Systems Engineer
Precision Instrumentation | Semiconductor Technology
£40,000 - £48,000 + Share Options + Private Healthcare + Bonus Potential
Abingdon, Oxfordshire
Help solve measurement challenges at the nanoscale.
At Infinitesima, we're developing breakthrough metrology technology that enables semiconductor manufacturers to see and measure features at atomic scale.
As we continue to grow, we're looking for a Systems Engineer who thrives on solving complex technical problems and enjoys understanding how entire systems behave.
This is a rare opportunity to work on highly sophisticated instrumentation that combines precision mechanics, optics, electronics, software and automation within one of the UK's fastest-growing semiconductor technology companies.
If you're naturally curious, enjoy troubleshooting difficult technical challenges and want exposure to cutting-edge technology, we'd love to hear from you.
Why this role is different
You'll be working with:
✅ Advanced semiconductor metrology systems
✅ Nanometre-scale positioning technology
✅ Precision opto-mechanical assemblies
✅ Scientific instrumentation
✅ High-performance electronics and control systems
✅ Complex software and hardware interactions
Rather than focusing on a single discipline, you'll develop expertise across entire systems and become one of the key technical problem-solvers within the business.
What you'll be doing
Become the go-to technical expert
- Investigate complex system issues across customer, manufacturing and development environments.
- Support customer-facing teams with advanced troubleshooting and technical escalation activities.
- Diagnose issues spanning mechanical, optical, electronic and software subsystems.
- Drive rapid resolution of technically challenging customer issues.
Solve complex engineering problems
- Investigate performance issues across highly integrated precision instruments.
- Reproduce and analyse customer-reported faults.
- Understand interactions between hardware, software and environmental conditions.
- Work closely with multidisciplinary engineering teams to identify solutions.
Lead root cause investigations
- Perform detailed technical investigations and failure analysis.
- Identify corrective and preventative actions.
- Support implementation of design improvements.
- Contribute to enhanced reliability, performance and robustness.
Support product development and manufacturing
- Troubleshoot issues during assembly, integration and system testing.
- Support new product introduction activities.
- Assist with validation and verification activities.
- Contribute to technical documentation and training materials.
Share knowledge across the business
- Develop troubleshooting procedures and diagnostic workflows.
- Create technical best-practice guidance.
- Support knowledge sharing and training initiatives.
- Ensure lessons learned are fed into future product development.
We'd love to hear from people with experience in
- Scientific instrumentation
- Semiconductor equipment
- Metrology systems
- Precision engineering
- Microscopy
- Photonics
- Optics
- Robotics
- Automation
- Advanced manufacturing equipment
- Complex electromechanical products
What you'll bring
Essential
- Experience troubleshooting complex technical systems.
- Strong analytical and problem-solving skills.
- Experience performing root cause investigations.
- Ability to work across multiple engineering disciplines.
- Strong communication skills and a collaborative approach.
Desirable
- Semiconductor industry experience.
- AFM or precision metrology experience.
- Precision motion systems knowledge.
- Scientific instrumentation background.
- Optics or photonics experience.
- Exposure to automation or robotics.
Why join Infinitesima?
- Work on technology helping shape the future of semiconductor manufacturing.
- Gain exposure to world-leading nanoscale measurement systems.
- Collaborate with experts across physics, engineering and software.
- Join a scaling technology company backed by major global semiconductor investors.
- Share Options, Private Healthcare and Bonus Potential.
- Genuine opportunity to grow your technical capability and career.
We believe the best ideas come from diverse perspectives, and we’re committed to creating an environment where everyone can contribute and grow.
If you need any adjustments during the process, just let us know — we’ve got you.
Location and work pattern
- Based in Abingdon, Oxfordshire (OX14 1RG)
- Onsite for the first 3 months
- Flexible hybrid working available after probation (where possible)
A note on how we run interviews
We use AI only to transcribe interviews so we can focus fully on you.
It plays no part in decision-making — all hiring decisions are made by people
Right to work
We welcome applicants from all backgrounds.
This role requires permanent right to work in the UK. Sponsorship is only considered in rare cases.
Systems Engineer - Precision Instrumentation in Abingdon employer: Infinitesima
Infinitesima is an excellent employer, offering a vibrant work culture that prioritises innovation and collaboration within the semiconductor industry. With competitive benefits such as 25 days of annual leave and private healthcare, employees are supported in achieving a healthy work-life balance while having ample opportunities for professional growth through global engagement and hands-on experience with cutting-edge technology.
