CNC Maintenance Engineer

Company: Polytec Personnel Ltd
Apply for the CNC Maintenance Engineer
Location: Ely
Job Description:

Location: Ely (CB6) • Type: Permanent • Hours: Monday to Friday 8.00 am – 4.30 pm • Salary: Competitive • Job Reference: 36213

We are seeking an experienced CNC Maintenance Engineer to support the reliability, performance and continuous improvement of a multi‑axis CNC machining environment. Working as part of a multidisciplinary maintenance team, you will respond to machine breakdowns, develop preventative maintenance strategies and help maximise equipment efficiency.

Responsibilities

  • Provide first‑line maintenance support for CNC machine breakdowns to minimise production downtime
  • Plan, implement and maintain Total Productive Maintenance (TPM) activities across CNC equipment
  • Develop and manage preventative maintenance schedules to improve machine reliability
  • Diagnose and resolve mechanical, electrical, hydraulic, pneumatic, vacuum and control system faults
  • Perform electrical fault‑finding and basic three‑phase electrical maintenance
  • Conduct root cause analysis and implement corrective actions to prevent recurring issues
  • Drive continuous improvement initiatives using methodologies such as TPM, Kaizen, 5S and PDCA
  • Work closely with production teams to promote best machining practices and maximise equipment performance
  • Support the procurement, installation and commissioning of new CNC equipment
  • Assess maintenance risks and recommend appropriate critical spare parts
  • Train and support operators in routine preventative maintenance activities where appropriate
  • Collaborate with stakeholders to develop long‑term maintenance and equipment improvement strategies

Requirements

  • Completed a recognised engineering apprenticeship or hold an equivalent engineering qualification and at least five years’ experience maintaining and servicing CNC machining equipment within a manufacturing environment
  • Strong mechanical and electrical maintenance experience on multi‑axis CNC milling machines
  • Good knowledge of hydraulics, pneumatics, vacuum systems, PLC diagnostics and basic PLC programming
  • Experience diagnosing electrical faults and carrying out basic three‑phase electrical work
  • Familiarity with major CNC control systems such as Fanuc, Haas, Siemens, Heidenhain or similar
  • Proven experience implementing preventative maintenance programmes and Total Productive Maintenance (TPM)
  • Understanding of maintenance management systems (CMMS) and preventative maintenance planning
  • Knowledge of Lean Manufacturing and continuous improvement techniques, including TPM, Kaizen, 5S and PDCA
  • Strong problem‑solving and root cause analysis skills
  • Excellent communication skills with the ability to work collaboratively across engineering and production teams
  • High attention to detail and a proactive approach to improving equipment reliability and operational efficiency

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Posted: July 21st, 2026