Mechanical Assembler

Mechanical Assembler – Sub Assemblies

Location: Near Uxbridge, West London
Salary: £35,593 + overtime {5+ hours per week available}
Interview Process: One-stage, onsite
Start Date: ASAP

Syntech Recruitment is working for a UK aerospace and defence manufacturer, renowned for producing high-precision components. This is an excellent opportunity to join a clean, modern manufacturing facility offering long-term stability and development.

We are recruiting a Precision Mechanical Assembler to support the build of kit-of-parts assemblies and complex mechanical sub-assemblies, where accuracy, repeatability, inspection discipline, and traceability are essential.

Why join?

• £35,593 (depending on experience)
• Overtime paid at 1.5x (typically 5–10 hours per week)
• Fantastic company pension scheme
• Healthcare plan
• Early Friday finish for improved work–life balance
• Opportunity to work on aerospace-grade precision components
• Clean, modern working environment
• Long-term role with development opportunities

Mechanical Assembler Duties

• Assemble precision mechanical kits and sub-assemblies to defined specifications
• Build assemblies using M3+ fasteners, fittings, and mechanical components
• Work accurately from engineering drawings, technical specifications, and work instructions
• Use hand tools including torque wrenches, sockets, hex keys, screwdrivers, and pliers
• Apply correct torque settings and assembly sequences
• Carry out self-inspection using measuring equipment and Go / No-Go gauges
• Support pressure testing or leak testing activities where required
• Ensure all builds meet quality, safety, and documentation standards
• Record build progress, inspection results, and traceability using MRP / ERP systems (SAP desirable)
• Support continuous improvement, 5S, and safe working practices

Mechanical Assembler Profile

• Minimum 3 years’ experience in precision mechanical assembly
• Proven experience building kit-of-parts or mechanical sub-assemblies
• Confident reading and working from engineering drawings and specifications
• Comfortable using hand tools for accurate, repeatable builds
• Experience with inspection tools and gauges (Go / No-Go, basic measurement)
• Understanding of mechanical tolerances and quality requirements
• Basic computer literacy and experience using ERP / MRP systems
• High attention to detail and a quality-first, disciplined approach

Simply apply today to speak to one of our consultants.

Please note: candidates must be available to attend interviews in early January to be considered for this position.

All candidates will go through a base line security vetting process (BPSS) before employment commences.