Latest Energy Efficiency Jobs

Principal Machine Learning Infrastructure Engineer

This role involves building and operating scalable machine learning infrastructure for training and serving large physics models, with a focus on distributed systems, high-performance computing, and efficient data pipelines. The engineer will work closely with research scientists and ML engineers to optimize training workflows on NVIDIA DGX hardware, improve data I/O for mesh-based datasets, and develop reliable model serving solutions for customer deployment. A strong systems background and experience with GPU clusters, PyTorch, and Kubernetes are central to the position.

PhysicsX London, United Kingdom

Electrical and Multi- Skilled Technician

Maintain and improve electrical and instrumentation systems in a manufacturing environment, ensuring plant reliability and regulatory compliance. Perform fault diagnosis using technical drawings and schematics, conduct testing and calibration, and contribute to maintenance improvements. Work on-site with a focus on safety and engineering efficiency.

Johnson Matthey London, EN2 6LD, United Kingdom £44,113 – £60,345 pa

Principal CFD Engineer

This role involves building and validating high-fidelity computational fluid dynamics (CFD) and multi-physics simulations for real-world engineering challenges across aerospace, energy, automotive, and other advanced industries. The engineer will work at the intersection of CAE and AI, creating automated simulation workflows, generating datasets for machine learning models, and collaborating directly with customers on-site to integrate simulation into design and optimization processes. A strong emphasis is placed on mentoring, technical leadership, and improving engineering practices to support AI-driven surrogate modelling.

PhysicsX United Kingdom

On-site Permanent

Mechanical Commissioning Technician

As a Mechanical Commissioning Technician, you will play a pivotal role in the commissioning and maintenance of advanced production equipment and utility systems at Johnson Matthey’s 3CR project. Your responsibilities will include performing planned, reactive, and corrective maintenance, fault diagnosis, and plant modifications to ensure the reliability and efficiency of the facility.

Johnson Matthey North Hertfordshire, United Kingdom £44,261 pa

On-site Permanent Shift-work

Method Development chemist

Develop and validate analytical methods for materials and polymers using advanced instrumentation like GC-MS, LC-MS, and HPLC. Support R&D and manufacturing teams by delivering robust analytical solutions, training staff, and improving laboratory processes. Work within a global scientific organisation focused on innovation in materials science.

SRG Essex, United Kingdom

NPD Chemist

New Product Development (NPD) Chemist required in Cheshire East, on a permanent basis. Requiring a degree in Chemistry, Materials Science (or similar) and recent, proven industrial experience of product development within a manufacturing environment. Candidates with coatings, adhesives, paper, film...

SRG Cheshire, United Kingdom £40,000 – £46,000 pa

Senior Machine Learning Engineer

A Senior Machine Learning Engineer will lead the deployment of AI models into production environments for engineering and physics simulations, working directly with customers across industries like aerospace, energy, and semiconductors. The role involves building scalable ML pipelines, mentoring engineers, and traveling to client sites to co-develop solutions. The engineer operates at the intersection of data science and software engineering, turning R&D into robust, reusable tools.

PhysicsX London, United Kingdom

Senior Software Security Developer – Core Platform Services

This role involves designing and implementing security features for a core platform, with a strong focus on authentication, secure coding practices, and threat modeling. The developer will act as a security SME, mentoring teams, conducting code reviews, and helping shape incident response workflows. Working within a high-caliber engineering team, they will build secure, scalable components used across an AI-driven simulation software stack for advanced industries.

PhysicsX London, United Kingdom