Machine Shop Supervisor

Proactive Personnel Ltd; Aylesbury; On-site; GBP 40,000 - 50,000; Full time

Job summary

A precision engineering company in Aylesbury is seeking an experienced Machine Shop Supervisor. This role requires overseeing a busy CNC department, ensuring production efficiency and high-quality standards while leading a small team. Ideal candidates will have expertise in CNC milling and leadership skills, aiming for continuous improvement in a modern working environment. Competitive salary and a 4-day working week offered.

Benefits

Competitive salary up to £50,000

4-day working week

25 days holiday plus bank holidays

Free on-site parking

Supportive team culture

Qualifications

• Strong background in CNC milling.
• Proven leadership experience in a precision engineering environment.
• Excellent attention to detail with the ability to maintain tight tolerances.

Responsibilities

• Supervise the CNC machining area.
• Program, set, and operate 3 & 5 Axis CNC Milling Machines.
• Lead the team to maintain quality and productivity standards.

Skills

CNC milling

Problem-solving

Leadership

Technical skills

Attention to detail

Communication

Tools

Hypermill

CNC Milling Machines

Job description

We are currently supporting a well-established precision engineering company who are looking to appoint an experienced Machine Shop Supervisor to join their growing team. This is a fantastic opportunity to take on a key leadership role within a modern, forward-thinking business known for its high standards, craftsmanship, and investment in technology.

The successful candidate will oversee a busy CNC department, ensuring that production runs efficiently, quality standards are maintained, and customer deadlines are consistently achieved. You will lead a small, skilled team of machinists while remaining hands‑on with the programming, setting, and operation of 3 & 5 Axis CNC milling machines.

This position would suit someone who takes pride in their work, enjoys problem-solving, and has the technical and leadership skills to get the best out of their team.

Responsibilities

• Supervise and coordinate the day‑to‑day running of the CNC machining area.
• Program, set, and operate CNC Milling Machines (3 & 5 Axis).
• Lead by example to maintain quality, productivity, and safety standards.
• Read and interpret complex engineering drawings and ensure work is completed to tight tolerances.
• Support team members with technical challenges and provide on‑the‑job training where required.
• Monitor performance and implement improvements in line with lean manufacturing principles.
• Work collaboratively with management and other departments to maintain workflow and delivery schedules.

Requirements

• Strong background in CNC milling, ideally with experience in Hypermill or similar CAM software.
• Proven ability to lead a small team within a precision engineering or manufacturing environment.
• Excellent attention to detail and the ability to maintain tight tolerances.
• A proactive and positive approach with a focus on continuous improvement.
• Strong communication and problem‑solving skills.

Benefits

• Competitive salary up to £50,000 depending on experience.
• 4-day working week – enjoy a long weekend every week.
• 25 days holiday plus bank holidays (pro rata).
• Free on‑site parking and modern facilities.
• Supportive team culture and excellent working environment.

If you are an experienced CNC professional looking to step up into a supervisory role, or a proven leader seeking a new challenge in a progressive business, we'd love to hear from you.

Apply today or contact Sam at Proactive Personnel Ltd for further information