ID/OD Grinder

Marmon Holdings, Inc.•Amarillo, TX

3d•Onsite

About The Position

Amarillo Gear Company LLC, as part of the global industrial organization Marmon Holdings (backed by Berkshire Hathaway), is seeking an ID/OD Grinder. This role involves operating manual and/or CNC Outside Diameter (OD) and Inside Diameter (ID) grinding equipment to produce precision components according to engineering drawings, blueprint specifications, and shop floor documentation, while adhering to quality standards and production schedules. The company emphasizes making a positive impact, providing diverse learning opportunities, and fostering an empowering culture.

Requirements

High School Diploma or GED with machining certificate from a reputable trade school preferred or demonstrated experience operating OD/ID grinding equipment in a manufacturing environment.
Thorough knowledge of blueprint reading, geometric dimensioning and tolerancing (GD&T), precision measuring equipment, and grinding principles.
Must understand grinding wheel selection, wheel dressing, feeds and speeds, workholding methods, and machine setup.

Nice To Haves

Experience with precision grinding processes is preferred.
Experience maintaining close tolerances and fine surface finishes is preferred.

Responsibilities

Operate manual and/or CNC Outside Diameter (OD) and Inside Diameter (ID) grinding equipment to produce precision components in accordance with engineering drawings, blueprint specifications, and shop floor documentation while maintaining quality standards and production schedules.
Follow setup sheets, engineering drawings, work instructions, and shop floor documentation to set up and operate OD and ID grinding machines.
Install and true workholding devices, grinding wheels, fixtures, centers, chucks, and tooling required for each production run.
Select, mount, balance, and dress grinding wheels based on material, dimensional requirements, and surface finish specifications.
Use hydraulic press to straighten shaft style parts as needed.
Set machine speeds, feeds, wheel offsets, and grinding parameters to produce parts that meet engineering specifications.
Grind outside diameters, inside diameters, shoulders, faces, tapers, and other precision features while maintaining required tolerances and surface finishes.
Verify the shop floor documentation and blueprint have the same revision level before beginning production.
Perform first-piece, in-process, and final inspections using micrometers, bore gauges, calipers, dial indicators, height gauges, surface finish comparators, and other precision measuring equipment.
Monitor grinding wheel wear and machine performance, making adjustments as necessary to maintain dimensional accuracy and maximize wheel life.
Complete work orders in the order specified by the supervisor or shop scheduling system.
Record labor, production quantities, scrap, downtime, and inspection results in the shop floor scheduling system.
Perform routine operator maintenance including machine cleaning, lubrication, coolant maintenance, grinding wheel replacement, and routine inspections.
Identify machine malfunctions, wheel defects, tooling issues, or quality concerns and report them to the Area Lead or Maintenance personnel.
Follow all safety requirements. Read, understand, and always follow job-specific JSA and work in a safe manner.
Sustain the 5S ratings of the work area.
Participate in continuous improvement activities to improve safety, quality, productivity, and equipment performance.
Perform other duties as assigned.