Senior Space Engineer SSA

Indra Group; Madrid; On-site; EUR 70,000 - 100,000; Full time

Job summary

Indra Group is looking for a Space Situational Awareness (SSA) Simulation Engineer to develop SSA algorithms, perform orbital mechanics analyses, and build end-to-end simulation environments for space surveillance and tracking applications.

You will design and execute simulation workflows, validate performance, and contribute to AI and digital twin initiatives while collaborating with multidisciplinary teams across national and international projects.

Qualifications

• Master's degree in Aerospace Engineering or equivalent.
• 5+ years of SSA algorithm development experience including sensor simulation and KPI analysis.
• Strong knowledge of orbital mechanics and end-to-end simulation workflows.
• Experience with numerical methods, stochastic modelling, and performance analysis.
• Familiarity with CCSDS standards and event-driven or time-step simulations.
• Experience with sensor modelling including noise, detection thresholds, FOV, and observation uncertainties.

Responsibilities

• Develop and maintain SSA algorithms for sensor simulation, object cataloguing, and KPI analysis.
• Design, execute, and improve end-to-end simulation workflows for space surveillance and tracking applications.
• Perform orbital mechanics analyses, numerical modelling, and stochastic performance assessments.
• Support system validation, verification, and performance analysis activities through simulation environments.
• Develop software solutions and simulation capabilities using modern programming languages and engineering tools.
• Contribute to advanced technologies such as AI, digital twins, and high-availability systems.
• Collaborate with multidisciplinary teams to define and improve simulation architectures and operational concepts.

Skills

SSA algorithm development

Orbital mechanics

Sensor simulation

Cataloguing systems

Stochastic modelling

End-to-end simulation

Education

Master's degree in Aerospace Engineering

Job description

Madrid, MD, ES

Rol: T III

At Indra Group, we develop space technology for the missions of the future.

We drive satellite, Earth observation, communications, and space defense programs, participating in projects that push the boundaries of technological innovation and knowledge.

Join our team working on national and international projects!

We are looking for a Space Situational Awareness (SSA) Simulation Engineer with experience in SSA algorithm development, orbital mechanics, sensor simulation, cataloguing systems, stochastic modelling, and end-to-end simulation environments to join projects focused on space surveillance and tracking systems, performance analysis, sensor modelling, simulation platforms, and advanced SSA solutions for the space sector.

What will you do?

• Develop and maintain SSA algorithms for sensor simulation, object cataloguing, and KPI analysis.
• Design, execute, and improve end-to-end simulation workflows for space surveillance and tracking applications.
• Perform orbital mechanics analyses, numerical modelling, and stochastic performance assessments.
• Support system validation, verification, and performance analysis activities through simulation environments.
• Develop software solutions and simulation capabilities using modern programming languages and engineering tools.
• Contribute to the implementation of advanced technologies such as Artificial Intelligence, digital twins, and high-availability systems.
• Collaborate with multidisciplinary teams to define, analyse, and improve simulation architectures and operational concepts.

What are we 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.

• Master's degree in Aerospace Engineering or an equivalent scientific or engineering discipline.
• At least 5 years of experience developing SSA algorithms, including sensor simulation, cataloguing, and KPI analysis.
• Deep knowledge of orbital mechanics and hands-on experience with end-to-end simulation workflows.
• Experience with numerical methods, stochastic modelling, and performance analysis.
• Experience with CCSDS standards and event-driven or time-step simulation environments.
• Experience with sensor modelling, including noise characterization, detection thresholds, field of view (FOV), and observation uncertainties.

What do we offer?

• Innovative, high-impact projects: Work with cutting-edge technologies on projects with both national and international impact.
• A career plan tailored to you: 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.
• Open and transparent work environment: Enjoy direct communication with managers and colleagues in a collaborative setting.
• Continuous learning: Access training through Open University and Udemy for Business (more than 6,000 courses available).
• Employee discounts and benefits: Enjoy special offers on gyms, restaurants, retail stores, leisure activities, and much more.

What does our recruitment process look like?

• 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.

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.

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