CNC Mill Machinist

American Rheinmetall; Lapeer (MI); On-site; USD 42,000 - 66,000; Full time

Job summary

American Rheinmetall is seeking a CNC Machinist in Michigan to operate lathe centers for boring, facing, and threading on metallic workpieces such as castings and forgings. The role emphasizes accurate setup, GD&T interpretation, and program validation.

The candidate will program CNC controls, set up tooling and fixtures, verify first-run parts, and document production logs while maintaining safety and quality standards on a full-time basis.

Qualifications

• High school diploma or GED with CNC machining experience.
• At least 1 year CNC milling experience and GD&T reading.
• Proficient use of calipers, micrometers, bore gauges.

Responsibilities

• Plan machining by studying orders, drawings, and specifications.
• Program CNC machines by setting offsets, tool data, and references.
• Set up CNC machines with chucks, tools, attachments, and fixtures.
• Verify settings by measuring first-run and sample parts.
• Maintain quality by monitoring processes and adjusting controls.
• Document production and quality logs and communicate issues.
• Ensure safe operations and routine preventive maintenance.
• Support shift continuity by reporting actions and irregularities.

Skills

Conceptual Skills

Process Improvement

Verbal Communication

Functional and Technical Skills

Controls and Instrumentation

Supply Management

Tooling

Coordination

Inventory Control

Attention to Detail

Judgment

Education

High school diploma or GED with CNC experience

Tools

Calipers

Micrometers

Bore gauges

Job description

American Rheinmetall

Next-generation solutions for the U.S. Armed Forces

Job Summary:

Sets up and operates computer numerical control (CNC) lathe machining centers to perform machine functions such as boring, facing, and threading parts of metallic workpieces such as castings, forgings and bar stock by performing the following duties.

Essential Functions:

• 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 CNC machines 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 CNC machines by installing and adjusting three- and four-jaw chucks, tools, attachments, collets, bushings, cams, gears, stops, and stock pushers; indicating vices; tramming heads.
• Verifies settings by measuring positions, first-run part, and sample workpieces; 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 equipment by completing preventive maintenance requirements; following manufacturer's instructions; troubleshooting malfunctions; calling for repairs.
• 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.
• CNC Operator Machinist Skills and Qualifications: Conceptual Skills, Process Improvement, Verbal Communication, Functional and Technical Skills, Controls and Instrumentation, Supply Management, Tooling, Coordination, Inventory Control, Attention to Detail, Judgment.

Minimum Qualifications:

Knowledge, Skills and Abilities (as demonstrated through experience, training and/or testing)

• Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals.
• Ability to compute rate, ratio, and percent and to draw and interpret bar graphs.
• Ability to apply common sense understanding to carry out instructions furnished in written, oral, or diagram form.
• Ability to deal with problems involving several concrete variables in standardized situations.
• Ability displayed and accuracy of work produced, meeting company standards, and requiring little to no rework.
• Searches out new tasks and expands their ability to perform assigned tasks without direct supervision.
• Punctuality and attendance.
• Willingness and cooperativeness with co-workers and supervisors; ability to accept constructive criticism.
• Follow quality environmental policies and have knowledge of AS9100 and IS14001.
• Follow safety procedures, security protocol, and wear proper PPE.

Education:

• High school diploma or G.E.D. equivalent, and at least 1 year CNC Machining experience. Or equivalent combination of education and experience.

Experience:

• At least 1 year CNC Mill Machining experience
• GD&T experience for print reading.
• Basic caliper, micrometer, and bore gage knowledge.

Background Prerequisites:

• Must undergo and meet company standards for background check, employment verification, reference checks and controlled substance testing.

Preferred Qualifications:

• Knowledge of AS9100 and IS14001
• 2-5 years of CNC Mill Machining experience
• Ability to edit programs by hand or at machine controls

Working Conditions and Physical Demands:

With or without reasonable accommodations, requires the physical and mental capacity to perform effectively all essential functions. In addition to other demands, the demands of the job include:

• While performing the duties of this job, the employee is occasionally required to stand; walk; sit; use hands to finger, handle, or feel and reach with hands and arms.
• The employee may occasionally lift up to 50 pounds.

Equal Employment Opportunity Statement:

American Rheinmetall provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sex (including pregnancy), gender identity, national origin, age, disability, or marital status, in accordance with applicable federal, state and local laws. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.