CNC Machinist III - Swing shift
Ajax Custom Manufacturing - Union City, CA

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  • Plans machining by studying work orders, blueprints, engineering plans, materials, specifications, orthographic drawings, reference planes, locations of surfaces, and machining parameters; interpreting geometric dimensions and tolerances (GD&T).
  • Programs mills and lathes 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 mills and lathes by installing and adjusting three- and four-jaw chucks, tools, attachments, collets, bushings, cams, gears, stops, and stock pushers; indicating vice.
  • Verifies settings by measuring positions, first-run part, and sample work pieces; adhering to international standards.
  • Maintains specifications by observing drilling, grooving, and cutting, including turning, facing, knurling and thread chasing operations; 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 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.
  • Assist CNC Operator I and II with setup and troubleshooting as required. Train and instruct other employees when requested.
  • Programs CNC machines using Surfcam
  • Confers with engineering, supervisory, and manufacturing personnel in order to exchange technical information.


  • Conceptual Skills,
  • Process Improvement
  • Verbal Communication
  • Functional and Technical Skills,
  • Controls and Instrumentation
  • Attention to Detail
  • Judgment
  • 7 or more years of experience

Must be able to speak and understand English


  • High school graduate
  • Knowledge of G-codes and sub macros progra
  • Must be self-motivated, organized and able to work in fast pace environment
  • Proficient with all MS Office products,.
  • Possess strong analytical skills and attention to detail
  • Demonstrated ability to organize and prioritize a rapidly changing set of objectives.
  • Excellent interpersonal and communication skills

About this company
5 reviews
Ajax offers a wide range of thermoforming capabilities to serve our customers' needs, be it a thin gauge packaging part, a stylish and...