Maintenance Manager

LMC Industries; Arnold (MO); On-site; USD 105,000 - 145,000; Full time

Job summary

LMC Industries, Inc. in Arnold, Missouri is seeking a Plastics Injection Molding Maintenance Manager to lead a 24/7 maintenance team, ensure equipment reliability, and oversee presses, robotics, and auxiliary systems on the production floor.

You will design PM programs in CMMS, perform root-cause analysis, manage parts inventory and vendor relationships, and enforce OSHA/LOTO and quality standards. This hands-on leadership role requires strong technical and coaching skills.

Qualifications

• 5–10+ years of maintenance experience in plastics manufacturing.
• 4+ years in a supervisory or management role.
• Strong proficiency in high‑pressure hydraulics, valves, pneumatics and electrical infra (up to 480V 3‑phase).
• Experience reading PLC ladder logic and troubleshooting PLCs (Allen‑Bradley, Siemens).
• CMMS experience with eMaint, Fiix or UpKeep; proficient with MS Office.

Responsibilities

• Lead a 24/7 maintenance team of technicians and schedule shifts.
• Design, implement and optimize a robust Preventive Maintenance program using CMMS.
• Lead root-cause analysis for hydraulic, pneumatic, and electrical failures on injection molding machinery.
• Oversee maintenance and programming adjustments of robots and EOAT components.
• Manage spare parts inventory and vendor relationships to minimize downtime.
• Maintain plant-wide auxiliary systems including chilling, dryers, blenders, compressors, and towers.
• Enforce OSHA, lock-out/tag-out and clean-room/ISO quality standards.

Skills

Maintenance leadership

Mechanical maintenance

Electrical maintenance

Hydraulics

Pneumatics

PLC troubleshooting

CMMS knowledge

Robotics maintenance

Reading ladder logic

Education

High School Diploma or GED

Technical trade certifications

Associate or Bachelor's in mechanical/electrical engineering or industrial technology

Tools

CMMS platforms (eMaint, Fiix, UpKeep)

MS Office

Electrical testing tools

Job description

Job description:

Job Summary

The Plastics Injection Molding Maintenance Manager directs and oversees all maintenance operations across the manufacturing facility. This role ensures maximum equipment reliability, minimizes unplanned downtime, and maintains high safety and quality standards. The ideal candidate is a hands-on technical leader responsible for servicing injection molding presses, multi-axis robotics, material handling systems, and general plant auxiliary equipment.

Key Responsibilities

• Team Leadership: Supervise, mentor, and schedule a 24/7 team of mechanical, electrical, and automation maintenance technicians. Identify skill gaps and coordinate ongoing training programs.
• Preventive & Predictive Maintenance: Design, implement, and optimize a robust Preventive Maintenance (PM) program utilizing a Computerized Maintenance Management System (CMMS).
• Troubleshooting & Repairs: Lead root-cause analysis and provide technical guidance for complex hydraulic, pneumatic, and electrical failures on injection molding machinery, barrel/screw assemblies, and hot runner molds.
• Automation & Robotics: Oversee the maintenance and programming adjustments of sprue pickers, 3-axis/6-axis robots (e.g., Hyrobotics, Wittmann), and end-of-arm tooling (EOAT).
• Inventory & Vendor Management: Manage the spare parts warehouse and budget. Source critical components and negotiate with third-party service vendors to minimize supply chain disruptions.
• Facilities & Auxiliary Systems: Maintain plant-wide auxiliary systems, including central chilling systems, material dryers, blenders, air compressors, and towers.
• EHS Compliance: Enforce strict adherence to OSHA regulations, lock-out/tag-out (LOTO) protocols, and clean-room/ISO quality standards where applicable.

Skills

• Experience: 5 to 10+ years of maintenance experience within a plastics manufacturing facility, with at least 4+ years in a supervisory or management capacity.
• Technical Expertise: Strong proficiency in high-pressure hydraulics, proportional valves, pneumatics, and electrical infrastructure (up to 480V 3-phase systems).
• Automation Knowledge: Ability to read electrical ladder logic and troubleshoot Programmable Logic Controllers (PLCs) (e.g., Allen-Bradley, Siemens).
• Software Skills: Experience configuring and operating CMMS platforms (e.g., eMaint, Fiix, UpKeep) and basic office suites (Microsoft Office).
• Education: High School Diploma or GED with extensive technical trade certifications required; an associate or bachelor's degree in mechanical/electrical engineering or industrial technology is highly preferred.
• Physical Demands & Work Environment
• Must be comfortable working on an active production floor that can be hot, noisy, and fast-paced.
• Requires standing, walking, bending, and the ability to lift up to 50 lbs. periodically.On-call availability during off-shifts or weekends to assist with critical facility emergencies.