CNC Operator

Rhinestahl Corporation; Mason (OH); On-site; USD 45,000 - 58,000; Full time

Job summary

Rhinestahl Corporation in Mason, Ohio is seeking a 2nd shift CNC Operator to run CNC equipment, support program setup, and monitor production to ensure quality and safety standards are met.

You will review work orders, blueprints and GD&T, check materials, load stock as needed, and document actions in production logs. The role emphasizes 5S, ISO/AS9100 compliance, and teamwork across shifts.

Qualifications

• High school diploma or GED; technical schooling preferred.
• 1–3 years CNC operation in manufacturing preferred.
• Mazatrol experience preferred for Mazak equipment.
• Ability to read blueprints and GD&T.
• Knowledge of safety procedures and ISO/ AS9100 standards.

Responsibilities

• Operate CNC equipment and support machine setup.
• Review work orders, blueprints, GD&T, and parameters.
• Verify material against work orders and load stock as needed.
• Follow CNC programs and verify zero points, tool offsets, and compensation.
• Set up machines per instructions and run production runs.
• Measure parts to verify settings and quality per standards.
• Maintain safety, QA procedures, and preventive maintenance.
• Document actions in logs and communicate issues across shifts.

Skills

CNC operation

Machine setup

Quality and safety standards

Blueprint reading

GD&T

Mazatrol experience

Mathematics (algebra/geometry/trigon)

Safety procedures

5S

Documentation/records

Education

High school diploma or GED

Technical school experience

Tools

Mazatrol

Mazak equipment

Job description

The 2nd shift CNC Operator is responsible for operating CNC equipment, supporting setup activities, monitoring production, and verifying that machined parts meet quality, safety, and production requirements.

Key Responsibilities:

• Produces machined parts by operating CNC equipment, supporting machine setup, monitoring production, maintaining quality and safety standards, keeping records, and maintaining equipment and supplies.
• Prepares for machining by reviewing work orders, blueprints, engineering plans, materials, specifications, orthographic drawings, reference surfaces, machining parameters, and geometric dimensions and tolerances (GD&T).
• Checks available stock, verifies material against work orders, loads stock as required, and communicates material shortages or discrepancies to the appropriate team member.
• Follows approved CNC programs and work instructions; verifies zero and reference points, tool registers, offsets, and compensation as directed; performs basic calculations as needed; and supports program prove-out under guidance.
• Sets up machines according to work instructions and machine specifications; runs first pieces as directed; supports prove-out activities; and completes production runs.
• Verifies settings by measuring positions, first-run parts, and sample workpieces while adhering to ISO and AS9100 standards.
• Maintains specifications by observing machine operations, taking measurements, detecting malfunctions, troubleshooting basic process issues, adjusting controls as directed, replacing worn tools, and following quality assurance procedures and processes.
• Maintains safe operations by adhering to safety procedures and regulations.
• Maintains equipment by completing preventive maintenance requirements; following manufacturer's instructions; troubleshooting malfunctions; calling for repairs.
• Maintains continuity among work shifts by documenting and communicating actions, irregularities, and continuing needs.
• Documents actions by completing production and quality logs.
• Updates job know ledge by participating in educational opportunities; reading technical publications.
• Accomplishes organization goals by accepting ownership for accomplishing new and different requests; exploring opportunities to add value to job accomplishments.
• Applies 5S methodologies daily to maintain an organized, efficient, and safe work area.

Qualifications

Qualifications and Experience:

• High school diploma, GED, or equivalent required; one year of relevant technical school or equivalent experience preferred.
• CNC machine operation experience should include the following:
• Minimum 1-3 years of CNC machine operation experience in a manufacturing environment preferred.
  • Mazatrol experience preferred for candidates operating Mazak equipment.
• Working knowledge of blueprint reading and geometric dimensions and tolerances.
• Conceptual skills, including the ability to add, subtract, multiply, and divide, and to apply concepts of basic algebra, geometry, and trigonometry.
• Ability to read, analyze, and interpret safety, operating, and maintenance instructions; procedure manuals; common technical information and reports; and blueprints.