Senior Maintenance Supervisor

Irvine, CA

Maintenance Supervisor

Job Summary

We are recruiting for a Maintenance Supervisor to support a large food manufacturing operation. The role is responsible for overseeing day-to-day maintenance activities across a fast-paced production environment, ensuring equipment reliability, operational efficiency, and compliance with safety and quality standards.

The successful candidate will lead a team of maintenance technicians and contractors, coordinating planned and reactive maintenance activities to minimise downtime and support production targets. This role requires strong technical knowledge, people leadership capability, and a proactive approach to continuous improvement.

Please note, this role is on-site in City of Industry.

Key Responsibilities

  • Plan, coordinate, and supervise daily maintenance activities to ensure efficient completion of planned and reactive engineering work.
  • Lead maintenance teams to support production performance, minimise equipment downtime, and maintain operational continuity.
  • Manage preventative maintenance programmes for manufacturing equipment and site assets to ensure equipment reliability and compliance with engineering standards.
  • Coordinate breakdown response activities and ensure timely resolution of engineering issues affecting production.
  • Support engineering improvement projects, equipment upgrades, and modification works to improve operational efficiency and plant performance.
  • Work closely with internal stakeholders and external contractors to deliver maintenance projects safely and effectively.
  • Monitor spare parts usage and inventory levels to support maintenance effectiveness and minimise operational risk.
  • Support budget control by managing maintenance spend and identifying cost-effective engineering solutions.
  • Ensure maintenance activities are carried out in accordance with health & safety, food safety, environmental, and quality standards.
  • Communicate engineering priorities, maintenance standards, and operational updates effectively across teams.
  • Participate in site incident response and business continuity activities where required.
  • Promote continuous improvement initiatives across engineering and production operations.
  • Complete additional engineering and supervisory duties as required.

Candidate Requirements

Qualifications

  • Technical qualification in Engineering, Electrical Engineering, Mechanical Engineering, or a related discipline preferred.
  • Relevant vocational, technical, or apprenticeship-based engineering training considered advantageous.

Experience & Skills

  • Previous experience within a manufacturing maintenance environment, ideally food manufacturing, FMCG or high volume manufacturing.
  • Experience leading or supervising engineering or maintenance teams within a production setting.
  • Strong understanding of mechanical, electrical, pneumatic, hydraulic, refrigeration, or utility systems.
  • Experience managing planned preventative maintenance programmes and responding to equipment breakdowns.
  • Ability to interpret engineering drawings, schematics, and technical documentation.
  • Strong fault-finding and problem-solving capability.
  • Experience coordinating contractors and supporting engineering projects.
  • Good communication and organisational skills with the ability to work cross-functionally.
  • Familiarity with health & safety and food manufacturing compliance standards.
  • Comfortable using maintenance systems and standard Microsoft Office applications.

Physical & Working Requirements

  • Ability to work within a manufacturing environment, including periods of standing, walking, climbing, lifting, and working around production equipment.
  • Ability to lift and move equipment or components where required.

Leadership Responsibility

  • Responsible for supervising and developing a team of maintenance engineers and technicians within a manufacturing operation.

Posted 2026-06-06

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