Full-Time

Wavefront Scientist

Marvel Fusion

Marvel Fusion

51-200 employees

Pursues laser-driven inertial confinement fusion

No salary listed

Munich, Germany

Remote

Activities are initially in the Greater Munich area, with occasional travel to research facilities worldwide.

Master's, PhD

Category
Electrical Engineering (1)
Required Skills
Python
High Performance Computing (HPC)
MATLAB
Zemax

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Requirements
  • A Master's degree or PhD in Physics, Optical Engineering, Laser Engineering, Photonics, or a related field.
  • Strong experience with wave optics, laser beam propagation, Fourier optics, and optical system modeling.
  • Hands-on experience with experimental optical setups, laser laboratories, or beam diagnostics.
  • Proficiency in simulation tools and programming environments such as Python, MATLAB, Zemax, BeamXpert, CODE V, VirtualLab, or similar.
  • Understanding of optical aberrations, wavefront sensing, adaptive optics, or beam quality characterization.
  • Ability to connect simulation results with experimental observations and practical engineering decisions.
  • Practical experience with optical alignment, laser operation, and laboratory troubleshooting.
  • Strong analytical and problem-solving skills with a structured approach to technical challenges.
  • Excellent communication skills and ability to work effectively in interdisciplinary teams.
Responsibilities
  • Develop and maintain wavefront propagation and beam transport simulation models for high-power laser systems.
  • Perform numerical analyses of optical aberrations, beam quality, diffraction effects, and system tolerances.
  • Support the design and optimization of beam transport architectures, pulse compression systems, and frequency conversion stages.
  • Plan and execute laboratory experiments to validate simulation predictions and investigate system performance.
  • Configure and operate optical diagnostics for wavefront characterization, beam quality measurements, and alignment verification.
  • Correlate experimental results with simulation outcomes to improve models and guide design decisions.
  • Support commissioning, troubleshooting, and optimization of experimental beamlines and optical subsystems.
  • Collaborate closely with optical, laser, mechanical, and systems engineers to translate requirements into practical solutions.
  • Document simulation methods, experimental procedures, results, and design recommendations in a structured and traceable manner.
  • Contribute to the continuous improvement of modeling capabilities, diagnostics, and laboratory workflows.
Desired Qualifications
  • Experience with high-power or ultrafast laser systems.
  • Familiarity with deformable mirrors, adaptive optics, or phase retrieval techniques.
  • Experience with pulse compression, nonlinear optics, or frequency conversion systems.
  • Knowledge of GPU-based simulation methods or high-performance computing.
  • Previous experience working in industrial research and development environments or large-scale scientific facilities.

Marvel Fusion develops laser-driven fusion energy using non-thermal direct-drive inertial confinement with nanostructured fuel targets. It aims to trigger fusion reactions with low-neutronic fuels like hydrogen-boron, reducing long-lived radioactive waste. The company builds a new high-powered laser facility in collaboration with Colorado State University, housing multiple multi-petawatt lasers to conduct experiments and advance fusion research. Its approach differs from many competitors by applying direct-drive laser for fusion with nanostructured fuels and a focus on hydrogen-boron to minimize waste, supported by a strong academic and private funding network. The goal is to enable a safe, clean, and reliable fusion power plant that helps the world move toward sustainable energy.

Company Size

51-200

Company Stage

Grant

Total Funding

$166.9M

Headquarters

Munich, Germany

Founded

2019

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Simplify Jobs

Simplify's Take

What believers are saying

  • Marvel Fusion closed €113 million in March 2025, lifting total funding to €385 million.
  • CSU expects ATLAS completion in 2026, and Marvel Fusion posted construction progress in October 2025.
  • LMU inaugurated LION 2 in July 2025, expanding Marvel Fusion's Munich experiment capacity.

What critics are saying

  • Marvel Fusion still sells a 2032 prototype, leaving eight years before revenue-scale validation.
  • ATLAS completion slipped to 2026, and any CSU delay pushes the first U.S. milestone.
  • If target fabrication costs and laser uptime miss plan, the hydrogen-boron thesis dies.

What makes Marvel Fusion unique

  • Marvel Fusion pairs laser-driven fusion with nanostructured targets, unlike tokamak competitors.
  • Siemens Energy joined in March 2025, giving industrial grid and plant-design credibility.
  • Its CSU ATLAS facility targets three multi-petawatt lasers, a rare U.S. asset for 2026.

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Benefits

Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

-3%

2 year growth

-4%
Germany Trade & Invest (GTAI)
Apr 16th, 2025
Marvel Fusion Secures EUR 113M Funding

Marvel Fusion, a Munich-based energy start-up, secured €113 million in venture capital funding. The company is researching laser-enabled nuclear fusion to create clean energy, with Siemens Energy leading the financing round.

MAJUNKE.com
Apr 8th, 2025
Marvel Fusion raises EUR 113M funding

Marvel Fusion, a Munich-based fusion startup, expanded its Series B funding round by €50 million, bringing the total to €113 million. New investors include EQT Ventures, Siemens Energy Ventures, and the European Innovation Council Fund, marking their first investment in fusion energy. Existing investors Tengelmann Ventures and Bayern Kapital also participated. This raises Marvel Fusion's total funding to €385 million, making it the best-funded European fusion company.

deutsche-startups.de
Mar 28th, 2025
WunderGraph raises $7.5 million funding

WunderGraph has raised $7.5 million from eBay Ventures, Karma Ventures, and Aspenwood Ventures. The startup, founded in 2020 by Dustin Deus, Jens Neuse, Björn Schwenzer, and Stefan Avram, is an open-source GraphQL federation solution. The company is currently profitable and has a team of under 20 people.

Financial Times
Mar 27th, 2025
Germany’s Marvel Fusion raises €113mn as nuclear fusion race heats up

EQT Ventures and Siemens Energy among new backers in Munich-based start-up’s latest funding round

Laser Focus World
Oct 7th, 2024
Marvel Fusion secures €62.8M Series B

In September, venture activity surged with significant photonics funding. Marvel Fusion secured a €63M Series B led by HV Capital, focusing on inertial confinement fusion. Quantum Source raised $50M in a Series A for photonic quantum computers, while Italian startup Ephos garnered $8.5M in Seed funding. MedTech firm SpectraWave obtained $50M in Series B funding. AttoTude, a networking startup, announced a $29M Series A led by Sutter Hill Ventures.