Senior Process - Mechanical Engineer (Test Benches)

Direction / Development / Mechanical; España; Hybrid; EUR 42,000 - 64,000; Full time

Benefits offered by this job

Remote work up to 8 days per month

Relocation accommodation support

University campus facilities access

Job summary

Arkadia Space in Castellón, Spain, is seeking a Senior Process - Mechanical Engineer to lead the design, build and commissioning of test benches for rocket engine firing, tanks, and altitude testing. You will develop P&IDs, size benches, and coordinate with development and automation teams, ensuring hardware feasibility and safe operations.

You will work in a fast-paced, hardware-driven environment, requiring hands-on experience and strong ownership across teams, with CAD (Siemens NX) and

Qualifications

• BSc in Industrial/Mechanical Engineering or similar.
• 3 years of experience in process engineering or related field.
• Strong understanding of pressurized fluid systems and pressure vessels.
• Hands-on experience working with hardware.
• Advanced English and Advanced Spanish.

Responsibilities

• Design, build and commission test benches for rocket engine firing, tanks and components pressure testing, and altitude simulation facilities.
• Create and maintain P&ID of fluid installations and preliminary sizing of test benches.
• Detailed design and analysis of structural components, supporting frames and thrust stands.
• Coordinate with development and automation teams to define requirements and integrate acquisition/commanding systems.
• Assemble, integrate, commission and test benches with support from the testing team; generate design justification and manuals.

Skills

Ownership

Cross-team coordination

Hardware experience

Fast-paced environment

English proficiency

Spanish proficiency

CAD experience

Education

BSc. in Industrial/Mechanical Engineering or similar

Tools

Siemens NX

LabVIEW

Capital ElectraX

Job description

Senior Process - Mechanical Engineer (Test Benches)

Arkadia Space is an 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 spaceprogrammes.

As a Process / Mechanical Engineer at Arkadia Space, you will play a central role in the development of test benches to support the development and validation process of our new technologies and recurrent products.

You will lead the design, build and commission of test benches for rocket engine firing, tanks and components pressure testing, and altitude simulation facilities for engine vacuum testing.

As Arkadia expands its product range and cadence of production and validation of recurrent products, the complexity of the benches to be developed, upgraded and maintained will be increased.

Create and maintain P&ID of fluid installations

Preliminary sizing of test benches

Detailed design and analysis of:

Structural: main structure, supporting, thrust stands

Coordination with the development team for the definition and implementation of requirements

Coordination with the automation team, among others:

The definition of acquisition and commanding requirements and their physical integration with the rest of the bench

Definition of visualization and operations panels

Assembly and integration of the benches designed

Commissioning and testing, with support from the testing team

Documentation generation: design justification, operations manuals, safety procedures, among others

What you’ll need

A multidisciplinary profile with a strong background in process engineering, from analysis and design of pressurized fluid installations to real life implementation, withhands-on experience.

BSc. in Industrial/Mechanical Engineering or similar

3 years of experience in process engineering or any other relevant engineering discipline related to fluid control

Strong understanding of:

Pressurized fluid systems

Pressure vessels (standards and operation)

Hands-on experience working with hardware

Strong ownership attitude and ability to coordinate across teams

Comfortable in fast-paced, hardware-driven environments

CAD experience, Siemens NX is a plus

Advanced English (spoken and written)

Advanced Spanish (spoken and written)

Nice to have

Experience with cryogenic fluids

Experience with vacuum systems

Experience with rocket propellants

Basic knowledge of Capital ElectraX

Basic knowledge of control and automation tools (LabVIEW)

Why Arkadia?

Because here you will:

Work alongside a passionate and highly skilled space team

Have real technical ownership and visibility across disciplines

Stay close to hardware and test campaigns

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