Mechanical Maintenance Technician

GC Valves, LLC.; St. Louis (MO); On-site; USD 69,000 - 73,000; Full time

Job summary

GC Valves, LLC. in Missouri seeks a highly skilled High-Level Technician to troubleshoot, repair, install, and maintain complex equipment and control systems.

You will read PLCs, interpret schematics, and diagnose faults to minimize downtime while ensuring safety and quality. This role requires independent work, strong diagnostic skills, and collaboration with Facilities and Operations to schedule preventative maintenance and document findings.

Qualifications

• 3–7+ years technician experience.
• Ability to read schematics, wiring diagrams, and technical documents.
• Proficiency with diagnostic tools and test equipment.
• Strong safety procedures and practices knowledge.
• Ability to work independently with minimal supervision.
• Understand and read PLC software.

Responsibilities

• Diagnose and repair electrical and control-system failures to minimize downtime.
• Read and interpret electrical schematics, wiring diagrams, ladder logic, and manuals to identify faults.
• Use PLC software to monitor inputs/outputs and troubleshoot machine sequences.
• Install, wire, configure, and test electrical components per specifications.
• Perform preventive maintenance on panels, wiring, motors, and control systems.
• Maintain accurate work orders and records of troubleshooting and changes.
• Coordinate with operations, facilities, vendors, and manufacturers to resolve issues.

Skills

PLC reading

Electrical diagnosis

Troubleshooting

Schematics & wiring diagrams

Independent work

Documentation

Education

High school diploma

Technical diploma/Associate degree preferred

Tools

Diagnostic tools

Multimeter/oscilloscope

Electrical test equipment

PLC software knowledge

Job description

Position Summary

We are seeking a highly skilled High-Level Technician to troubleshoot, repair, install, and maintain complex equipment/systems while ensuring safety, quality, and performance standards. The ability to understand and read PLC's. This role requires advanced technical ability, strong diagnostic skills, and the ability to work independently on high-impact issues. Works closely with Facilities, and Operations Supervisors to ensure preventative maintenance functions are regularly scheduled, completed, and documented on a timely basis with minimal interruption to production. Provides rapid response to equipment failures to minimize work stoppages. Work hours and schedule may vary from one shift to another based on production requirements.

Position Summary

We are seeking a highly skilled High-Level Technician to troubleshoot, repair, install, and maintain complex equipment/systems while ensuring safety, quality, and performance standards. The ability to understand and read PLC's. This role requires advanced technical ability, strong diagnostic skills, and the ability to work independently on high-impact issues. Works closely with Facilities, and Operations Supervisors to ensure preventative maintenance functions are regularly scheduled, completed, and documented on a timely basis with minimal interruption to production. Provides rapid response to equipment failures to minimize work stoppages. Work hours and schedule may vary from one shift to another based on production requirements.

Key Responsibilities

• Diagnose and repair electrical and control-system failures on production equipment to minimize downtime.
• Read and interpret electrical schematics, wiring diagrams, ladder logic, and equipment manuals to identify faults and complete repairs.
• Use PLC software to monitor inputs and outputs, interpret logic, and troubleshoot machine sequences and control issues.
• Troubleshoot, repair, and replace electrical components, including motors, motor starters, contactors, relays, sensors, switches, power supplies, and variable-frequency drives (VFDs).
• Use multimeters and other electrical diagnostic equipment to verify voltage, continuity, and component operation in accordance with safe electrical work practices.
• Install, wire, configure, and test electrical components and control devices according to equipment specifications and applicable electrical requirements.
• Perform preventive maintenance on electrical panels, wiring, connections, motors, and control systems to improve equipment reliability.
• Identify root causes of recurring electrical faults and recommend corrective actions to prevent repeat failures.
• Verify proper operation of equipment controls, safety interlocks, and emergency-stop circuits following repairs, without bypassing safety devices.
• Follow lockout/tagout procedures, electrical safety requirements, and applicable PPE practices. Perform electrical work only within training and authorization.
• Maintain accurate work orders and records of troubleshooting findings, repairs, replacement parts, and approved wiring or control changes.
• Coordinate with Operations, Facilities, vendors, and equipment manufacturers to resolve electrical and automation issues.
• Support mechanical maintenance, equipment improvements, technician training, and after-hours service as needed.

Required Qualifications

• High school diploma or equivalent (technical diploma/associate degree preferred).
• 3-7+ years of technician experience in a relevant field.
• Strong hands-on skills with advanced troubleshooting and repairs.
• Ability to read and understand schematics, wiring diagrams, and technical documents.
• Proficiency with diagnostic tools and test equipment (role dependent).
• Strong understanding of safety procedures and best practices.
• Ability to work independently with minimal supervision.
• Excellent problem-solving, communication, and documentation skills.
• Understand and read PLC software.

Preferred Qualifications

• Relevant certifications (industry/OEM certifications a plus).
• Experience with automation/controls, networking, or specialized systems (if applicable).

This job description in no way states or implies that these are the only duties to be performed by the employee occupying this position. Employees may be required to follow other job-related instructions and to perform other job-related duties as requested, subject to all applicable state and federal laws.

Salary: $69000 - $72800 per year