Senior Mechanical Designer

We are excited to announce an opportunity for a Senior Mechanical Designer to join our Mechanical Engineering Design team at our brand-new, cutting-edge manufacturing and development facility in Severn Beach, Bristol.

This is your chance to work at the forefront of innovation, contributing to advanced semiconductor manufacturing equipment that supports breakthroughs across medical devices, electric vehicles, and quantum technologies.

The Role

As a Senior Mechanical Designer, you will play a critical role in new product development, continuous improvement, and lifecycle management. You’ll collaborate with multidisciplinary teams to solve complex engineering challenges, including systems involving high vacuum, extreme temperatures, fluid flow, safety compliance, and precision control.

Key Responsibilities

• Deliver high-quality mechanical designs, including 3D models, detailed drawings, and product modifications


• Conduct design verification and validation through calculation, simulation, and prototype testing


• Ensure compliance with company, regulatory, and industry standards (BS, EN, SEMI)


• Produce and maintain accurate technical documentation, including manuals and technical files


• Collaborate across teams to ensure clear, complete, and manufacturable design specifications


• Translate technical requirements into structured, modular design solutions


• Lead problem-solving and root cause analysis across manufacturing, testing, and customer challenges


• Drive and contribute to continuous improvement across products and processes


• Lead design projects to deliver solutions on time and to quality


• Take ownership of assigned work packages, ensuring effective communication with stakeholders


• Maintain accurate drawings, work instructions, and documentation


• Uphold health, safety, and environmental best practices

About You

You are a proactive and technically strong engineer with:

• Experience in mechanical system and mechanism design


• Proven capability in design verification & validation (calculation, simulation, testing)


• Experience leading or contributing to projects within cross-functional teams


• Knowledge of manufacturing processes including machining, fabrication, welding, and assembly


• Strong problem-solving and analytical skills, including root cause analysis


• Proficiency in 3D CAD (e.g. Solid Edge), PLM systems, and standard engineering tools


• A solid understanding of engineering best practices and commercial considerations


• Ability to analyse data and make informed engineering decisions

Degree qualified (preferred) or HNC/equivalent accepted

About Us

At Oxford Instruments Plasma Technology, we develop world-leading tools for engineering micro- and nano-scale structures. Our technologies enable innovation across industries, helping customers push the boundaries of science and technology.

What We Offer

• Competitive salary


• 25 days annual leave + half-day Fridays


• Private healthcare


• Share incentive plan


• Pension scheme


• Flexible benefits tailored to your needs


• Structured career development opportunities


• A collaborative environment with excellent work-life balance

Apply now and be part of something extraordinary.

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