About the Machine Operator Offset Role
Machine Operator Offset runs sheet-fed offset printing machines (2-6 colours) to print folding cartons, corrugated boxes and packaging boards.
Responsible for plate loading, ink setting, paper feeding, print quality control and achieving production targets during 12-hour shifts.
Key Responsibilities
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Machine Setup & Registration
Load offset printing plates, set ink keys, register colours, adjust pressure settings and prepare machine for 10,000-50,000 impressions per job.
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Sheet Feeding & Stacking
Load paper sheets (120-400 GSM board), adjust feeder, ensure proper sheet gripper margins and stack printed sheets accurately.
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Ink & Damping Control
Mix offset inks, control fountain solution (IPA 8-12%), maintain ink-water balance and achieve consistent print density across run.
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Print Quality Monitoring
Check colour matching, registration accuracy, scumming, hickeys every 500 sheets, maintain <1.5% rejection and ensure sharp print quality.
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Machine Cleaning & Maintenance
Clean ink rollers, blanket cylinders, dampening system after each job, lubricate machine and report major breakdowns to supervisor.
Candidate Requirements
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Education
ITI / Diploma in Printing Technology or 10th/12th pass with offset printing experience.
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Experience
2–5 years operating sheet-fed offset printing machines (2-6 colours) in packaging/cartons industry.
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Skills
Offset plate loading, ink-water balance, sheet feeding, colour registration, basic machine maintenance.
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Other Requirements
12-hour rotational shifts, normal colour vision, physically fit for machine operation, immediately joinable.