Maintenance Supervisor

Diamondprecision; Wisconsin; On-site; USD 55,000 - 75,000; Full time

Job summary

Diamondprecision is seeking a skilled CNC Maintenance Technician in Johnson Creek, WI. In this role, you will perform and oversee maintenance operations on CNC machinery, lead a team of technicians, and manage maintenance schedules. Candidates should have at least 5 years of experience, with a strong background in CNC machinery and leadership abilities.

The ideal candidate will possess problem-solving and organizational skills, with familiarity in using maintenance software and CNC control systems. If you are motivated by technical challenges in a manufacturing environment, we want to hear from you.

Qualifications

• 5+ years of maintenance experience, including 3+ years working with CNC machinery.
• High school diploma or GED required; associate degree or technical certification preferred.
• Proficiency in CNC programming and operation.

Responsibilities

• Perform and oversee preventive maintenance on CNC equipment.
• Lead and mentor a team of maintenance technicians.
• Create, schedule, and manage work orders for maintenance tasks.

Skills

CNC machinery operation

Problem-solving skills

Team leadership

Maintenance software proficiency

Education

High school diploma or GED

Associate degree or technical certification in maintenance or engineering

Tools

Maintenance software

CNC control systems (Fanuc, Haas)

Job description

CNC Maintenance Technician

Location: Johnson Creek, WI

Employment Type: 1st shift. Plus some weekends as needed.

Authorization: Applicants must be authorized to work in the U.S. without sponsorship.

Saelens Corporation is looking for an experienced Maintenance Supervisor to lead our maintenance team and keep our CNC-driven manufacturing operations running at peak performance. In this role, you will oversee preventive and corrective maintenance programs, mentor a team of skilled technicians, and serve as the primary technical resource for all machinery and facility systems. If you thrive in a fast-paced manufacturing environment and take pride in both technical excellence and team development, we want to hear from you.

CNC Machinery Maintenance

• Perform and oversee preventive maintenance, troubleshooting, and repairs on CNC lathes, mills, routers, and other precision equipment.
• Diagnose and resolve mechanical, electrical, hydraulic, and pneumatic issues to minimize unplanned downtime.
• Calibrate and align CNC equipment to maintain accuracy and operational efficiency.
• Monitor machine wear and manage parts replacement proactively.

Team Leadership & Scheduling

• Lead, mentor, and supervise a team of maintenance technicians, assigning daily tasks and ensuring quality execution.
• Monitor performance and provide ongoing coaching, training, and professional development support.
• Foster a team culture built on safety, accountability, and continuous improvement.

Work Order & Maintenance Management

• Create, schedule, and track work orders for both preventive and corrective maintenance using maintenance software.
• Ensure timely and accurate updates on task completion, and equipment status.

Requirements

Education & Experience

• High school diploma or GED required; associate degree or technical certification in maintenance, engineering, or a related field preferred.
• Minimum of 5 years of maintenance experience, including 3+ years working directly with CNC machinery.

Technical Skills

• Proficiency with maintenance software for work order management, scheduling, and reporting.
• In-depth knowledge of CNC machinery operation, programming, and maintenance.
• Familiarity with CNC control systems such as Fanuc, and Haas.

Leadership & Soft Skills

• Demonstrated ability to lead, motivate, and develop a maintenance team.
• Strong problem-solving, organizational, and communication skills.
• Ability to prioritize competing demands and adapt quickly to changing production needs.