Integration Engineer (f/m/x)

Who we are

Founded in 2019, Marvel Fusion is Europe’s leading fusion energy company, uniting 75 scientists, engineers, and entrepreneurs across our locations in Munich and Colorado .

Backed by over €385 million in public and private funding, we’re driven by a shared mission: to deliver clean, abundant energy to the world.

Why Marvel Fusion

By joining us, you will be:

• Solving one of the most complex technological challenges known to humanity, harnessing Fusion on Earth
• Part of a highly purpose-driven team working on providing the world with clean, safe and abundant energy
• Working alongside world-leading scientists and entrepreneurs in the field of Fusion
• Part of a start-up where growth on a company and individual level is the default

Your Responsibilities: 

• Define and manage system and subsystem requirements for laser-driven fusion facility integration
• Establish and maintain interfaces between lasers, vacuum systems, optics, mechanics, and facility infrastructure
• Develop and manage system performance budgets
• Plan, prepare, and participate in formal design reviews (e.g. PCR, CDR)
• Ensure traceability between requirements, design, verification, and acceptance
• Identify, assess, and mitigate technical risks across the project lifecycle
• Coordinate integration activities across multiple engineering disciplines
• Produce and maintain integration plans, interface control documents (ICDs), and technical documentation

This role is primarily based in Munich, with occasional travel to research facilities worldwide.

What you bring

• Bachelor’s or master’s degree in engineering (Optical, Mechanical, Electrical, or related field)
• More than 5 years of experience integrating complex technical systems in large-scale facilities
• Experience participating in PCR, CDR, or equivalent structured design reviews
• Solid understanding of vacuum systems, large optics, and precision mechanics
• Strong system-level thinking and structured problem-solving skills
• Strong interpersonal and technical communication skills, with the ability to proactively engage and communicate with diverse stakeholders
• Excellent writing and communication skills in English

What we offer

Our mission is motivation enough for many. But we also support our team with benefits that foster wellbeing and growth:

• Public transport reimbursement
• EGYM Wellpass fitness club access
• Complimentary health insurance
• Professional development support
• Healthy office snacks

For more information on how we process your application data, please review our privacy notice .