CNC Maintenance Technician

About Prince Industries

Founded in 1959 by Ed Miller near Chicago, Prince Industries has grown from a one‑man shop into a global manufacturing partner. With seven facilities across the U.S. and China, we serve industries from hydraulics to aerospace, handling everything from just‑in‑time components to high‑volume assemblies.

At Prince, we don’t just make parts—we solve complex supply‑chain challenges. We are a strategic partner, focused on helping clients improve products, reduce costs, and simplify operations. Certified to ISO 9001:2015, ISO 13485, and AS9100 standards, we combine quality, innovation, and growth‑mindset to deliver real value.

The CNC Maintenance Mechanic repairs and maintains building and mechanical machinery, hydraulic components and physical structures of production machines and equipment (i.e. engines, motors, pneumatic tools, etc.) by performing the following duties.

• Understands and observes all necessary safety procedures: safety glasses, shoes, ear protection, lifting guidelines, etc. as designated in specific work area assigned
• Performs a variety of complicated maintenance tasks by using sound judgement with little or no supervision daily
• Visually inspects and observes mechanical devices in operation and listens to their sounds to locate causes of malfunctions and determines the need for adjustments or repairs
• Dismantles machine equipment to gain access to problem area and to remove defective parts
• Cleans and lubricates machines and machine parts such as shafts, pulleys, gears, bearings, etc.
• Examines form and texture of parts to detect imperfections and repairs or replaces broken or defective parts as needed
• Inspects used parts to detect wear, misalignment or other problems
• Replaces or repairs machine belts, filters, fans, etc.
• Adjusts functional parts of devices and control instruments as needed
• Realigns and adjusts components such as spindles, clutches, feed mechanisms, etc.
• Locates damaged air or hydraulic pipes on machines and measures cuts, threads and installs new pipe
• Installs special functional and structural parts on devices
• Starts machine equipment to test their operation and performance
• Assembles and test operates machine tools and equipment
• Initiates, recommends or processes purchase order requisitions for parts and/or machines
• Completes necessary job related paperwork (i.e. maintenance work orders or logs.)
• Reports any major machine repairs, tools or material shortages and concerns to Maintenance Supervisor
• Cleans all spills or noticeable grease spots on floor in plant area to avoid potential slips or falls
• May need to paint machines or equipment as needed to prevent corrosion
• Bends and cuts conduit, pulls wire and drills holes in walls, floors or ceilings for machinery electrical connection
• Connects wires to motors, fixtures and other electrical equipment, replaces switches, fuses and splices wires and insulates wires with electrical tape as needed
• Maintains good housekeeping in work areas
• Cleans tools or machining equipment as needed
• Performs routine duties as preventative maintenance to machines according to designated schedule
• Moves new and existing equipment to remove from service or to relocate to specified destination
• Installs new equipment using forklifts and machinery moving equipment
• Works effectively with all department personnel and co‑workers in a harmonious and cooperative manner to meet the needs and goals established by the company
• Understands and follows Prince Industries quality certifications (i.e. ISO, QS) as relates to position
• Additional duties or responsibilities as assigned by supervisor

• High school or GED equivalent
• Previous experience, apprenticeship or formal training
• Minimum of 5 years maintenance mechanic experience with related equipment (i.e. CNC lathes, mills, etc.)

• Ability to recognize and interpret documents such as safety rules, operating and maintenance instructions and procedure manuals
• Extensive knowledge of related machine equipment and tooling required
• Excellent knowledge with various power tools
• Exceptional knowledge of a variety of the industry's…