Senior Maintenance Technician

ZipRecruiter; Southfield (MI); On-site; USD 60,000 - 80,000; Full time

Job summary

A leading company in Southfield is seeking a highly skilled Senior Maintenance Technician to ensure equipment uptime and reliability. The role involves advanced mechanical and electrical work, troubleshooting CNC machinery, and mentoring junior technicians. Ideal candidates will have significant experience in a manufacturing environment and a proactive approach to problem-solving.

Benefits

Medical insurance

Vision insurance

Dental insurance

401(k)

Tuition assistance

Qualifications

• 5–7 years of maintenance experience in manufacturing with CNC and PLC systems.
• Strong knowledge of industrial electrical and mechanical systems.

Responsibilities

• Perform diagnostics, repairs, and preventative maintenance on CNC machinery.
• Troubleshoot control systems and resolve electrical/software issues.
• Mentor junior technicians and ensure safety procedures.

Skills

PLC Troubleshooting Skills

CNC Programming

CNC Machine Repair

CNC Machine Installation

PLC Programming Experience

PLC Wiring Experience

Troubleshooting CNC Machines

Education

High school diploma or GED

Associate degree in a technical field

Tools

Multimeters

Diagnostic equipment

Precision tools

Hand tools

Job description

Job Description

Summary: We’re looking for a highly skilled Senior Maintenance Technician with strong experience in troubleshooting and repairing CNC machinery and PLC-based systems. This role involves performing advanced mechanical, electrical, and controls work with minimal supervision, ensuring equipment uptime and reliability in a fast-paced industrial environment.

Key Responsibilities:

1. Perform expert-level diagnostics, repairs, and preventative maintenance on CNC machinery, PLC systems, and associated automation equipment.
2. Troubleshoot control systems, including interpreting ladder logic and HMI interfaces, to resolve electrical and software-related issues.
3. Disassemble and repair complex mechanical systems including motors, gearboxes, pumps, and hydraulic/pneumatic components.
4. Use schematics, manuals, and technical documentation to perform advanced repairs or develop solutions when documentation is unavailable.
5. Support equipment reliability by collaborating with planners and schedulers to improve PM procedures and reduce unplanned downtime.
6. Lead or assist in continuous improvement initiatives aimed at increasing equipment efficiency and reducing maintenance costs.
7. Collect and interpret predictive maintenance data (vibration, thermal imaging, etc.) and make recommendations based on trends.
8. Maintain detailed records of repairs, modifications, and PM activities within a computerized maintenance management system (CMMS).
9. Provide hands-on mentoring and training to junior technicians as needed.
10. Ensure a safe work environment by following all safety procedures and maintaining awareness of potential hazards.

Qualifications:

1. High school diploma or GED required; associate degree in a technical field preferred.
2. Minimum of 5–7 years of maintenance experience in a manufacturing environment, including significant exposure to CNC machinery and PLC-based systems (Allen-Bradley, Siemens, or similar).
3. Strong knowledge of industrial electrical systems, mechanical systems, servo motors, and motion control.
4. Experience using precision tools for machine alignment and performance testing.
5. Proficient with hand tools, multimeters, and diagnostic equipment.
6. Comfortable working independently and in a team setting with a proactive, problem-solving mindset.

Featured Benefits:

• Medical insurance
• Vision insurance
• Dental insurance
• 401(k)
• Tuition assistance

Proficiency in:

• PLC Troubleshooting Skills
• CNC Programming
• CNC Machine Repair
• CNC Machine Installation
• PLC Programming Experience
• PLC Wiring Experience
• Troubleshooting CNC Machines

Machines & Technologies You'll Use:

• Programmable Logic Controller (PLC) (Allen Bradley, Siemens, Schneider Electric)
• Conveyor Systems