CNC OD/ID Grinding Machinist | Up to $37/hr

KMM Group•Hatboro, PA

23h•$37•Onsite

About The Position

KMM Group is looking for a skilled CNC OD/ID Grinding Machinist to join our precision manufacturing team in Hatboro, PA. 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.

Requirements

Dependable, curious, hands-on, and ready to learn.
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
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
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
Applicants must be a U.S. citizen or have a valid Green Card (ITAR Requirement)

Responsibilities

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
Operate grinding equipment including: Kellenberger Kel-Vista CNC grinders, Kellenberger Kel-Vita CNC grinder with non-round grinding capability, Jones & Shipman CNC grinder
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