⭐NEW! Weekend Schedule: Work 3 Twelve-Hour Shifts (Fri–Sun) and Get Paid for 40 Hours! Enjoy Four Days Off Every Week.

Build Parts That Matter

KMM Group is looking for a skilled CNC IF/TF Centerless Grinding Machinist to join our precision manufacturing team in Hatboro, PA. Relocation assistance is available for this position.

This is a role for someone who takes pride in the details. Someone who understands that grinding is not just running a machine, it is reading the part, controlling the process, protecting the customer’s components, and producing tight-tolerance work that supports industries where failure is not an option.

At KMM, our work supports medical device, aerospace, defense, space exploration, and high-precision contract manufacturing programs. You will work with premium grinding equipment, experienced teammates, and parts that demand focus, craftsmanship, and technical judgment.

We offer the option of working 4 ten hour shifts, Monday - Thursday. Enjoy a long weekend!

🔧What You’ll Do

In this role, you will operate and develop expertise in advanced grinding processes, including:

OD grinding

ID grinding

CNC cylindrical grinding

Grinding between centers

Chucking OD grinding

Chucking ID grinding

Non-round grinding

Precision grinding for tight-tolerance components

Conversational CNC grinding programming

Multi-tool grinding setups

In-process inspection and quality checks

You will operate grinding equipment including

Kellenberger Kel-Vista CNC grinders

Kellenberger Kel-Vita CNC grinder with non-round grinding capability

Jones & Shipman CNC grinder

You will also

Set up and operate CNC grinding machines for precision components

Read and interpret blueprints, drawings, specifications, and work instructions

Use precision measuring tools such as micrometers, calipers, indicators, bore gauges, and other inspection equipment

Track job time accurately through job clock-in and clock-out

Follow scheduled job lists created by the supervisor

Work closely with Quality Assurance technicians on critical inspections

Handle customer components carefully to reduce scrap and protect high-value parts

Maintain a strong focus on quality, efficiency, repeatability, and process control

Troubleshoot grinding issues related to setup, finish, size, geometry, and part condition

Support continuous improvement, process development, and risk reduction

Requirements

✅What We’re Looking For

This role is a strong fit for someone who is dependable, curious, hands-on, and ready to learn.

Preferred Experience

High school diploma or equivalent

Equivalent hands-on manufacturing experience will also be considered

Experience with OD grinding, ID grinding, CNC grinding, cylindrical grinding, or precision machining preferred

Experience with tight-tolerance manufacturing strongly preferred

Familiarity with CNC conversational programming is a plus

Experience in medical device, aerospace, defense, contract manufacturing, toolroom, production machining, or precision manufacturing environments is helpful

Preferred Skills

Strong mechanical aptitude

Ability to read blueprints and technical drawings

Comfort using precision measuring tools

Strong troubleshooting and problem-solving ability

Attention to detail and pride in craftsmanship

Ability to work carefully with high-value customer components

Willingness to learn advanced grinding techniques

Commitment to safety, quality, and process discipline

Physical Requirements

This position involves shop floor and technical work, including:

Standing at machines throughout the workday

Walking the shop floor regularly

Lifting up to 50 lbs

Handling customer components with care

Occasional computer use for programming, job tracking, and documentation

Using hand tools, measuring tools, and shop equipment as needed

ITAR Requirement

KMM is an ITAR-registered facility. Applicants must be a U.S. citizen or have a valid Green Card.

A Restrictive Covenant Agreement (NDA) must be executed for this position.

Confidentiality of all KMM Group business matters is a professional responsibility within the scope of this role. Confidential information includes, but is not limited to, customers, vendors, policies, operational methods, technical processes, know-how, trade secrets, pricing, delivery reports, open order reports, financial reports, financial data, and other business affairs of KMM Group.

Benefits & Perks

Medical, prescription, dental, and vision insurance

Life and disability insurance

Supplemental health insurance options

Total wellbeing programs and mobile mental health support

Financial Academy

Paid holidays and PTO

401(k) plan with employer match

Employee Assistance Program

Professional development and education programs

Dedicated Manager of Training

Dedicated HR support

Employee advocacy support for benefits-related needs

Why KMM

Our culture is built around values like Paid to Think. The work requires judgment. You will be trusted to think through setups, understand process behavior, work with quality, and help protect parts that may support life-saving medical devices, aerospace systems, defense platforms, and space exploration programs.

For experienced machinists, this role offers the good stuff: premium equipment, technical challenges, steady work, a focused team, and room to keep growing. For someone who wants to deepen their grinding expertise, KMM offers exposure to advanced processes, process improvement, risk analysis, and cross-training across other precision manufacturing departments.