Maintenance Technician

TREW LLC; Chicago (IL); On-site; USD 65,000 - 90,000; Full time

Job summary

TREW is seeking a Manufacturing Maintenance Technician to maintain and repair production equipment on a 1st shift in our Chicago facility. This role emphasizes mechanical and electrical troubleshooting, PMs, and supporting new factory startup alongside Engineering and contractors.

You will diagnose and repair a wide range of automated equipment, interpret schematics, and use diagnostic tools to improve reliability and safety while following LOTO and PPE guidelines.

Qualifications

• 3–5 years in industrial maintenance with automated equipment.
• Strong mechanical and electrical troubleshooting across hydraulics and pneumatics.
• Able to read schematics, drawings and manuals for diagnostics.
• Willing to support occasional after-hours work.

Responsibilities

• Diagnose and repair mechanical, electrical, hydraulic, pneumatic, and PLC-controlled equipment.
• Troubleshoot motors, drives, sensors, control circuits, and automation using drawings and tools.
• Respond to breakdowns and perform safe repairs to minimize downtime.
• Perform preventive maintenance and reliability-focused tasks.
• Create and follow preventive schedules; document labor and parts.
• Assist with startup, installation, and ramp-up of new equipment.
• Maintain records, spare parts lists, and CMMS entries.

Skills

Mechanical troubleshooting

Electrical troubleshooting

Diagnostics & schematics

Communication

Teamwork

Emergency repairs willingness

Preventive maintenance mindset

Education

Trade/technical certificate or associate degree

Tools

Allen-Bradley PLCs

CMMS software

VFDs/servos troubleshooting

Diagnostic tools

Job description

1st Shift: 6:00 AM – 4:30 PM (Monday – Thursday)

Position Overview

The Manufacturing Maintenance Technician maintains and repairs production equipment to support safe, reliable operations. This hands-on role requires strong mechanical and electrical troubleshooting skills and supports new-factory startup, equipment commissioning, and production ramp-up.

Key Responsibilities

• Diagnose and repair mechanical, electrical, hydraulic, pneumatic, and PLC-controlled equipment.
• Troubleshoot motors, drives, sensors, control circuits, power-transmission components, and automated machinery using drawings and diagnostic tools.
• Respond to breakdowns and complete repairs safely to minimize production downtime.
• Preventive Maintenance & Equipment Reliability
• Complete preventive maintenance, inspections, lubrication, adjustments, and wear-component replacement.
• Investigate recurring failures and recommend corrective actions and maintenance improvements.
• Identify critical spare parts and support a planned, reliability-focused maintenance program.
• New Factory & Equipment Startup
• Support new-factory startup and machinery installation, checkout, commissioning, and production ramp-up alongside Engineering, contractors, and equipment suppliers.
• Help resolve startup issues and support equipment upgrades, relocations, and reliability improvements.
• Establish equipment records, preventive maintenance schedules, spare-parts needs, and maintenance and LOTO procedures.
• Participate in OEM training and share equipment knowledge with Maintenance and Production.
• CMMS & Maintenance Documentation
• Use the CMMS to document work orders, failures, repairs, labor, parts, and equipment history.
• Maintain equipment manuals, drawings, inspection records, and maintenance procedures.
• Follow company safety requirements, including LOTO, energy isolation, and appropriate PPE.
• Identify and report hazards; verify guarding, interlocks, and safety devices are restored after maintenance.
• Support safety-procedure improvements and maintain a clean, organized work area.

Skills & Qualifications

Required Qualifications

• 3–5 years of industrial maintenance experience with automated manufacturing equipment, or completion of a recognized maintenance, mechatronics, electrical, automation, or related technical program.
• Strong mechanical and industrial electrical troubleshooting skills, with working knowledge of hydraulics, pneumatics, and PLC-controlled machinery.
• Ability to interpret schematics, drawings, and manuals and safely use diagnostic equipment, tools, and precision instruments.
• Ability to troubleshoot independently, communicate clearly, work collaboratively, and learn CMMS software.
• Willingness to support occasional emergency repairs, shutdowns, and installations outside normal hours.

Preferred Qualifications

• Related technical degree, apprenticeship, or certification.
• Experience with Allen-Bradley/Rockwell PLC troubleshooting, VFDs, servos, sensors, and industrial safety systems.
• Experience with CNC equipment, robotics, welding, machining, or fabrication.
• Experience with CMMS, root-cause analysis, predictive maintenance, or reliability improvement.

Desired Equipment Experience

• Preferred experience includes CNC lasers, press brakes, punch equipment, robotic cells, conveyors, automated assembly, control panels, compressors, dust collection, cranes, hoists, and material-handling equipment. Experience with every equipment type is not required; strong troubleshooting fundamentals and willingness to learn are essential.
• Desired Attributes
• Safety-focused, systematic, and dependable, with strong ownership, teamwork, and documentation skills. Responds promptly to downtime while maintaining safe work practices and a commitment to continuous learning.

Work takes place on an active manufacturing floor with machinery, noise, and moving equipment. Requires PPE and may involve prolonged standing, walking, bending, kneeling, climbing, reaching, and accessing restricted equipment areas. Tools, components, ladders, and access platforms must be handled safely.

Other Duties

This description summarizes the role; duties and responsibilities may change with business needs.

TREW’s Story

At TREW, we work together to deliver customer solutions and technology built by people. Our team values trusted partnerships, doing the right thing, and making a meaningful impact.

TREW and its companies are an equal opportunity employer. Applicants will be considered for employment without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status.