Education: Secondary (high) school graduation certificate. Tasks: Organize tasks to accomplish the work. Ensure smooth operation of computer equipment and machinery. Arrange for maintenance and repair work. Resolve work problems, provide technical advice and recommend measures to improve productivity and product quality. Train workers in duties and policies. Co-ordinate, assign and review work. Requisition or order materials, equipment and supplies. Set staff work schedules. Personal suitability: Organized. Team player. Experience: 3 years to less than 5 years. Green job: Involves duties and responsibilities that lead to positive environmental outcomes.