QKD Engineer and QKDN Networks - Cybersecurity and Quantum Communications

Indra·Madrid, Spain

What they offer

  • Hybrid

    Office and home days — the ad has the split.

What they ask for

  • Have the right to work in Spain

    Indra doesn't mention sponsorship in the ad.

  • Be near Madrid for hybrid days

    No relocation package mentioned.

Pulled from the advert automatically — the full ad is what counts.

Added 18 days ago
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About the role

In our position as a leading Defense and Security company, we are looking to hire a QKD & QKDN Network Engineer to participate in the QKD GEO GARBO project, contributing to the design, implementation, and validation of experimental QKDN networks and advanced quantum encryption systems.

What you'll do

  • Participate in the design and implementation of QKDN networks, aligned with ITU and ETSI standards.
  • Work with the different components of a QKD network, such as:
    • QKD Controller
    • Network Manager
    • Network agents
  • Deploy and integrate components in experimental networks, verifying compliance with functional requirements and KPIs of the projects.
  • Collaborate on the definition and execution of basic tests for QKD systems and networks.
  • Analyze the operation of cryptographic and network management mechanisms.
  • Collaborate with cybersecurity and communications teams in multidisciplinary environments.
  • Participate in integration, validation, and technical documentation tasks.
  • Contribute to the evolution of solutions developed in quantum communications projects.

What we're looking for

1-2 years of experience in QKD and/or QKDN networks.
✅ Knowledge of QKDN networks according to ITU/ETSI standards.
✅ Experience or familiarity with QKD network control and management components.
✅ Knowledge of symmetric and asymmetric encryption.
✅ Basic experience in network management and Linux environments.
✅ Knowledge of C and C++ (intermediate level).
✅ Interest in quantum communications technologies and advanced cybersecurity.

What you'll get

What we offer you

  • Stability and Future 🏢✨: Long-term projects in a leading Defense company with more than 60,000 professionals, and financial security.
  • Innovative and High-Impact Projects 🚀: You will work with cutting-edge technologies, with an impact both nationally and internationally.
  • Close and Transparent Environment 🤝: You will enjoy direct and fluid communication with managers and colleagues, in a collaborative and open environment.
  • Autonomy and Flexibility ⏳: You will have the freedom to organize your work, with a real work-life balance adapted to your pace.
  • Career Plan Tailored to You 📈: Designed to boost your professional growth and development.
  • Continuous Training 📚: through Open University and Udemy for Business (with more than 6,000 courses for your professional development!).
  • Exclusive discounts for your well-being 🎁: Enjoy advantages at gyms, restaurants, stores, leisure, and much more as an Indra employee.
  • Competitive compensation 💰 and flexible compensation plans 💸📊 tailored to your needs.

About the company & team

We lead the development of cutting-edge technological solutions that strengthen national and international security.

💻 Join our Cybersecurity and Quantum Communications team!

Hiring process

🕓 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 answer any questions.
  • 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 tests on psychological competencies and English (if necessary).
  • Interview with the Talent Acquisition Team 🤝: We want you to get to know us better as a company: our values, career model, skills... so that both you and the team can assess if there is a match.
  • Offer and Welcome 🎉: If everything goes well, you will join our team and start this new stage together!

Estimated Process Duration: 2 weeks.

🎯 What are we looking for?

You don't need to meet 100% of the requirements. We want to meet you and learn what you can bring 🚀

Valuable technical knowledge

  • Basic design of test cases and test plans.
  • Test strategies and validation of equipment and systems.
  • Implementation of test solutions in experimental environments.
  • Knowledge or familiarity with Teraflow (a plus).

Functional knowledge

  • Encryption and encryption tools in the field of cybersecurity.

✅ Analytical skills and continuous learning.
✅ Good teamwork and technical communication skills.
✅ Availability to work in Alcobendas, with a hybrid model (60% remote work per year).

🌍 The project

You will join the QKD GEO GARBO project, a strategic initiative focused on the development and validation of quantum key distribution (QKD) solutions and QKDN networks, with direct application in Defense and Cybersecurity environments.

The project is developed on experimental infrastructures, with a focus on interoperability, standards compliance, and performance evaluation.

Additional information

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

You'll most likely need Spanish to apply.This job was automatically translated to English, .

About the company

Indra

Indra

IT and Defense

View company profile
Spanish company
57000 employees