Field Drilling Apprentice: Path to Core Driller

00002 Martin Marietta Materials, Inc.; Indiana; On-site; USD 33,000 - 39,000; Full time

Benefits offered by this job

Medical

401(k) with Company matching

Paid Holidays and Vacation

Pension

Job summary

Martin Marietta Materials, Inc. seeks an Assistant Core Driller to support the Core Driller in transporting, setting up, operating, maintaining, and demobilizing drilling equipment for exploration projects.

This role requires outdoor work, field safety discipline, and travel across the United States, with per diem lodging and meals provided. The position emphasizes hands-on training in drilling operations, field data collection, equipment maintenance, and safety, with progression toward a Core

Qualifications

• High school diploma or equivalent.
• Valid driver’s license with clean driving record.
• Ability to obtain a Class A Commercial Driver’s License (CDL).
• Pass pre-employment drug screening, background check, and a DOT physical.
• Strong mechanical aptitude and willingness to learn drilling equipment maintenance.
• Team-oriented with good communication and eagerness to develop toward Core Driller.
• Able to work 10–12 hour shifts in physically demanding environments.
• Able to lift 50–75 pounds repeatedly and work outdoors in all conditions.
• Willingness to travel extensively across the United States and stay multi-day field assignments.
• Ability to operate vehicles with manual transmissions.

Responsibilities

• Support safe transportation, mobilization, operation, and demobilization of drilling equipment and support vehicles.
• Assist with rig setup, alignment, drilling fluid management, and site housekeeping.
• Support daily drilling operations under Core Driller supervision.
• Collect, label, package, and transport geological core samples and field data.
• Maintain field records, inventories, and maintenance logs.
• Ensure clean, organized, and safe work environments at sites and facilities.
• Participate in pre-job inspections, safety meetings, and training.

Skills

Safety awareness

Communication

Teamwork

Physical stamina

Problem solving

DOT regulations

Education

High school diploma

Tools

Heavy equipment

Job description

Martin Marietta Materials, Inc. seeks an Assistant Core Driller to support the Core Driller in transporting, setting up, operating, maintaining, and demobilizing drilling equipment for exploration projects.

This role requires outdoor work, field safety discipline, and travel across the United States, with per diem lodging and meals provided. The position emphasizes hands-on training in drilling operations, field data collection, equipment maintenance, and safety, with progression toward a Core