Top 290 Cnc machinist Jobs in Butler, Wi

CNC Machinist – Horizontal Milling Center – Boring Bar
Caterpillar —Milwaukee, WI
- $29.67 - $37.09 an hour
- Full-time
- Pass drug screening
- Mid-level
- Continuous improvement
- Health savings account
- Paid holidays
Quick Apply
14d
Amphenol-CIT Hiring Event | CNC Machinists ($1,500 Sign-On Bonus) & Machine Operators
Amphenol CIT —Franklin, WI
- $20 - $33 an hour
- Full-time
- Fair chance
- In-person
- Manufacturing
- Health savings account
- Health insurance
7d
Tool and Die Machinist
Lubrizol —Franklin, WI
- 7 years
- High school diploma or GED
- Senior level
- Health savings account
- Paid holidays
CNC Lead|2nd Shift| $3,500 Sign-On Bonus
Owens Industries —Oak Creek, WI
- $38 - $50 an hour
- Full-time
- Mid-level
- Mentoring
- US work authorization
- Health savings account
- Paid holidays
Quick Apply
12d
CNC Laser Operator (2nd Shift)
Laser Center Corporation —Menomonee Falls, WI
- $24.29 an hour
- Overtime
- Ability to walk for extended periods
- High school diploma or GED
- Ability to lift 50 pounds
- Health insurance
- Dental insurance
Quick Apply
CNC Machinist - 3rd Shift
Snap-on Inc —Milwaukee, WI
- $28.95 an hour
- Full-time
- Mid-level
- High school diploma or GED
- 1 year
CNC Operator
One Source Staffing, Inc. —Mequon, WI
- $23 - $28 an hour
- Full-time
- Background check
- In-person
- Entry level
Quick Apply
5d
Machinist II
Adecco —New Berlin, WI
- $31 - $33 an hour
- Mid-level
- 3 years
- Military encouraged
Quick Apply
14d
1st Shift CNC Machinist
Onward Search —Sussex, WI
- $30 - $36 an hour
- Contract
- 5 years
- High school diploma or GED
- Mentoring
- Commuter assistance
- Health insurance
CNC Machinist
Select Technical Staffing —Cudahy, WI
- $30 - $34 an hour
- Full-time
- Mid-level
- 3 years
- High school diploma or GED
- Health insurance
- Dental insurance
Quick Apply
CNC Apprentice
GUHRING INC —Brookfield, WI
- Full-time
- Computer skills
- Mechanical knowledge
- Entry level
CNC Machinist Trainee- 1st Shift
Badger Alloys —Milwaukee, WI
- 8 hour shift
- High school diploma or GED
- Mechanical knowledge
- Entry level
- Paid training
- Health insurance
Quick Apply
CNC Toolmaker
Pinewood Tool —Menomonee Falls, WI
- $30 - $40 an hour
- 8 hour shift
- Mid-level
- 3 years
- High school diploma or GED
- Health insurance
- Dental insurance
Quick Apply
Prototype Machinist Apprentice
Milwaukee Electric Tool Corporation —Brookfield, WI
- Full-time
- 5 years
- Mid-level
- High school diploma or GED
12d
CNC Machinist Operator, 1st and 2nd shift
Wilo USA LLC —Cedarburg, WI
- Monday to Friday
- 5 years
- Senior level
- Mechanical knowledge
- Health savings account
- Health insurance
CNC Tool Grinder - 1st Shift
GUHRING INC —Brookfield, WI
- Full-time
- Computer literacy
- Mid-level
- Data entry
12d
CNC Lead
Reich Tool & Design Inc —Menomonee Falls, WI
- $30 - $35 an hour
- Overtime
- Background check
- 7 years
- High school
- Health savings account
- Paid holidays
13d
Prototype Machinist B
Milwaukee Electric Tool Corporation —Brookfield, WI
- Full-time
- Mid-level
- 3 years
- Health insurance
- Dental insurance
13d
CNC Machinist
Amphenol CIT —Franklin, WI
- Overtime
- Ability to walk for extended periods
- English
- Mid-level
CNC Set-Up Operator
Wisconsin Metal Parts LLC —Waukesha, WI
- $30 - $33 an hour
- Mid-level
- 1 year
- Ability to stand for extended periods

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CNC Machinist – Horizontal Milling Center – Boring Bar

Caterpillar -
Milwaukee, WI

Quick Apply

Job Details

Full-time
$29.67 - $37.09 an hour
14 days ago

Benefits

Health savings account
Paid holidays
Disability insurance
Health insurance
Dental insurance
401(k)
Flexible spending account
Tuition reimbursement
Paid time off
Adoption assistance
Parental leave
Employee assistance program
Vision insurance
Employee discount
Life insurance

Qualifications

Inspection gauge
Mechanical blueprint interpretation
Trigonometry
Shop math
Dimensional measurements
Parts drawings
Precision measurement in machining
CNC G-code Programming

Full Job Description

Career Area:

Operations

Job Description:

Your Work Shapes the World at Caterpillar Inc.

When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

CNC Machinist – Horizontal Milling Center – 2nd Shift

Location: South Milwaukee, WI

Shift: 2nd Shift (Full-Time)

Bonus: $2,000 Sign-On Bonus

Pay Progression:

Step 1: $30.86/hr
Step 2: $32.14/hr
Step 3: $33.42/hr
Shift Premium: +$1.00/hr for 2nd shift

Job Summary

The Large Boring Bar Machinist is responsible for setting up and operating CNC horizontal milling centers and large boring mills to machine precision components for heavy equipment manufacturing. This role supports the production of large structural weldments, castings, and forgings using advanced machining techniques and equipment. The ideal candidate thrives in a high-precision, safety-driven manufacturing environment and demonstrates strong technical machining skills, blueprint interpretation, and attention to detail.

Key Responsibilities

Set up and operate CNC horizontal milling centers and boring bar machines for large-scale machining
Machine large steel components including weldments, castings, forgings, and plates
Interpret manufacturing work instructions, blueprints, and operation sequences
Align parts using fixtures, shims, parallels, clamps, and workholding devices
Select and assemble appropriate tooling including boring bars, drills, taps, reamers, and milling cutters
Load, run, and verify CNC programs (G & M code) and conduct trial runs as needed
Adjust machine parameters such as feeds, speeds, and offsets to maintain tolerances
Perform precision machining operations (boring, facing, drilling, tapping, counterboring)
Conduct in-process inspection using micrometers, calipers, and other precision instruments
Edit CNC programs and make manual adjustments where required
Operate jib cranes and overhead cranes for material handling
Maintain a clean and safe work environment in alignment with safety standards
Support continuous improvement, quality initiatives, and team collaboration

Required Skills

1–3+ years of hands-on CNC machining experience
Experience with horizontal boring mills or large machining centers
Ability to read blueprints and technical drawings
Strong understanding of machine shop math (including basic trigonometry)
Experience using precision measurement tools (calipers, micrometers, gauges)
Knowledge of G-code/M-code programming fundamentals
Understanding of machining processes and terminology
Demonstrated commitment to workplace safety and quality standards

Preferred Skills

Experience machining large steel structures or heavy equipment components
Familiarity with Fanuc and/or Siemens CNC controls
Experience with tight tolerance machining on large parts
Prior experience in heavy industrial or OEM manufacturing environments
Crane operation or rigging experience

Call to Action

If you’re a skilled CNC machinist with experience in large-part machining, horizontal milling, or boring bar operations, this is your opportunity to make a meaningful impact in world-class manufacturing. At our South Milwaukee facility, you won’t just machine parts — you’ll help produce critical components that support some of the largest and most powerful mining machines in the world, including Cat® Electric Rope Shovels (ERS). The work is massive in scale and complexity, requiring precision, craftsmanship, and a commitment to quality at every step. From machining large steel weldments, castings, and forgings to working with advanced CNC equipment and precision tooling, your expertise will directly contribute to products that stand apart in the heavy equipment industry. Join a team where your machining skills matter, your work has visible impact, and your career can keep growing.

Apply today and help build what matters.

Summary Pay Range:

$29.67 - $37.09

Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.

Benefits:

Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.

Medical, dental, and vision benefits*
Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
401(k) savings plans*
Health Savings Account (HSA)*
Flexible Spending Accounts (FSAs)*
Health Lifestyle Programs*
Employee Assistance Program*
Voluntary Benefits and Employee Discounts*
Career Development*
Incentive bonus*
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement

These benefits also apply to part-time employees

Posting Dates:

August 4, 2026 - August 30, 2026

Any offer of employment is conditioned upon the successful completion of a drug screen.

Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.

Not ready to apply? Join our Talent Community.

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Refine Your Search

cnc machinist jobs in butler, wi

CNC Machinist – Horizontal Milling Center – Boring Bar

Amphenol-CIT Hiring Event | CNC Machinists ($1,500 Sign-On Bonus) & Machine Operators

Tool and Die Machinist

CNC Lead|2nd Shift| $3,500 Sign-On Bonus

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CNC Machinist Operator, 1st and 2nd shift

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CNC Machinist

CNC Set-Up Operator

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CNC Machinist – Horizontal Milling Center – 2nd Shift

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