The CNC Machinist is responsible for the setup, operation, and maintenance of CNC machining equipment used to manufacture, repair, and refurbish precision components that support EOG Resources' upstream oil and gas operations. This role requires deep knowledge of oilfield-grade materials, close-tolerance machining, and the ability to work from engineering drawings to produce parts that meet the rigorous demands of downhole environments.
Key Responsibilities
Machine Setup & Operation
Set up and operate CNC mills, lathes, and turning centers to produce precision oilfield components
Load, verify, and adjust CNC programs; set tool offsets and datum points
Monitor machine operations to detect malfunctions, tool wear, or out-of-tolerance conditions
Programming
Read and interpret engineering drawings, blueprints, and work orders with GD&T callouts
Edit or write CNC programs (G-code/M-code) as required for new or revised parts
Work with CAM-generated toolpaths and make practical adjustments at the machine
Oilfield Component Expertise
Machine components to API and EOG internal specifications
Work with a wide range of materials common to oil & gas applications
Perform repair and rework on returned field equipment to restore dimensional tolerances
Complete inspection documentation and maintain accurate production records
Support continuous improvement initiatives to reduce scrap and rework
Safety & Compliance
Follow all EOG Resources safety policies, procedures, and OSHA regulations
Maintain a clean, organized, and hazard-free work area (5S standards)
Wear required PPE at all times: safety glasses, steel-toed boots, hearing protection
Job Requirements
Required
High school diploma or GED equivalent
Minimum 3 years of CNC machining experience, preferably in an oil & gas or industrial manufacturing environment
Proficiency operating CNC lathes and/or mills
Demonstrated ability to read engineering drawings, GD&T, and API thread specifications
Experience measuring and inspecting parts using precision hand tools
Preferred
Vocational or technical certification in machining, manufacturing technology, or related field
Experience with Haas, Fanuc, or Mazak CNC controls
Familiarity with API Spec 7-1, 5CT, or 11AX standards
Background in repair and rework of oilfield production or downhole equipment
Basic CAM software experience (Mastercam, Fusion 360, or similar)
Physical Requirements
Ability to stand for extended periods on a concrete shop floor
Lift and maneuver parts or tooling up to 50 lbs unassisted
Work in a manufacturing environment with exposure to noise, metal chips, cutting fluids, and lubricants
Ability to use hand tools, overhead cranes/hoists, and forklifts (training provided)
Work Environment
Indoor machine shop facility — Conroe, TX
Shift schedule may vary based on production demand
Fast-paced, team-oriented environment with direct impact on EOG field operations
Position will be filled a level commensurate with experience.
EOG Resources is an Equal Opportunity Employer, including Veterans and Disabled.
Individuals with a disability who wish to request an accommodation to complete an employment application, please Click here or call 713-651-6694.
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