Integration Engineer

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 .