Industrial Maintenance Lead: PLCs & Uptime

OLDCASTLE INFRASTRUCTURE, INC.; Romeoville (IL); On-site; USD 50,000 - 66,000; Full time

Benefits offered by this job

Annuity Fund

Health and Welfare

Paid time off

Paid holidays

Annual economic wage increase

Job summary

Oldcastle Infrastructure, a CRH Company, is seeking a multi-craft maintenance lead for a union plant role. The position focuses on keeping equipment safe and reliable, managing day-to-day activities, and driving efficiency through proactive maintenance and downtime reduction.

The role requires hands-on expertise with motors, drives, PLCs, and mechanical/electrical systems, plus a strong emphasis on safety and compliance. Union environment and shift work are involved.

Qualifications

• Maintenance experience in a manufacturing environment or industrial maintenance as a multi-skilled technician.

Responsibilities

• Manage day-to-day work activity such as changeovers, PM schedule and repairs.
• Identify opportunities for process optimization and cost reduction.
• Assign tasks, monitor progress, and provide guidance as needed.
• Work with Scheduling and crew Supervisors for prioritization of projects.
• Provide training and guidance to staff, ensuring necessary skills and knowledge.
• Maintain plant effectiveness with emphasis on machine maintenance and performance upkeep.
• Respond to all unplanned downtime or breakdowns on machines.
• Troubleshoot problems with drive systems and PLCs.
• Plan and execute maintenance for non-routine issues.
• Troubleshoot equipment and systems to root cause.
• Design, fabricate and install mechanical/electronic equipment; perform program changes.
• Weld stainless steel, carbon steel, and aluminum; fabricate guards.
• Engage in safety, compliance, and continuous improvement.
• Assist in shutdown planning and major maintenance activities.
• Complete training and perform on-the-job training for others.
• Perform shop housekeeping; build parts for replacements.
• Wire and repair electric motors; repair basic wiring.
• Perform scheduled/unscheduled maintenance, lubrication, repairs and adjustments.
• Advise operators on procedures for safe operation with electrical/electronic and mechanical equipment.

Skills

Maintenance experience

Motor & drive troubleshooting

Electrical schematics reading

PLC experience

Job description

Oldcastle Infrastructure, a CRH Company, is seeking a multi-craft maintenance lead for a union plant role. The position focuses on keeping equipment safe and reliable, managing day-to-day activities, and driving efficiency through proactive maintenance and downtime reduction.

The role requires hands-on expertise with motors, drives, PLCs, and mechanical/electrical systems, plus a strong emphasis on safety and compliance. Union environment and shift work are involved.