Machinist I

Core Laboratories; Godley (TX); On-site; USD 42,000 - 62,000; Full time

Job summary

Core Laboratories is seeking a reliable Machine Operator to set up, operate, and maintain CNC equipment in a safe, manufacturing environment.

Candidate must read engineering drawings, use precision measuring tools, and adhere to quality control and ISO standards with strong documentation and communication skills.

Qualifications

• High school diploma or equivalent required.
• One year plus related work experience required.
• CNC machining class work or certificate preferred.

Responsibilities

• Set up basic machine and check revision of program, material, and quantity.
• Follow operation procedures per drawings, prints, or orders.
• Interpret engineering drawings with basic print reading.
• Read micrometers, calipers, and thread gauges.
• Maintain safety, quality, and ISO standards in daily work.
• Complete required paperwork and document activities.
• Communicate machine alarms and issues between shifts.

Skills

Reading drawings

Precision measuring

GD&T

CNC troubleshooting

Tooling knowledge

Complete machine set-up

Measurement tolerances

Education

High school diploma or equivalent

CNC machining class/certificate

Tools

CNC machines

Micrometers/Calipers

Job description

We are seeking a reliable and detail-oriented Machine Operator to set up, operate, and maintain CNC machining equipment in a safe and efficient manufacturing environment. The ideal candidate will be able to read engineering drawings, use precision measuring instruments, perform basic machine setup and maintenance, and follow quality control and ISO standards. This role requires accurate documentation, strong communication skills, and a commitment to safety, quality, and continuous production performance.

DUTIES & RESPONSIBILITIES

• Perform basic machine set-up, including checks for Revision of Program, correct material, and quantity required. Set initiation position for machine home and tooling offsets.
• Follow machine operation procedures according to written drawings, prints, or verbal orders.
• Have a good understanding of CNC tooling and their applications.
• Interpret Engineering drawings with a basic understanding of print reading.
• Read and interpret micrometers, calipers and thread gauges properly.
• Follow shop safety standards and adhere to all safety policies and procedures.
• Perform daily machine maintenance, including checking machine fluid levels, lifting devices for wear and tear, cleaning chips and debris from area and notify supervisor of potential issues on tooling requirements.
• Follow company Quality Control standards. Interpret and apply ISO standards where required.
• Accurately complete required paperwork and utilize electronic time keeping hardware/ software.
• Maintain a communication log at the machine to record all alarms and issues encountered during the shift, and provide clear communications between shifts, both written and verbal.

QUALIFICATIONS

• * High school diploma or equivalent.
• * One year plus of related work experience required.
• * CNC machining class work or certificate preferred.

KNOWLEDGE, SKILLS & ATTRIBUTES

• * Ability to furnish their own basic precision measuring tools and required hand tools - preferred
• * Ability to distinguish between different metals used in process.
• * Working knowledge of basic metal cutting principles.
• * Basic knowledge of tooling nomenclature.
• * Perform complete machine set-up without assistance.

• Proficient in machining and inspecting multiple thread forms, including Acme, Stub Acme, V-thread, Round, and Buttress threads used in industrial and mechanical applications.

• * Ability to distinguish different material and their machining properties and can use correct tooling and their required feeds and speeds.
• * Ability to consistently work within a tolerance of +/- .001 ranges.
• * Experience in trouble shooting and making edits in CNC programs.
• * Ability to understand and apply GD&T as required.

PHYSICAL DEMANDS

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• * The employee may be asked to lift and/or move up to 60 pounds.

WORK ENVIRONMENT

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• * Typical machine shop environment including exposure to sharp edges, pinch points, powered rotating equipment, shavings, chips, dust, fumes, chemicals and noise. Safety glasses with side shields and steel toed boots/shoes required to be worn at all times. Face shield when required.

Core Laboratories, including all of its affiliated and related entities, is an equal opportunity employer and is committed to creating an inclusive environment for everyone. Employment decisions are made regardless of characteristics including, but not limited to, race, color, sex, sexual orientation, gender identity, national origin, age, disability, religion, genetic information, protected veteran or uniformed service member status, and any other characteristic protected under applicable law.