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Supervisor Maintenance

Linacast, Inc.
Port Huron, MI Full Time
POSTED ON 7/7/2026
AVAILABLE BEFORE 11/3/2026

Job Summary

The CNC Maintenance Supervisor is responsible for overseeing the maintenance and repair of CNC

(Computer Numerical Control) machinery and equipment within a manufacturing or production

environment. This role involves leading a team of maintenance technicians, ensuring the optimal

performance and reliability of CNC machines, and implementing preventive maintenance programs.

Responsibility

  • Directs and ensures completion of all emergency repairs of CNC machines.
  • Coordinate and prioritize work assignment schedules to ensure efficient operations by supervising the troubleshooting and repairs of CNC mills, lathes, 4 and 5-axis machines, grinders, EDMs, and support equipment.
  • Complies with OSHA Safety Standards: Lockout/Tagout, Permit Required Confined Space, Hot Work, use of proper PPE, Hazard Communication and Ergonomics.
  • Review work orders to determine work priorities and assign to the maintenance team.
  • Directs and ensures completion of all preventative maintenance work orders. Ensure that work is performed properly and equipment is in a safe and working order.
  • Maintains all work areas in a safe and orderly fashion according to plant standards.
  • Coordinates activities of maintenance team fabricating or modifying machines, tools or equipment to repair or upgrade machinery.
  • Develop and implement improvements for specific maintenance processes, procedures, PM’s, instructions and systems.
  • Coordinate with Production, Quality, and Engineering to plan downtime windows for repairs and upgrades, and during improvement projects, new machining installations and all upgrades relating to machine production.
  • Oversee spare-parts inventory, critical spares strategy, reorder points, work orders and purchase orders for Maintenance and maintenance-related production needs.
  • Attend daily shift change meetings to communicate reoccurring equipment issues and to delegate assignments.
  • Maintain continuity between all shifts by documenting and communicating actions, irregularities and continuing needs
  • Maintain proper housekeeping of fluids room and oil handling cart following the 5-S Cleaning System. (Sort-Set in Order-Shine-Standardize-Sustain.

Academic/Educational Requirements

High School diploma or equivalent.

Associate’s degree preferred

5 years’ experience

Technical and Basic math skills required. Mechanical aptitude. Computer skills.

3-5 years of experience in high volume precision machining environment.

Required Skills/Experience

Team Player

Leadership Competencies

High level of interpersonal skills

Reliable

Communication-written and verbal

Problem solving

Motivated

Flexible

Detail Oriented

Organized

Working Conditions

40 hours per week-overtime when required due to customer demands

Please note: All schedules and changes to working hours must be approved by the department manager. Schedule is subject to change based on discretion of department manager.

Facility Specific

Ensure compliance with all legislative requirements in the facility’s geographic location including but not limited to:

  • ISO 45001: Health and Safety management system standard.
  • ISO 14001: Environmental Management system standard.
  • IATF 16949 Technical Specification Management and Linamar Quality Basics system standards.

Ensure compliance with Linamar’s internal operating system known as ‘GOS’: The Global Operating System

Support, Foster, Promote and Demonstrate Linamar’s Core Values and Leadership Behaviours

Maintain department 5S requirements.

Salary.com Estimation for Supervisor Maintenance in Port Huron, MI
$87,674 to $108,777
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