Centerless Grinder Setup Technician 1st & 2nd shift

New Hampshire Ball Bearings, Inc.•Los Angeles, CA

22h

About The Position

Efficiently sets up and operates through-feed centerless grinding equipment to produce precision bearing components to specified dimensions and characteristics according to quality standards. Owns each setup from first piece through production runs and supports operations in the side lap and centerless department. The role includes manual feeding of parts at a steady rate, maintaining a continuous column without gaps and never exceeding the machine’s set through-feed rate. The technician follows established procedures, verbal instructions, setup cards, layout sheets, certified processes, engineered cycles, and drawing requirements. The role includes mounting, balancing, and dressing grinding and regulating wheels; replacing worn tooling; adjusting machines; inspecting work with precision measuring equipment; troubleshooting grinding issues; documenting setup parameters and records; and training and supporting operators. The employee maintains a clean, orderly, safe work area and moves materials and parts as required. Applicants must have a high school diploma or equivalent and at least three years of hands-on centerless grinding setup experience, including through-feed grinding. The position requires the ability to hand-feed a continuous column of parts at a constant rate and to diagnose and correct through-feed geometry, surface, operational, and manual-feeding problems. Candidates must be a U.S. citizen, U.S. permanent resident, or have asylum or refugee status in the U.S. due to export control requirements. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Requirements

High school diploma or equivalent.
At least 3 years of hands-on centerless grinding setup experience; through-feed grinding experience is required.
Proven ability to hand-feed a continuous column of parts at a constant through-feed rate, without separation and without over-pushing.
Demonstrated ability to diagnose and correct through-feed geometry, surface, operational, and manual-feeding problems, including out-of-roundness, taper, barrel or hourglass shape, size variation or drift, chatter marks, burn, or discoloration.
Ability to read, reference, and interpret written and verbal instructions and follow established standard procedures.
Ability to perform basic mathematical calculations and shop math and understand standard and metric systems.
Working knowledge of GD&T, including roundness and RA.
Ability to independently set up and hold tolerances of ±0.0001 inch (2.5 µm) or tighter on size and roundness.
Ability to maintain established production levels and quality standards.
Ability to maintain necessary records.
Clear communication skills and ability to train others.
Ability to perform physical activities that may include standing, walking, bending, reaching, grabbing, twisting, carrying, pushing, and pulling.
Ability to lift up to 40 pounds.
Must be a U.S. citizen, U.S. permanent resident, or have asylum or refugee status in the U.S. due to compliance with U.S. export control laws and regulations.

Nice To Haves

Setup experience on Nissin centerless grinders.
Experience grinding precision bearing components such as rings, rollers, or pins.
Vocational or technical certificate in machining or grinding.
Experience setting work center height, blade top angle, and regulating wheel inclination to prevent lobing and control through-feed rate.
Experience using structured centerless troubleshooting methods or references.

Responsibilities

Set up through-feed centerless grinders for short- or long-run work to exacting size, roundness, and finish specifications, including adjusting work blade height, regulating wheel angle and speed, and guide/fence alignment.
Manually feed parts at a steady, controlled rate, keeping them butted end-to-end without separation or gaps and not exceeding the machine’s set through-feed rate.
Follow established procedures, verbal instructions, setup cards, layout sheets, certified processes, engineered cycles, and drawing requirements.
Mount, balance, and dress grinding and regulating wheels; replace worn tooling and adjust machines as needed.
Use micrometers, a microscope, OD dial gages, and fixed and adjustable gages to set up equipment and inspect work; review calibration of measuring equipment.
Diagnose and correct grinding problems such as chatter, burn, lobing, taper, feed marks, and size drift; maintain required records and report unusual conditions to the assigned leader.
Perform changeovers efficiently and document setup parameters for repeatable setups.
Train and support operators on machine operation, gauging, and wheel changes.
Keep the work area clean and orderly, follow safety rules and regulations, and conform to OSHA regulations.
Move materials, parts, and containers as required to complete job duties.
Recognize and report irregularities involving fits, defective parts, finishes, work techniques, or quality of workmanship.
Maintain production levels and quality standards; perform work subject to audited inspections.
Communicate clearly and train others.