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Machinist IV **INTERNAL APPLICANTS ONLY**
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| Job Code: |
2025:0402-124 |
| Location: |
Yuma Proving Ground, AZ |
| FT/PT Status: |
Full Time |
| Business Sector: |
Test Range Operations |
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| Job Description |
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. Collaborates with design engineers and customers to understand requirements, help design and develop solutions, and recommend courses of action. Performs quality control inspections and other duties as required to complete the assigned mission. Shares work progress and information with fellow machinists. Assists with mentoring junior machinists. This position is covered under the Collective Bargaining Agreement. |
| Qualifications |
Pay Rate:$37.29
Education/Licenses/Certifications/Experience Requirements:
*Must possess a high school diploma or equivalent.
*Must have one of the following, Bachelor's Degree in related field and 5 years machine shop experience or Two years Machinist Technical school degree and 10 years' experience as a machine shop equipment operator or 12 years' experience working in a machine shop environment to include working with CNC machines.
Job Skills Requirements:
*Must have the ability and understanding to read blueprints and interpret complex multi-view drawings.
*Must have experience and be able to design 3D parts using CAD software (AutoCAD, SolidWorks, etc.).
*Must have experience with CAM software to program CNC machines (MasterCam, CAMWorks, etc.)
*Must have knowledge of G-Code, GBR, 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 be able to perform final quality checks on finished products to make sure dimensions and other criteria conform to specifications.
*Knowledge of heat treating alloys.
Physical Requirements:
*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.
Job Requirements:
*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 instructions.
*Must have a demonstrated ability to follow instructions and company policy.
*Must be able to deliver quality products to the customer and be responsive to their needs.
*Must be safety and security conscious, complying with rules and policies.
*Must be able to work both as part of a team and independently.
*Must be able to work all shifts, weekends, holidays and overtime as needed, sometimes on short notice, to support test missions.
*Must possess a valid driver's license, without special restrictions.
*Must have dependable transportation and a dependable means of communication.
Additional Desirable Qualifications:
*Work with tolerances down to 0.001".
*Background in welding.
*Experience and the ability to heat treat alloys to customer specifications.
*Experience using Rockwell hardness tester.
*Mechanical and structural engineering background.
Terms of Employment & Eligibility Requirements:
*Must be a U.S. Citizen.
*Must possess or be able to obtain a security clearance prior to employment and maintain security clearance for the duration of employment.
*Must be a current TRAX employee or affiliate subcontractor for internal postings.
Relevance of experience to be determined by hiring manager.
Closing Date: 15 DECEMBER 2025 |
| Other Job Information |
*TRAX International, Test Services Division, participates in E-Verify.
*TRAX is an Equal Opportunity Employer - Minorities/Females/Veterans/Disability.
*TRAX Test Services promotes a drug/alcohol free work environment through the use of mandatory pre-employment drug testing and on-going random drug testing, as per applicable State Laws.
*Must be able to obtain a security clearance prior to employment and maintain security clearance for the duration of employment.
TRAX Test Services also encompasses affiliate subcontracts. All positions with TRAX can always be transferred to one of the subcontracts.
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Trax International
Dec 05, 2025 