Machinist I

CORE LABORATORIES LP; Godley (TX); On-site; USD 25,000 - 39,000; Full time

Job summary

Core Laboratories, a leading reservoir optimization company, seeks a reliable Machine Operator to set up, operate, and maintain CNC equipment in a safe, efficient Texas shop. You will read engineering drawings, use precision instruments, document results, and follow quality controls and ISO standards.

Responsibilities include machine set-up checks, basic tool offsets, day-to-day maintenance, and accurate paperwork.

Qualifications

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

Responsibilities

• Set up machines and check revision of program, material, and quantity.
• Interpret engineering drawings and apply GD&T where required.
• Read micrometers/calipers and document measurements accurately.
• Maintain daily machine upkeep and safety procedures.
• Record alarms/issues and communicate between shifts clearly.

Skills

Precision measurement

GD&T understanding

Reading drawings

Machining skills

Troubleshooting CNCs

Documentation

Education

High school diploma or equivalent

CNC machining class/certificate

Tools

CNC machinery

Calipers & micrometers

Thread gauges

Feeds and speeds knowledge

Tooling nomenclature

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.
• Diagnose process problems and apply appropriate corrections.
• Ability to read and interpret precision-measuring instruments.
• 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 employee may be asked to lift and/or move up to 60 pounds.

WORK ENVIRONMENT

• 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.

Core Laboratories is the Reservoir Optimization Company™ Core Laboratories Inc. is a leading provider of proprietary and patented reservoir description and production enhancement services and products used to optimize petroleum reservoir performance. The Company has over 70 offices in more than 50 countries and is located in every major oil-producing province in the world.

We are well-positioned to serve the growing needs of the energy transition while continuing to fulfill the demand for reliable and affordable energy sources like crude oil and natural gas. Our services, products, expertise, and innovations will continue to be essential as our clients meet the growing demand for energy globally.

At Core Lab, our values matter: Safety, Honesty and Integrity, Customer Focus, Building Trust, and Employee Development. We regard our employees as our greatest asset. We believe that identifying, attracting, developing, and retaining talent are significant actions because our people are so important.