Mechanical Engineer - Factory Automation

CircuitHub; Cambridge; On-site; GBP 45,000 - 100,000; Full time

Job summary

CircuitHub in Cambridge is seeking an experienced Mechanical Engineer to design, develop, and commission automated robotic systems that support our advanced manufacturing process.

You will work with 3D CAD, design machined components from concept to deployment, and collaborate with the build team to ensure safe and efficient machine builds. This onsite role offers exposure to robotics within our grid platform and opportunities to mentor junior engineers.

Qualifications

• Experience with 3D CAD and designing and commissioning machined components.
• Ability to take designs from concept through deployment to manufacturing.
• Experience designing automated robotic systems is a plus.

Responsibilities

• Design gantries and end effectors in Fusion 360.
• Analyze end‑effector behavior from video and revise geometry for reliability.
• Conceive mechanical systems to handle electronics parts.
• Install, commission, and debug robots.
• Manage supplier relationships to facilitate machine builds.
• Troubleshoot wiring cabinets when motor drives fail.
• Collaborate with build teams to ensure safe, fast, and smooth builds.
• Specify sensors to ensure error detection during operation.

Skills

3D CAD

Robotics design

Machined components

Tools

Fusion 360

TwinCAT PLC

CNC programming

Job description

About CircuitHub

CircuitHub is reshaping electronics manufacturing with The Grid, a factory‑scale robotics platform that enables rapid, small‑batch, high‑mix electronics assembly.

What We’re Looking For

We're hiring an experienced Mechanical Engineer to design, develop, and commission automated robotic systems that support our advanced manufacturing process. The successful candidate will be confident with 3D CAD, have experience designing and commissioning machined components, and enjoy taking their own designs from concept through deployment.

Bonus Skills

• Exposure to PLC systems, particularly Beckhoff TwinCAT
• Programming and running CNC machinery
• Design of chemical handling machinery
• Experience working with optics

What You’ll Do

• Design gantries and end effectors in Fusion 360
• Analyze end‑effector behavior from video recordings and revise geometry to improve reliability
• Conceive novel mechanical systems to handle electronics parts
• Install, commission, and debug robots
• Manage supplier relationships to facilitate machine builds
• Troubleshoot wiring cabinets when motor drives fail to enable
• Collaborate with build‑team members to ensure builds run smoothly, safely and quickly
• Specify a suite of sensors to ensure error detection during machine operation

Compensation

Salary: £45,000 – £100,000, depending on experience.

Lower‑end candidate profile:

• Built some systems with exposure to robotics/automation
• Experience as part of a mechanical design team, seeing parts and subsystems through to manufacture
• Keen interest in a practical robotics career
• Knowledge of design for manufacturing by machining

Upper‑end candidate profile:

• Managed build & deployment of large‑scale automated systems
• Experience with PLC programming and debugging, particularly TwinCat
• Design experience for a wide range of manufacturing methods (machining, sheet metal, injection moulding)
• Technical mentoring of junior engineers

Location

Onsite role at our central Cambridge site, working alongside a driven team of automation engineers.