Jobs at Proxima Fusion

Support operations and strategic projects at Proxima Fusion by coordinating infrastructure upgrades, managing logistics, and executing growth initiatives for R&D.

As a Computational Physicist, you'll design and validate simulation tools for fusion plasma behavior, applying state-of-the-art numerical models and modern software practices.

The Mechanical Design Engineer will design components for Proxima Fusion's SMC, develop prototyping and testing plans, and collaborate with suppliers on design improvements.

As a Senior Recruiter, you'll lead full-cycle recruitment, define hiring needs, engage passive talent, improve workflows, and manage talent acquisition projects during Proxima Fusion's growth phase.

The FinOps Manager will oversee core financial operations, focusing on Procure-to-Pay, ensuring accurate processing of invoices and payments, maintaining internal controls, improving processes, and collaborating with accounting partners.

As a Senior Stellarator Design Scientist, you'll design 3D magnetic fields for fusion reactors, balancing physics and engineering for optimal performance.

The Legal Compliance Manager/Commercial Counsel will manage compliance programs, support contract negotiations, develop training, and oversee risk assessments. This role requires legal expertise in compliance and risk management.

Join Proxima's Enterprise AI team to discover use cases, build AI solutions in Python, integrate tools, and drive AI adoption across the company.

Proxima Fusion seeks passionate candidates for unsolicited applications to contribute to innovative clean energy solutions and support the development of fusion technology.

Define plasma scenarios for fusion devices, applying integrated modeling tools, validating against experimental data, and collaborating across teams to optimize performance and design for next-generation fusion power plants.

Build and operate core developer platform and cloud infrastructure for simulation-driven stellarator design. Responsibilities include cloud infrastructure (IaaC, permissions, efficiency), Kubernetes/Ray/Dask-based compute, CI/CD and developer experience, observability, and managing distributed/HPC clusters while improving DevOps practices and DORA metrics.

Lead strategic sourcing and supplier management for professional and technical services. Own contract negotiations, end-to-end procurement operations, supplier performance, and procurement systems. Drive tool and process improvements (databases, ERP, AI, automation) and collaborate with engineering, finance, legal, and operations to align procurement with company priorities.

Own full-cycle recruitment for technical and non-technical roles, partner with hiring managers, proactively source passive talent globally, improve and automate recruitment workflows, run TA projects, and ensure an outstanding candidate experience during rapid company growth.

As a Neutronics Engineer, you will analyze neutronics for the Alpha stellarator, automate simulations, and collaborate with multidisciplinary teams to enhance fusion technology for clean energy.

Develop and validate assembly engineering work packages for a stellarator program, verify supplier data and installation packages, design assembly tools, monitor construction for safety, quality and schedule, and implement safety-critical controls across the supply chain during a 12‑month ITER secondment and subsequent work in Munich.

As the part-time Workplace Experience Assistant, you will support the workplace environment by managing office operations, creating community, and coordinating with services and teams; ensuring efficiency and warmth in the workplace.

Develop instrumentation and testing infrastructure for superconducting magnets. Responsibilities include designing measurement systems, selecting sensors, and integrating software for testing protocols.

The engineer will develop instrumentation and testing infrastructure for superconducting magnets, focusing on design and software for testing protocols, data acquisition, and advanced sensor innovation.

Develop high-fidelity simulation tools for superconducting magnets, focusing on electromagnetic and thermal multiphysics modeling, tool development, and design integration.