Mechanical Engineering Intern – Plasma Systems (BSc / MSc | HBO / WO)

KapiteinLabs; Haarlem; Hybrid; EUR 8,100 - 9,700; Full time

Job summary

KapiteinLabs in Haarlem, Netherlands seeks a Mechanical Engineering Intern – Plasma Systems to work on the mechanical design, construction, and iteration of non-thermal plasma systems. This hands-on role focuses on building real hardware and advancing plasma technology.

You are a BSc or MSc student in Mechanical Engineering or a related field with CAD experience and a passion for practical engineering. Flexible start date and a 6-month program with potential for permanent placement.

Qualifications

• BSc or MSc student in Mechanical Engineering or related field.
• Experience or affinity with CAD and mechanical construction.

Responsibilities

• Mechanical design of non-thermal plasma systems.
• Engineering of plasma reactor tubes, flanges, and structures.
• Building and modifying prototypes and test setups.
• Supporting testing, troubleshooting, and iteration.
• Documentation of designs and build iterations.

Skills

CAD

Mechanical design

Education

BSc or MSc student in Mechanical Engineering or related field

Tools

CAD software

Job description

Mechanical Engineering Intern – Plasma Systems (BSc / MSc | HBO / WO)

Location: Haarlem region, Netherlands
Location requirement: Must be located in the Netherlands and/or possess a BSN (Dutch civil service ID)

Duration: 6-month internship with evaluation for permanent placement
Start Date: Flexible
Compensation: €800 per month internship allowance

About KapiteinLabs

KapiteinLabs develops next-generation plasma technology for sustainable air and water treatment applications. We translate advanced plasma science into robust, real-world systems, bridging the gap between academic research and industrial deployment.

The Opportunity

As a Mechanical Engineering Intern – Plasma Systems, you will work on the physical core of our technology: the mechanical design, construction, and iteration of plasma systems. This is a hands‑on engineering internship focused on real hardware development.

Collaboration & Exposure to World-Class Science and Industry

At KapiteinLabs, interns are embedded in projects at the frontier of science and engineering, collaborating with leading academic and industrial partners including Eindhoven University of Technology (TU/e), ETH Zurich, and Hitachi Energy, as well as private research partners.

Key Responsibilities

• Mechanical design of non-thermal plasma systems
• Engineering of plasma reactor tubes, flanges, and structures
• Building and modifying prototypes and test setups
• Supporting testing, troubleshooting, and iteration
• Documentation of designs and build iterations

Your Profile

• BSc or MSc student in Mechanical Engineering or related field
• Experience or affinity with CAD and mechanical construction

Ready to Shape the Future?

If you’re excited about turning advanced technology into real-world impact — and want to build a career at the intersection of innovation and sustainability — we’d love to meet you.