CNC Machinist

Job Location US-OH-Mason
Job ID
Business Group
Rhinestahl AMG
FLSA Status
Job Type
Regular Full-Time


Rhinestahl is looking to hire skilled machinists for 1st and 2nd shift.  Current machine needs are VTL, Horizontal Boring Mill, Mazak Integrex, and Hurco machining center. 


Since 1967, Rhinestahl has prided itself on its entrepreneurial and can-do culture. Today, we seek team members that are inclusive of diversity of thought and style to bring the best ideas forward to delight the customer and achieve operational excellence. Rhinestahl is experiencing significant organic growth and is looking to add incoming talent to “Provide the Better Solution” to its customers now and well into the future. Rhinestahl is proud to be recognized by the Cincinnati Business Courier as one of the fastest growing 55 companies in Greater Cincinnati as well as named to the Deloitte Cincinnati Top 100 Private Companies.


Equal Opportunity Employer M/F/Vets/Disabled. Candidates must be able to pass a background check and drug test.


Produces machined parts by programming, setting up, and operating a computer numerical control (CNC) machine; maintaining quality and safety standards; keeping records; maintaining equipment and supplies.


  • Plans machining by studying work orders, blueprints, engineering plans, materials, specifications, orthographic drawings, reference of surfaces, and machining parameters; interpreting geometric dimensions and tolerances (GD&T).
  • Plans stock inventory by checking stock to determine amount available; anticipating needed stock; placing and expediting orders for stock; verifying receipt of stock.
  • Programs machine by entering instructions, including zero and reference points; setting tool registers, offsets, compensation, and conditional switches; calculating requirements, including basic math, geometry, and trigonometry; proving part programs.
  • Sets up machine as appropriate to machine specifications; Runs 1st part; Proves-out; Runs production.
  • Loads stock into position.
  • Verifies settings by measuring positions, first-run part, and sample work pieces; adhering to ISO and AS 9100- standards.
  • Maintains specifications by observing operations pertaining to the specific machine; taking measurements; detecting malfunctions; troubleshooting processes; adjusting and reprogramming controls; sharpening and replacing worn tools; adhering to 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 knowledge 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.


  • Education – HS Diploma / GED or equivalent; one year relevant technical school or equivalent experience preferred
  • Work experience
  • Minimum 3 years’ shop experience using G&M code CNC programming operations
  • VTL machinists must have experience using Fanuc controls; Boring Mill machinists must have experience with Fanuc and/or Tosnuc controls; Mazak machinists must have Mazatrol experience.
  • Job specific attributes/skills
  • Advanced knowledge of blueprint reading and geometric dimensions and tolerances.
  • Conceptual skills – ability to add, subtract, multiply and divide and apply concepts of basic algebra, geometry and trigonometry
  • Excellent verbal communication
  • Reading – ability to read, analyze and interpret safety, operating and maintenance instructions, and procedure manuals, and common technical information and reports, including the ability to read and understand blue prints
  • Writing – ability to prepare correspondence that conforms to prescribed style and format
  • Reasoning – ability to apply common sense understanding to carry out instructions furnished in written, oral or diagram form; deal with problems involving concrete variables in standardized situations, utilizing critical thinking skills
  • Must have own tools.


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