CNC Lathe Machinist

CNC Machining Center Operator II / CNC Machining Center Operator III

Position Purpose

Our Client is seeking a skilled CNC Machinist to set up, operate, and maintain CNC machining centers to manufacture precision components according to engineering drawings, setup sheets, and specifications. The ideal candidate will have a strong understanding of machining techniques, CNC machine tool operating procedures, cutting tools, and machining processes, along with the ability to inspect finished parts and maintain close dimensional tolerances.

The role involves performing complex machining operations, troubleshooting machine and programming issues, adjusting cutting parameters, and developing fixtures and tooling to support production. The successful candidate should demonstrate sound judgment, technical expertise, attention to detail, and a commitment to quality and continuous improvement.

Key Responsibilities

• Interpret engineering drawings, program sheets, work instructions, and process sheets to determine machining requirements.
• Perform a variety of CNC machining operations, including milling, drilling, boring, turning, threading, profile milling, contour milling, and related operations.
• Review setup sheets and specifications to determine machining sequences and finished workpiece dimensions.
• Set up CNC machining centers by attaching fixtures, positioning and securing workpieces, and preparing machines according to setup instructions.
• Select, install, and change cutting tools in machine spindles or tool magazines.
• Load CNC programs into machine controls or retrieve preprogrammed instructions from databases.
• Adjust, check, and validate CNC programs as needed to ensure machining accuracy and proper machine operation.
• Generate fixtures and tooling to support the production of precision components.
• Operate CNC machines and monitor their performance to identify malfunctions, worn tools, or other machining issues.
• Adjust machine feeds, speeds, cutting tools, and workpiece positioning to maintain production quality and correct out-of-tolerance conditions.
• Perform inspection and gauging operations to ensure parts meet required quality standards and specifications.
• Measure workpieces using appropriate inspection tools and verify conformance to engineering drawings and dimensional tolerances.
• Machine materials such as metals, composites, plastics, and rubber.
• Clean machines, tooling, and finished parts, and perform routine machine maintenance.
• Exercise independent judgment and initiative when resolving machining problems and recommending improvements.
• Follow all safety requirements and participate in continuous improvement activities.
• Share technical knowledge and assist or instruct other machine operators when needed.
• Perform other duties as assigned.
  
  

Qualifications And Requirements

Experience and Technical Skills

• Typically 3-5 years of combined formal training and experience for the Operator II level; 5 years for the Operator III level.
• Strong knowledge of CNC machining techniques, machine setup procedures, and machining center operations.
• Ability to interpret complex engineering drawings, setup sheets, and technical instructions.
• Experience with cutting tools, fixtures, workpiece positioning, and machining processes.
• Ability to load CNC programs and adjust or check programming as required.
• Experience generating fixtures and tooling is preferred for advanced-level responsibilities.
• Mastercam experience and advanced computer knowledge are required skills listed for the Operator III level.
• Experience with inspection and gauging tools and the ability to maintain close dimensional tolerances.
• Ability to troubleshoot machine issues and adjust feeds, speeds, and cutting tools as needed.
  
  

Education

• High school diploma or GED desired.
• An associate degree or equivalent from a two-year college or technical school, five years of related experience and/or training, or an equivalent combination of education and experience is listed for the Operator III level.
  
  

Mathematical and Reasoning Abilities

• Ability to perform mathematical calculations and apply mathematical concepts to machining tasks.
• Ability to define problems, collect information, establish facts, and draw valid conclusions.
• Ability to interpret technical instructions presented in written, oral, mathematical, or diagram form.
• Ability to troubleshoot problems involving multiple variables and make sound decisions.
  
  

Computer Skills

• Knowledge of Windows 10.
• Microsoft Excel and Word skills are helpful.
• Advanced computer knowledge and Mastercam are listed for the Operator III level.
  
  

Personal Competencies

• Strong attention to detail and commitment to quality.
• Ability to work independently and as part of a team.
• Willingness to share technical skills and knowledge.
• Flexibility and ability to manage multiple tasks.
• Commitment to workplace safety and continuous improvement.
• Ability to provide and receive feedback professionally.
• Initiative in identifying opportunities to improve processes and performance.
  
  

Work Environment and Physical Requirements

• Work in a machine shop environment with exposure to machine noise, coolants, oils, and other chemicals as needed.
• Ability to stand for up to eight hours while working at a machining center.
• Ability to lift up to 50 pounds.
• Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the position.