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Propulsion Systems Engineer

Hybrid in Castellón de la Plana·Added yesterday (last checked 5 Nov)

Arkadia Space

12 open roles

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Our summary

Work mode: Hybrid, Castellón de la Plana
Relocation: A relocation package
English: Required
Experience: 3+ years
Education: Master's degree
Benefits: Flexible pay plan

Visa options

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Skills

Nice to have

Ecss

Requirements

What we're looking for

MSc. in Aerospace Engineering, Mechanical Engineering or similar.
3 years of experience in systems engineering for space systems.
Experience with requirements management.
Strong organizational skills.
Understanding of design rules, sizing, budgets and margins.
Knowledge of product management and development cycles.
Knowledge of launch manuals and/or range safety.
Familiarity with documentation and review processes.
Experience working in multidisciplinary development environments.
Comfortable taking ownership in fast-paced, iterative teams.
Advanced English (spoken and written).

Nice to have

Familiarity with ECSS standards, NASA GEVS or similar frameworks.
Familiarity with SpaceX and Ariane launch manuals.
Knowledge of US Range Safety requirements.
Experience with product testing.
Hands-on experience in system design.
Spanish is a plus.

Pay & benefits

What you'll get

Because here you will:

Work alongside a passionate and highly skilled space team
Have real technical ownership and visibility across disciplines
Enjoy flexibility and a collaborative atmosphere
Benefit from up to 8 days of remote work per month
Receive onboarding and accommodation support if relocating
Benefit from the facilities and ecosystem of the university campus where we are based
Enjoy a flexible remuneration plan.

The role

As a Systems Engineer for Propulsion Systems at Arkadia, you will play a key role in defining and maturing propulsion products and technologies from concept to qualification and flight.

You will be responsible for defining and maintaining the cross-product and cross-project tools and technologies that will enable the design engineers to build propulsion systems for commercial contracts. Occasionally you will support the product and project development directly, in design, analysis, test campaigns and/or project milestone reviews.

This is a high-impact role where your decisions influence real hardware, real campaigns and real missions, across the entire product range.

You will work in close coordination with various product responsible and project engineers, as well as customers and suppliers to ensure technical and programmatic coherence.

What you'll be doing

What you'll do

Define and maintain the design rules for all propulsion systems.
Define and maintain the high-level requirements system, including cross-project applicability and flow-down to products.
Ensure compliance with high-level authorities such as launch and range safety.
Manage high-level technical budgets definition and methods (mass, power, performance, margins, etc).
Coordinate product assurance tasks and documentation.
Create operations manuals and system-level documentation such as FMEA or RAMS.
Define interfaces across internal products for system-level compatibility.
Coordinate and own system design tasks to comply with commercial contracts.
Support manufacturing, integration and test campaigns.
Identify and mitigate technical risks throughout the development lifecycle.
Contribute to customer technical discussions and design reviews.

About Arkadia Space

Arkadia Space is a Spanish aerospace company specializing in the development of green propulsion systems for space applications. Based in Castellón de la Plana, Spain, the company focuses on designing and manufacturing environmentally friendly rocket engines and propulsion technologies, positioning itself as a key player in the emerging European space industry. The company operates at the intersection of aerospace engineering and sustainable technology, aiming to reduce the environmental impact of space exploration.

Arkadia Space is headquartered in Castellón de la Plana, Spain, and is actively expanding its team to support its growing portfolio of propulsion projects. The company offers opportunities for international professionals in engineering, project management, and compliance roles, with a strong emphasis on innovation and hands-on development. As a relatively young and dynamic company, it provides a unique environment for those looking to contribute to cutting-edge space technology in Spain.

Industry: Aerospace
Founded: 2020
Employees: 50–100
Headquarters: Castellón de la Plana, Spain
In Spain: Castellón de la Plana

Good to know if you are moving

The company is headquartered in Castellón de la Plana, a coastal city in Spain, offering a Mediterranean lifestyle and lower cost of living compared to Madrid or Barcelona.
Arkadia Space is a relatively young company, providing opportunities for professionals to take on significant responsibilities and grow with the organization.
The company focuses on green propulsion technologies, making it an attractive option for professionals interested in sustainable aerospace innovation.
International candidates may need to handle Spanish work permits and visas, as the company is based in Spain and primarily operates within the Spanish legal framework.
The company offers internships, which can be a good entry point for international students or recent graduates looking to enter the aerospace sector in Spain.

In their own words

About the company & team

Arkadia Space is a European company specializing in space propulsion, headquartered in Castellón, Spain. We develop innovative green propulsion systems for the in-space market. Our systems are already flying, and we are scaling rapidly.

We design, build and test real hardware contributing to some of Europe's most inspiring space programmes.

All open roles at Arkadia Space