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Experienced Assembly Supervisor at Reliable Plastic – Onitsha

Reliable Plastic is hiring an Experienced Assembly Supervisor in Onitsha, Anambra State, to lead production of thermoware, coolers, food flasks and other plastic consumer products.

Job Description

  • We are seeking an experienced and result-driven Assembly Supervisor to join our manufacturing team. The successful candidate will be responsible for supervising assembly operations for products including coolers, food flasks, thermoware products, and other plastic/consumer products, ensuring efficient production, high-quality output, proper manpower utilization, and compliance with company standards.

Key Responsibilities

  • Supervise and coordinate daily activities within the Assembly Department.
  • Plan and allocate manpower effectively across assembly lines and workstations.
  • Ensure products are assembled correctly according to approved specifications and procedures.
  • Monitor production targets, output, productivity, and work-in-progress.
  • Conduct regular quality checks and ensure defective products are identified and properly handled.
  • Ensure proper use and handling of assembly tools, equipment, components, and materials.
  • Train, guide, and motivate assembly operators and production assistants.
  • Maintain discipline, punctuality, cleanliness, and good work practices within the department.
  • Identify production bottlenecks and implement practical solutions to improve efficiency.
  • Ensure compliance with SOPs, quality standards, health and safety requirements, and company policies.
  • Maintain accurate production and manpower records and submit daily/shift reports.
  • Coordinate effectively with Production, Quality Control, Maintenance, Stores, and other relevant departments.
  • Monitor material usage and minimize wastage, rework, and product damage.
  • Ensure proper housekeeping and workplace organization within the assembly area.
  • Escalate machine, material, quality, or operational issues promptly to management.

Requirements

  • OND, HND, B.Sc./B.Tech in Engineering, Production Management, Industrial Technology, or a related field.
  • Must have 3–5 years of relevant supervisory experience in an assembly, manufacturing, or production environment.
  • Previous experience in plastic manufacturing, thermoware, cooler, food flask, or related consumer-product assembly will be a strong advantage.
  • Must have proven experience supervising production workers and meeting daily production targets.
  • Good understanding of assembly processes, quality control, production documentation, and workplace safety.
  • Strong leadership, communication, problem-solving, and team-management skills.
  • Ability to work under pressure and meet production deadlines.
  • Must be physically fit and willing to work in a factory environment.
  • Candidates with hands-on experience in cooler, food flask, plastic product, or thermoware assembly operations are highly encouraged to apply.

What We Offer

  • Competitive salary and attractive employment package.
  • Opportunity to work in a growing manufacturing organization.
  • Professional development and career growth opportunities..
  • Opportunity to lead a team and contribute directly to production efficiency and product quality.
  • Accommodation

How to apply

Email your updated CV using Experienced Assembly Supervisor as the exact email subject.

Closing date
9 November 2026

Email your application to reliablehrmatters@gmail.com.

Check the employer and application instructions before sharing personal information.

About the employer

Reliable Plastic was incorporated in April 1998. The company manufactures plastic products and undertakes in-house fabrication, with a focus on product quality and customer service.

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