CNC Machinist/ Tool Room – 3rd Shift (10PM–6AM)

Charter Manufacturing is a fourth-generation family-owned business where our will to grow drives us to do it better.  Join the team and become part of our family!

Job Description

CNC Machinist – 3rd Shift (10PM–6AM)

Location: 7850 N. 81st Street, Milwaukee, WI 53222
Shift: Third Shift (10PM–6AM)
Schedule: Sun night - Friday morning
One Family. One Team.

Why You’ll Love Working Here

• Competitive hourly pay + 3rd shift differential
• Weekly pay and quarterly gainsharing
• 401(k) with company match and profit sharing
• Family-owned stability and strong safety culture
• Medical, dental, and vision benefits

What You’ll Do

As a Tool Room Technician, you’ll set up, adjust, and operate a wide range of tool room and 3‑axis CNC equipment, including full machine setup and conversational programming, to manufacture, repair, and modify tooling used in production. You’ll support operators, troubleshoot and improve tooling and machining processes, and ensure equipment is running safely, accurately, and efficiently.

Daily Operations

• Set up and operate lathes, mills, grinders, and CNC equipment
• Program CNC machines, select tooling, and adjust for wear and material changes
• Perform fabrication, machining, and preventative maintenance on tooling
• Verify parts and tooling using precision measuring instruments
• Support Production to keep machines safe, efficient, and running to spec
• Complete complex machining setups and adapt tooling when required

Troubleshooting

• Identify and resolve tooling issues
• Improvise temporary tooling when needed
• Partner with Production, Engineering, and Maintenance to troubleshoot issues
• Assist with Root Cause Analysis on recurring production problems

Project & Prototype Work

• Build, modify, and repair tools, dies, fixtures, jigs, and attachments
• Interpret blueprints, sketches, or concepts to plan and lay out work
• Select materials, document tool changes, and update component records
• Perform detailed bench work, including polishing, grinding, fitting, and aligning
• Identify drawing issues and escalate appropriately

What You’ll Bring

Minimum Qualifications

• High School Diploma or GED
• Accredited Tool Maker Apprenticeship or 4+ years diversified tool/machine experience
• 2+ years of tool making experience
• CNC operation and programming experience
• Ability to read blueprints, drawings, and sketches
• Skilled in using precision measuring tools
• Strong math, problem solving, and communication skills
• Ability to follow instructions and work well with others

Preferred Qualifications

• Accredited Tool Maker Apprenticeship or equivalent hands-on training
• Ability to independently program CNC machines
• Experience documenting tooling components
• Metal stamping or cold forming tooling experience
• MIG/TIG welding experience

Physical Requirements

• Constant standing
• Frequent reaching, fine motor use, lifting up to 10 lbs
• Occasional walking, balancing, lifting up to 35 lbs
• Minimal climbing, carrying, push/pull, below-waist work, sitting; lifting up to 50 lbs
• Ability to meet all physical requirements with or without accommodation

We offer comprehensive health, dental, and vision benefits, along with a 401(k) plan that includes employer matching and profit sharing. Additionally, we offer company-paid life insurance, disability coverage, and paid time off (PTO).