Description
Senior Maintenance Technician
PLC / Controls / Electrical / Heat Treat
East Peoria, IL (KK)
Pay: $30–$42/hour (Includes Shift Differential | Based on Experience)
Schedule: AWS Night Shift | 6:00 PM – 6:00 AM | 12-Hour Shifts
Full-Time | Overtime Available
Put Your Skills to Work
If you're the person everyone calls when production goes down, we want to talk to you!
Manufacturing Maintenance Solutions (MMS) is looking for an experienced Senior Maintenance Technician with strong PLC, electrical, controls, automation, and heat treat experience. You'll troubleshoot and maintain critical manufacturing equipment while helping keep production running safely and efficiently.
What You'll Do
Troubleshoot PLC-controlled and automated equipment
Diagnose and repair electrical, controls, and automation issues
Troubleshoot and maintain heat treat furnaces, ovens, burners, and related equipment
Diagnose temperature controls, thermocouples, heating systems, and furnace controls
Work with motors, VFDs, sensors, relays, HMIs, and industrial controls
Read electrical schematics, control circuits, and ladder logic
Perform preventive and predictive maintenance
Respond to breakdowns and minimize equipment downtime
Complete work orders and document repairs in CMMS
Support equipment upgrades and continuous improvement projects
Requirements
What You Need
5+ years of industrial maintenance experience
Strong PLC troubleshooting skills
Advanced electrical and controls knowledge
Ability to read electrical schematics and troubleshoot control circuits
Experience with motors, motor controls, VFDs, sensors, and automation equipment
Manufacturing or heavy industrial maintenance experience
Strong understanding of Lockout/Tagout (LOTO) and safe work practices
Preferred Experience
Heat treat equipment, industrial furnaces, ovens, burners, or combustion systems
Allen-Bradley, Siemens, or similar PLC platforms
HMI troubleshooting
Industrial networking and communications
Robotics and automation systems
Previous lead or senior maintenance experience
Benefits That Support Your Future
At MMS, we invest in our employees and their future. Our benefits include:
Paid Time Off (PTO) + 10 Paid Holidays
Medical Insurance with multiple plan options
100% Company-Paid Dental & Vision Insurance
Tuition Reimbursement after 6 months
401(k) & Roth IRA Retirement Plans
Employee Stock Ownership Plan (ESOP) after 6 months
Employee Assistance Program (EAP)
Employee Discounts
Company-provided uniforms
At MMS, you're more than an employee—you'll join a team that values your skills, supports your growth, and invests in your future.