CNC Machinist 2/Class - (4)

Lehigh Heavy Forge Corporation; Portsmouth (VA); On-site; USD 25,000 - 41,000; Full time

Job summary

Lehigh Heavy Forge Corporation is seeking a skilled machinist to read blueprints and set up CNC machines for drilling, grinding, and milling. You will use conventional shop equipment to shape raw materials and build fixtures, while ensuring tight GD&T tolerances.

Responsibilities include supervising multiple machines, editing G&M code, and operating a forklift as needed. The ideal candidate has strong measuring tool proficiency, experience with tool wear mitigation, and the ability to work with

Qualifications

• Proficient in performing machine set-ups with little to no set up instructions.
• Thorough understanding of measuring instruments used on the job: tape measure, calipers, micrometers, gauges.
• Understand how to square material up correctly.
• Proficient with various hand tools to meet finish requirements.
• Able to use power driven equipment safely and effectively.
• Understand tool deflection and how to mitigate it across materials.
• Assess part flatness and achieve it with different materials.
• Able to proofread and debug G&M code and run tests to verify outputs.
• Requires high mental and visual effort.

Responsibilities

• Read and interpret blueprints, drawings, and shop sketches.
• Set up and operate CNC machines for drilling, grinding, milling, etc.
• Use conventional shop equipment to cut, machine, and shape raw materials per drawings.
• Build fixtures and holding devices to support workpieces.
• Analyze job requirements and apply best shop practices for efficiency.
• Inspect high precision parts using blueprints and GD&T tolerances.
• Supervise multiple machines; adjust tool offsets and G&M code to stay in tolerance.
• Use proper feeds and speeds for quality dimensions and finishes across materials.
• Determine and set up tools needed for tasks.
• Check tool run-out to ensure correct size.
• Understand and compensate for tool wear; prevent wear.
• Set tool offsets and diameter compensation.
• Set multiple 3-axis work offsets in one program.
• Perform machine setups with minimal instructions.
• Edit G&M code on controllers and PCs (TXT).
• Operate forklift as needed.
• Assemble machined or fabricated components as required.

Skills

Machine set-ups

Measuring tools

G&M code

GD&T

Calipers / micrometers

Tool deflection

Material flatness

Hand tools

Power equipment

Analytical thinking

Forklift operation

Reading blueprints

Education

High school diploma

Apprenticeship

Formal training program

Tools

CNC machining centers

Job description

Essential Duties and Responsibilities:

• Read and interpret blueprints, technical drawings, and shop sketches.
• Set up and operate CNC machines to perform tasks such as drilling, grinding, milling etc.
• Use all conventional machine shop equipment and machinery to cut, machine and shape raw materials in accordance with drawing requirements.
• Build fixtures and various holding devices as needed to hold or support work pieces in process.
• Analyze job requirements and use best shop practice to meet drawing requirements in the most efficient time.
• Inspect high precision parts using blueprints and adhering to GD&T tolerances.
• Supervise multiple machines while they execute the tasks and make any necessary adjustments to tool offsets and G&M code to keep part in tolerance.
• Use correct feeds and speeds to ensure quality dimensions as well part finishes with different types of materials.
• Determine tools needed to perform given task and set-up those tools accordingly.
• Check run out of tools to ensure part will cut on size.
• Understand tool wear and how to compensate as well as understanding how to prevent tool wear.
• Set tool offsets and diameter compensation.
• Set multiple 3-axis work offsets within (1) program.
• Perform machine set-ups with little to no set up instructions.
• Edit G&M code on the controller as well as on PC with .TXT documents.
• Operate forklift as needed.
• Assemble machined or fabricated components as needed.

Qualifications:

• Proficient in performing machine set-ups with little to no set up instructions.
• Thorough understanding of measuring instruments, on-the-job use: Tape measure, calipers, OD micrometer, depth micrometer, bore gauges, surface gauge, height gauge, gauge pins, gauge blocks, pitch micrometer, ID micrometer, blade micrometer, thickness gauges, radius gauges.
• Understand the process to square material up correctly.
• Proficient in the use of various hand tools as necessary to achieve finish requirements.
• Ability to effectively use power driven equipment.
• Understand tool deflection and how to combat it in different types of materials.
• Understand part flatness and how to achieve flatness with different types of materials.
• Proficient in proofreading G&M code to ensure no crashes or mistakes occur as well as performing a test run to ensure program outputs are accurate.
• High mental and visual effort required.

Minimum Requirements:

• 1-3 years' experience as a machinist.
• High school diploma or equivalent.
• Completion of formal apprenticeship program or completion of in-company, four-year training program.

Physical Demands:

• While performing these job duties, the employee is routinely required to stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; use fingers and hands to type or write; reach with hands and arms; talk or hear; taste or smell. Specific vision abilities required by the job include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus. Must be able to lift 50 pounds.

Work Environment:

• This position is performed in a manufacturing environment, with some local travel between facilities.