Precision CNC HMC Machinist — GD&T and G/M Code Specialist

Role Overview

Own the full machining cycle on CNC Horizontal Milling Centers and CNC Boring Mills: programming, setup, and operation for metal workpieces while upholding quality, safety, documentation, and equipment care.

Core Responsibilities

• Program from prints with GD&T using Mazatrol, Celos, and G/M codes; preferred exposure to Mazatrol 640M, Mazatrol Smooth, Tosnuc, and Celos.
• Set up: mount, align, and secure tools, fixtures, and workpieces using precision instruments and hand tools.
• Operate: start machines, monitor processes, and record operational data; verify continuous lubrication and cooling.
• Inspect: measure dimensions with precision instruments, templates, and fixtures; adjust tooling and machine parameters to meet specifications.
• Control: insert and edit control instructions; perform offsets and program adjustments during runs.
• Sequence: stop machines to remove finished parts or to change tooling, setups, or part placement in accordance with machining steps.
• Quality: examine parts for defects (e.g., chipped edges, marred surfaces) and sort nonconforming pieces by flaw type.
• Troubleshoot: identify issues such as dull cutting tools or vibration by sound/feedback and replace or correct immediately.
• Connectivity: transfer commands from servers to CNC modules via network links.

Additional responsibilities and duties may be assigned.

Skills & Experience

• Proficient in: GD&T, CNC tooling, CNC programming, G‑code, M‑code, and production run setups.
• Mechanical knowledge of machine design, use, maintenance, and basic repair.
• Production and processing knowledge: materials, processes, quality control, cost, and efficiency.
• Applied mathematics: trigonometry, algebra, and geometry.
• Commitment to ongoing development through courses and technical publications.

Physical/Mental Demands

• Control Precision, Reaction Time, Rate Control.
• Manual Dexterity, Arm‑Hand Steadiness, Near Vision.
• Problem Sensitivity, Deductive Reasoning.
• Perceptual Speed for rapid, accurate comparisons of dimensions and features.

Equipment & Controls

• CNC Mill (3–4 axis VMC): Fanuc, Mazak, DMG Mori Seiki.
• CNC Mill (5+ axis VMC): Fanuc, Mazak, DMG Mori Seiki.
• Controls: Mazatrol (including 640M, Smooth), Tosnuc, Celos.

Work Practices

• Maintain accurate records of setups, offsets, tool changes, and inspection outcomes.
• Keep equipment and supplies in top condition through routine care and timely maintenance.
• Follow established safety procedures and quality standards throughout every operation.