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.

Systems Engineer - Functional Design & Requirements Management

Indra

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

Job Description

At Indra, we are looking to incorporate a Systems Engineer to participate in technological projects within the field of advanced communications and defense.

The position is geared toward profiles with experience in functional systems design, requirements management, and integration, with the ability to work in complex and multidisciplinary technical environments.

🚀 Main Responsibilities

Definition and design of functional system architectures
Management of requirements:
- Capture, analysis, and decomposition
- Traceability and change control
Participation in systems engineering activities under a structured approach
Design and execution of:
- Functional, performance, and unit tests
- Test cases and plans
Preparation of technical documentation:
- Specifications
- Validation plans
- Test reports
Participation in systems integration and validation
Coordination with technical teams (software, hardware, networks)

🎯 Required Profile

Experience (3-4 years) in:
- Systems engineering
- Requirements management and validation
Knowledge of:
- Networks and communications:
  - Multicast, RTP, SIP, SNMP
  - Routing protocols (RIP, OSPF)
  - Tactical networks (MANET)
- Emerging technologies:
  - SDN (Software Defined Networks)
  - Network orchestration and control (Netconf, Segment Routing, DLEP)
Experience in:
- Test design and execution
- Validation and verification documentation
Proficiency in documentation tools (Word, Excel, PowerPoint, Visio)
Knowledge of Python (intermediate level)

⭐ Especially Valued

Experience in software defined radio (SDR) systems
Knowledge in electronics/RF:
- RF circuits, power transmitters, antennas
- Modulators, demodulators, and frequency conversion
- Filtering, noise, and amplification
Experience in the integration of complex systems in defense environments

Why join our team?

Project Diversity 🌍(ATM, defense and security, aerospace, aeronautics and much more)
Global Presence 🌐(with projects in the USA, Canada, UK, China, and more)
Growth and Training 📈(Continuous and specialized training)
You will enjoy autonomy and flexibility (in work organization based on objectives and in a close and collaborative manner with your colleagues and direct manager)
Innovation 💡(you will work with cutting-edge and innovative state-of-the-art technologies, tools, and environments)
Personalized Career 🛤(horizontal and vertical career paths within the company with real opportunities for personal and professional growth and performance).
Competitive Remuneration 💰(don't worry, we will discuss the salary range for the position during the first call)
Semi-annual performance evaluations (2 times a year)
Diversity and Inclusion 🤝(Equal opportunities)
Work-life balance, flexible hours (start and end times)
We provide buses and shuttles to facilitate colleagues' travel to the center from various points in Madrid.
REFLEX Plan (flexible remuneration plan, a "fund" where colleagues can contract various services and social benefits with tax advantages).

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Our commitment is to promote work environments where people are treated with respect and dignity, striving for the professional development of the workforce and guaranteeing equal opportunities in 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.

🌟 Ready for the Challenge? Don't miss this unique opportunity! Click the link below and send your application today.

Apply Now

We look forward to having you on our team! 💼✈️

View original advert (Spanish)

En Indra buscamos incorporar un/a Ingeniero/a de Sistemas para participar en proyectos tecnológicos dentro del ámbito de comunicaciones avanzadas y defensa.

La posición está orientada a perfiles con experiencia en diseño de sistemas funcionales, gestión de requisitos e integración, con capacidad para trabajar en entornos técnicos complejos y multidisciplinares.

🚀 Responsabilidades principales

Definición y diseño de arquitecturas funcionales de sistema
Gestión de requisitos:
- Captura, análisis y descomposición
- Trazabilidad y control de cambios
Participación en actividades de ingeniería de sistemas bajo enfoque estructurado
Diseño y ejecución de:
- Pruebas funcionales, de rendimiento y unitarias
- Casos y planes de prueba
Elaboración de documentación técnica:
- Especificaciones
- Planes de validación
- Informes de pruebas
Participación en integración de sistemas y validación
Coordinación con equipos técnicos (software, hardware, redes)

🎯 Perfil requerido

Experiencia (3-4 años) en:
- Ingeniería de sistemas
- Gestión de requisitos y validación
Conocimientos en:
- Redes y comunicaciones:
  - Multicast, RTP, SIP, SNMP
  - Protocolos de routing (RIP, OSPF)
  - Redes tácticas (MANET)
- Tecnologías emergentes:
  - SDN (Software Defined Networks)
  - Orquestación y control de red (Netconf, Segment Routing, DLEP)
Experiencia en:
- Diseño y ejecución de pruebas
- Documentación de validación y verificación
Manejo de herramientas de documentación (Word, Excel, PowerPoint, Visio)
Conocimientos en Python (nivel medio)

⭐ Se valorará especialmente

Experiencia en sistemas de radio software (SDR)
Conocimientos en electrónica/RF:
- Circuitos de RF, transmisores de potencia, antenas
- Moduladores, demoduladores y conversión de frecuencia
- Filtrado, ruido y amplificación
Experiencia en integración de sistemas complejos en entornos de defensa

¿Por qué unirte a nuestro equipo?

Diversidad de Proyectos 🌍(ATM, defensa y seguridad, aeroespacial, aueronautico y mucho más)
Presencia Global 🌐(con proyectos en EE.UU., Canadá, Reino Unido, China, y más)
Crecimiento y Formación 📈(Formación continua y especializada)
Disfrutarás de autonomía y flexibilidad (en la organización del trabajo en base a objetivos y de manera cercana y colaborativa con tus compañeros y responsable directo)
Innovación 💡(trabajarás con tecnologías, herramientas y entornos punteros e innovadores de última tecnología)
Carrera Personalizada 🛤(carrera horizontal y vertical en la compañía con oportunidades reales de crecimiento y desempeño personal y profesional).
Retribución Competitiva 💰(no te preocupes, en la primera llamada hablaremos sobre banda salarial de la posición)
Evaluaciones de desempeño semestrales (2 veces al año)
Diversidad e Inclusión 🤝(Igualdad de oportunidades)
Conciliación profesional y personal, flexibilidad horaria (de entrada y salida)
Disponemos de buses y lanzaderas para facilitar el desplazamiento de los compañeros al centro desde distintos puntos de Madrid.
Plan REFLEX (plan de retribución flexible, trata de una "bolsa" donde los compañeros pueden contratar distintos servicios y beneficios sociales con beneficio fiscal).

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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.

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