Shift Maintenance Technician

Jobs 4 All; Lenasia; On-site; ZAR 50 000 - 200 000; Full time

Job summary

A manufacturing company in Lenasia is seeking a Shift Maintenance Technician to ensure the correct functioning of injection moulding machinery and equipment through regular maintenance, diagnosis, and repair of mechanical and electrical systems. The role entails working on a rotating shift basis and minimizing machine downtime while adhering to safety and operational standards. Candidates should have at least 3 years of experience in a similar role, particularly with plastic injection moulding machines.

Qualifications

• Minimum 3 years’ experience in a similar position.
• Minimum 3 years’ experience on plastic injection moulding machines.

Responsibilities

• Conduct daily maintenance checks on injection moulding machines.
• Diagnose and repair mechanical, hydraulic, and electrical faults.
• Execute planned preventative maintenance and machine upkeep.
• Attend promptly to machine stoppages and breakdowns.

Skills

Strong mechanical aptitude

Good communication skills (verbal and written – English)

Problem-solving ability

Time management skills

Planning and organising ability

Education

Minimum 3 years’ experience in a similar position

Experience on plastic injection moulding machines

Job description

Shift Maintenance Technician

Lenasia

Job Summary / Purpose

The Shift Maintenance Technician is responsible for diagnosing, repairing, and maintaining mechanical, hydraulic, pneumatic, electrical, and electronic systems on plant and equipment, with specific focus on plastic injection moulding machinery. The role requires working on a rotating shift basis and ensuring minimum machine downtime while maintaining high safety, quality, and operational standards.

Working Hours

As per Shift Roster:

• 3 Day Shifts – 3 Night Shifts – 3 Days Off
• Day Shift: 07:00 – 18:00
• Night Shift: 18:00 – 07:00

During company peak periods, the technician may be required to work outside normal hours, including weekends and public holidays.

Primary Duties and Responsibilities

Maintenance & Fault Finding

• Conduct daily maintenance checks on:
  • Injection moulding machines
  • Decorating equipment
  • Plant service equipment
• Diagnose and repair:
  • Mechanical faults
  • Hydraulic faults
  • Pneumatic faults
  • Electrical and electronic faults
• Resolve barrel heater temperature faults
• Attend to oil leaks and hydraulic failures
• Diagnose pump faults and failures
• Replace pumps, motors, circuit breakers, and related components
• Test motors and diagnose electrical issues

Injection Moulding Equipment

• Strip injection screws and assess:
  • Screw tips
  • Check rings
  • Related components
• Diagnose hydraulic and electronic valve faults and repair or replace as required
• Inspect tie bars for damage or failure
• Strip and install tie bars and tie bar nuts
• Inspect toggles for wear and lubrication
• Strip and install toggles when necessary

Mechanical Systems

• Carry out lubrication according to recommended schedules
• Inspect linear bearings and rails on all moving components
• Strip, replace, and install linear bearings and rails
• Strip ejector plates and ejector cylinders
• Replace seals on cylinders

Electrical & Instrumentation

• Diagnose and resolve sensor faults
• Repair or replace transducers
• Attend to safety circuit faults
• Inspect, repair, or replace:
  • Door switches
  • Safety switches
  • Interlock systems

Plant & Services Equipment

• Maintenance and repairs on:
  • Cooling towers
  • Chillers
  • Compressors
• Replace water pipes, fittings, clamps, and related components

Operational Support

• Attend promptly to machine stoppages and breakdowns
• Reduce machinery downtime
• Execute planned preventative maintenance
• Identify and rectify safety risks
• Maintain good housekeeping standards
• Ensure upkeep of maintenance tools and equipment
• Support production efficiency and plant reliability

Secondary Responsibilities

• Complete and submit all maintenance reports as required
• Conduct proper shift handovers
• Assist with training of staff where required

Competencies & Skills

• Strong mechanical aptitude
• Good communication skills (verbal and written – English)
• Sound judgement and problem-solving ability
• Basic mathematical skills
• Planning and organising ability
• Accountability and responsibility
• Ability to multitask with strong attention to detail
• Ability to work independently and within a team
• Ability to work with people from diverse backgrounds and levels
• Knowledge and understanding of Health & Safety requirements
• Strong work ethic
• Reliable, responsible, and committed
• Effective time management skills

Education and Experience

• Minimum 3 years’ experience in a similar position
• Minimum 3 years’ experience on plastic injection moulding machines
• No restraint of trade