Machine Shop Quality Inspector

Caterpillar Inc.; South Milwaukee (WI); On-site; USD 36,000 - 44,000; Full time

Benefits offered by this job

Sign-On Bonus up to $2,000

Shift premium on 3rd shift

Job summary

Caterpillar Inc. is hiring a Machine Shop Quality Inspector for the 3rd Shift in South Milwaukee, WI. You will perform machine shop and assembly inspections, ensuring products meet engineering specifications and Caterpillar quality standards.

The role emphasizes data collection, analysis, and continuous improvement within a fast-paced manufacturing environment; strong measurement and blueprint-reading skills are required, with opportunity for shift-based premium pay.

Qualifications

• Experience in manufacturing quality inspection, machining inspection, or assembly inspection.
• Proficient with precision measurement equipment (micrometers, calipers, verniers, depth gauges).
• Ability to read blueprints and engineering drawings.
• Proficient with Microsoft Office.
• Strong communication and problem-solving skills.
• Ability to work in confined spaces and at heights up to 15 feet.

Responsibilities

• Perform machine shop, assembly, and final inspections to verify products meet standards.
• Use micrometers, calipers, verniers, and depth gauges.
• Read blueprints and inspection standards.
• Collect and analyze quality data for improvements.
• Participate in root cause investigations and process improvements.
• Assist engineers with capability studies and quality validation.
• Document inspection results, non-conformances, and corrective actions.
• Collaborate with manufacturing, engineering, and quality teams to improve quality.

Skills

Quality inspection

Machining inspection

Assembly inspection

Blueprint reading

Measurement tools

MS Office

Communication

Tools

SAP

Job description

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.

Career Area

Operations

Machine Shop Quality Inspector (3rd Shift)

Location: South Milwaukee, WI

Shift: 3rd Shift

Sign-On & Retention Bonus: Up to $2,000

Pay Progression

• Step 1: 26.89
• Step 2: 28.01
• Step 3: 29.14
• Shift Premium (if applicable): +$1.00/hour for 3rd Shift

Job Summary

At Caterpillar, we're building a better, more sustainable world, and quality is at the center of everything we do. We are seeking a Quality Inspector to join our South Milwaukee manufacturing operation on 3rd Shift.

This position is responsible for performing machine shop and assembly inspections to ensure products meet engineering specifications, customer requirements, and Caterpillar's industry-leading quality standards.

In addition to inspection responsibilities, this role actively participates in continuous improvement initiatives, supports data collection and analysis efforts, and contributes to complex problem-solving projects that improve manufacturing performance.

The ideal candidate brings strong measurement and blueprint-reading skills, a passion for quality, and the ability to thrive in a fast-paced manufacturing environment.

Key Responsibilities

• Perform machine shop, assembly, and final inspections to verify products meet engineering and quality standards.
• Use precision measuring tools including micrometers, calipers, verniers, and depth gauges.
• Read and interpret blueprints, engineering drawings, and inspection standards.
• Collect and analyze quality data to support continuous improvement initiatives.
• Participate in root cause investigations, problem-solving projects, and process improvement activities.
• Assist engineers with process capability studies and quality validation efforts.
• Accurately document inspection results, non-conformances, and corrective actions.
• Collaborate with manufacturing, engineering, and quality teams to improve product quality and operational performance.

Required Qualifications

• Experience in manufacturing quality inspection, machining inspection, or assembly inspection.
• Proficient using precision measurement equipment, including micrometers, calipers, verniers, and depth gauges.
• Ability to read and interpret blueprints, specifications, and engineering drawings.
• Proficient with Microsoft Office applications.
• Strong communication, problem-solving, and attention-to-detail skills.
• Ability to work in confined spaces and at heights up to 15 feet.

Preferred Qualifications

• Non-Destructive Testing (NDT) experience.
• Magnetic Particle Inspection (MPI) experience or certification.
• SAP experience.
• Experience supporting continuous improvement or quality projects.
• Knowledge of process capability studies, SPC, or manufacturing quality systems.
• Heavy manufacturing, machining, or industrial assembly experience.

Summary Pay Range

$25.86 - $32.32

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 10, 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.