CNC Machinist: Multi‑Axis, R&D & Six Sigma

ARM International; Ampthill; On-site; GBP 42,000 - 60,000; Full time

Job summary

ARM International is seeking a skilled CNC Machinist for its defence and aerospace division in Ampthill, United Kingdom. You will operate, program, and maintain high-precision CNC turning machines in a fast-paced, R&D-oriented shop, and work with multi-axis milling centers to design and optimize machining processes.

You will mentor apprentices, collaborate with engineering and tooling suppliers, and drive continuous improvement initiatives while applying Six Sigma and lean manufacturing

Qualifications

• Experience with six sigma and lean manufacturing tools and techniques.
• Experience with Heidenheim, Fanuc, and Siemens controls; edit CNC programs.
• Design machining processes and select and optimise tooling.
• Mentor apprentices and collaborate with engineering and tooling suppliers.

Responsibilities

• Operate, program, and maintain high-precision CNC turning machines in an R&D-oriented shop.
• Work with multi-axis milling centres and design machining processes.
• Select and optimise tooling and oversee production of high-value, low-volume parts.
• Mentor apprentices and collaborate with engineering and tooling suppliers, driving continuous improvement.
• Machining experience across turning and milling operations; develop machining strategies for R&D, prototype, and low-volume parts.
• Produce accurate work instructions, process delineations, and change-order documentation.
• Implement corrective action plans and track effectiveness of process changes.

Skills

Six Sigma

Lean manufacturing

Machining experience

CNC turning

Programming

Quality inspection

Problem solving

Apprentice mentoring

Tools

Heidenheim controls

Fanuc controls

Siemens controls

Job description

ARM International is seeking a skilled CNC Machinist for its defence and aerospace division in Ampthill, United Kingdom. You will operate, program, and maintain high-precision CNC turning machines in a fast-paced, R&D-oriented shop, and work with multi-axis milling centers to design and optimize machining processes.

You will mentor apprentices, collaborate with engineering and tooling suppliers, and drive continuous improvement initiatives while applying Six Sigma and lean manufacturing