CNC Machinist II

Overview

Second Shift (Training on 1st shift) Prototek is a leading national provider of digital based manufacturing services including CNC machining, precision sheet metal fabrication, EDM, and additive manufacturing services. Prototek serves a variety of customer end markets, including aerospace, defense, medical, robotics, electronics, consumer, and general industrial. Prototek has manufacturing locations across the United States including facilities in New Hampshire, Wisconsin, California, and Pennsylvania.

Prototek is ISO 9001:2015 and AS9100D:2016 certified as well as ITAR Registered. For more information, visit

Position Summary:

The role of a CNC Machinist II is to perform intermediate to complex machining and programming activities in line with company capabilities. This position has attained full proficiency as a CNC Machinist I and can successfully apply CNC principles, procedures, and setups unique to the company to execute machining strategies. Enthusiasm to further develop machining skills and the ability to demonstrate problem solving skills is crucial for success.

• Perform intermediate to complex machining and programming activities in line with company capabilities, including reading and interpreting prints, specification sheets, and 3D files to determine program strategy.
• Select appropriate machine based on project specifications; locate, open and save 3D files; post program to a machine using network links.
• Program parts using 2D and/or 3D toolpaths using Surfcam or Mastercam on mill and/or lathe; modify existing programs to enhance efficiency.
• Select proper cutting tools based on part geometry; design custom fixtures for work holding as needed.
• Calculate cutting speeds and feeds and depth of cuts based on material and work holding; select and prepare raw materials for machining.
• Setup and operate multiple machines to perform milling and/or lathe activities.
• Perform dimensional and visual inspection of parts per specifications using basic measuring equipment.
• Track individual labor time using ERP system; collaborate with team members to clarify project requirements and resolve issues.
• Provide advice or solutions in technical areas for less experienced machinists; collaborate with Project Managers to calculate time and material costs for quoting purposes.
• Identify opportunities for process improvement and increased efficiencies for machining and tooling selection through research and development.
• Assist with cleaning and preventative maintenance of machines, tools, and workstations.

• Experience as a CNC Machinist II or equivalent demonstrated ability to perform intermediate to complex machining and programming tasks.
• Ability to read and interpret prints, specification sheets, and 3D files; familiarity with selecting tools and fixtures; proficiency with 2D/3D toolpaths.
• Experience with Surfcam or Mastercam on mill and/or lathe; ability to modify programs for efficiency.
• Strong problem solving skills, teamwork, and communication; ability to collaborate with Project Managers and other machinists.
• Proactive in identifying process improvements and maintaining safety and quality standards.

Prototek is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

Apply Online: ipc.us/t/84