento energético de última generación.

🔧 ¿Qué harás?

· ⚡ Diseñar y desarrollar convertidores de potencia (DC/DC y AC/DC) para sistemas embarcados en UAVs.

· 🔋 Integrar, seleccionar y validar tecnologías de almacenamiento energético (Li-ion, LiPo y emergentes).

· 🧠 Desarrollar sistemas de gestión de baterías (BMS): protección, balanceo y monitorización.

· 🌡️ Realizar análisis térmicos y optimizar la eficiencia energética, peso y fiabilidad.

· 🧪 Ejecutar pruebas funcionales y validaciones en laboratorio y soporte en ensayos de campo.

· 🤝 Colaborar con equipos de firmware, mecánica y sistemas para garantizar la integración.

· 📐 Diseñar esquemáticos y layout de PCB con herramientas profesionales.

· 💻 Utilizar herramientas de simulación (LTspice, PLECS, MATLAB/Simulink) para validar soluciones.

🎯 ¿Qué buscamos en ti?

No te preocupes si no cumples el 100% de lo que buscamos. ¡Queremos conocerte! 😊

· 🎓 Grado o Máster en Ingeniería Electrónica, Industrial, Energía o similar.

· ⚡ 2-3 años de experiencia en electrónica de potencia.

· 🔋 Conocimiento en sistemas de baterías y almacenamiento energético.

· 💻 Experiencia en simulación (LTspice, PLECS, MATLAB/Simulink).

· 📐 Experiencia en diseño de PCB (Altium, OrCAD, KiCad o similares).

· ✈️ Valorable experiencia en UAVs, aeronáutica o sistemas embebidos.

· 📜 Conocimiento de normativa eléctrica o estándares aeronáuticos (valorado).

· 🌪️ Experiencia en ensayos ambientales (vibración, temperatura, EMC) (valorado).

· 🔄 Interés en sistemas híbridos de generación de energía.

· 📍 Disponibilidad para modelo híbrido en Madrid.

🌟 Lo que te ofrecemos

· ✅ Estabilidad y Futuro: Proyectos a largo plazo en empresa líder con más de 50.000 profesionales.

· 🚀 Proyectos Innovadores: Tecnología de vanguardia con impacto nacional e internacional.

· 🤝 Ambiente Cercano: Cultura colaborativa y comunicación directa.

· 🕒 Flexibilidad: Conciliación real y organización autónoma.

· 📈 Plan de carrera: Crecimiento profesional adaptado a ti.

· 🎓 Formación continua: Acceso a Open University y Udemy (6.000+ cursos).

· 🎁 Beneficios: Descuentos en bienestar, ocio, restauración y más.

· 💰 Retribución competitiva y compensación flexible.

🧭 ¿Cómo es nuestro proceso de selección?

🔍 Revisión de tu perfil : Evaluamos tu experiencia y habilidades para determinar si encajas con lo que buscamos.
📞 Primera toma de contacto (5-10 min) : Si recibes una llamada de un número desconocido, ¡es nuestro equipo! Será una conversación rápida para conocerte y resolver cualquier duda.
🧪 Entrevista técnica : Te reunirás con el equipo, quienes te explicarán el proyecto y las tareas diarias. También exploraremos tus conocimientos técnicos. Además, te realizaremos breves pruebas de competencias psicológicas e inglés .
🎉 Oferta y bienvenida : Si todo va bien, ¡te incorporas a nuestro equipo y comenzamos esta nueva etapa juntos!

Tiempo Estimado: 1-2 semanas.

Nuestro compromiso es promover ambientes de trabajo en los que se trate con respeto y dignidad a las personas, procurando el desarrollo profesional de la plantilla y garantizando la igualdad de oportunidades en su selección, formación y promoción ofreciendo un entorno de trabajo libre de cualquier discriminación por motivo de género, edad, discapacidad, orientación sexual, identidad o expresión de género, religión, etnia, estado civil o cualquier otra circunstancia personal o social.

¡INDRA es empresa Top Employer 2026! Incorpórate a una empresa certificada como una de las mejores empresas empleadoras de España, gracias a nuestra gestión integral de RRHH y a las condiciones para nuestros profesionales.