Machinist III *Internal

Machinist III INTERNAL APPLICANTS ONLY

Returning Applicant? Login Now New Job Search

Job Code: 2026:

Location:

Yuma Proving Ground, AZ

FT/PT Status:
Full Time

Business Sector:
Test Range Operations

Machines / fabricates prototype and replacement parts for equipment, machines and weapon systems of various types and alloys. Makes repairs to machinery, mechanical equipment and/or optical equipment. Interprets verbal and written instructions and specifications; planning and laying out of work, using a variety of machinist's hand tools and precision measuring instruments. Uses various design software such as Computer Numerical Control (CNC) and Computer-aided Manufacturing (CAM) software to model cutting paths and program tool changers.

Programs, sets up and operates manual and CNC machine tools; machines and shapes metal parts to close tolerances; makes standard shop computations relating to dimensions of work, tooling, feeds, and speeds of machining. Demonstrates knowledge of the working properties of the common metals; selects standard materials, parts, and equipment required for this work; and fitting and assembling parts into mechanical equipment and machines;

and making all necessary adjustments to complete repairs. 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; maintaining quality and safety standards; keeping records; maintaining equipment and supplies. Provides iterative feedback to customers. Shares work progress and information with fellow machinists.

Performs other duties as required to complete the assigned mission. This position is covered under the Collective Bargaining Agreement.

Pay Rate: $35.73

• Must possess a high school diploma or equivalent.
• Must have one of the following: two years machinist technical school degree and 7 years' experience as a machine shop equipment operator or 9 years' experience working in a machine shop environment with CNC machines.

• Must have the ability and understanding to read blueprints and interpret complex multi-view drawings.
• Must have experience designing 3D parts using CAD software (AutoCAD, Solid Works, etc.).
• Must have experience with CAM software to program CNC machines (Master Cam, CAMWorks, etc.).
• Must have knowledge of G-Code, G , STL, and STEP files.
• Must know how to make changes to G-code to make small adjustments in CNC machining process.
• Must be able to program, set-up and operate manual and CNC equipment such as mills, lathes and plasma tables.
• Must be able to consider tools required to cut particular materials and program machines accordingly.
• Must have work experience operating and using precision measuring instruments common to the trade.

• Must pass a pre-employment drug screening and physical and periodic retests.
• Must be able to wear appropriate Personal Protective Equipment (PPE) for work tasks assigned.
• Must be capable of working in extreme weather conditions including summer temperatures peaking around 120 degrees Fahrenheit.
• Must be capable of lifting 100lbs unassisted.
• Must be capable of working in outdoor weather conditions.
• Must be capable of frequent squatting, crouching, and stooping.
• Must be capable of kneeling, bending and standing while performing maintenance machinist duties.
• Must meet the physical requirements necessary to perform operations outlined, performed, and stated in the SOPs for Welding, ELMO and Transducers Departments.

• Must be able speak, write, read, and understand English.
• Must have a well-mannered customer service attitude.
• Must be willing to cross-train in other areas.
• Must be able and willing to work overtime when required.
• Must use "down-time" effectively to the benefit of test, self, and company.
• Must be punctual, responsible, and dependable.
• Must demonstrate motivation, initiative, and reliability.
• Must be adaptable, flexible, and able to adjust to new or changing…