Ready to make massive impact with microscopic magic? Are you a Senior Controls Engineer with experience of practical engineering development activities and technical leadership and mentoring on Control Systems. If so, we need you to support applications, manufacturing and servicing in fault identification and resolution whilst managing noise handling on a sub-nanometer scale. Read on Reward and Benefits : £52,000 to 70,000 (depending on experience) 25 days annual leave, death in service and private health care benefits, personal pension contributions of 4% with salary sacrifice and a generous EMI Share scheme Based in Abingdon, Oxford, UK, we are a high calibre team of 100 plus people and we are growing fast. We are backed by global financial and industry investors including Applied Ventures, the strategic venture arm of the industry leading equipment company. About the role: A typical day for a Senior Controls Engineer could look like this: Developing and improving control systems Applying control‑theory thinking to shape system and sub‑system requirements Reviewing, managing, and refining system and sub‑system performance, keeping sight of how each part affects the full product Supporting delicate noise‑handling work at sub‑nanometer scale Helping applications, manufacturing, and service teams diagnose issues and resolve faults Preparing and maintaining clear, useful technical documentation Leading as a subject‑matter expert and trusted voice within the company Owning technical development work and supporting failure analysis Planning technical activities to support integration and testing Demonstrating and validating design performance Feeding forward learning into upcoming designs and next‑generation development Who we are looking for: To succeed as a Senior Controls Engineer, we do need you to have experience of: Practical engineering development activities. Technical leadership and mentoring on Control Systems. Demonstrable knowledge of Feedback and Feedforward loops Project management: timekeeping, resource management, updates to key stakeholders. Fluency in written and oral technical English Confident presentation skills Nice to have: Digital filtering (ideally in Field Programmable Gate Array - FPGAs) Driving piezos, and knowledge of hysteresis in piezos. Metrology and measurement systems. Electronics and/or Electrical design. Guiding systems/products through EMC and various regulatory testing. Semi S2 standard. PLC software and control systems. Education / Qualifications: Either a BSc/BEng in Physics, Engineering or similar, or a clear equivalent path through relevant apprenticeship or accumulated experience. We look for these attributes for our team: Self-management: Able to work independently, setting priorities for own work based upon the company goals and targets. Teamwork: Engages with other members of the company to bring the best solutions to the problem. Recognise the value that fellow company members bring to enhance own abilities. Supports colleagues with their tasks when critical to the company goals. Impact and Influence: Establishes themselves as the knowledge centre in their own field. Ownership & Initiative: React and address both short- and medium-term issues and proactively takes action to solve them. Results Orientation: Focus on the company goal, avoid distraction, making timely decisions to achieve the target. A bit about us: Infinitesima is a privately owned company founded in 2001, as a spin-out of the University of Bristol, by CTO Professor Andrew Humphris. Our dynamic team of scientists and engineers is focussed on enabling the next generation of semiconductor devices through delivery of innovative products to customers around the world. Our strength lies in the varied perspectives that come from different cultures, experiences, and identities. We believe that true innovation is fuelled by collaboration, locally and globally. We strive to foster an environment where everyone can contribute meaningfully and thrive. If you require adjustments to take part in the recruitment process, please let us know, we’ll do our best to support you. Note to recruitment agencies: Infinitesima Ltd only works with approved agencies and does not accept unsolicited agency CVs. Please do not submit candidate details in response to this advert, or to any Infinitesima Ltd employees. Infinitesima Ltd is not responsible for any fees related to unsolicited CVs. Feel free to reach out for more info about this role to sunny.montague@infintesima.com.