Production Intern - Summer 2027

Martin Marietta; Missouri; On-site; USD 21,000 - 30,000; Full time

Job summary

Martin Marietta is offering a Production Internship designed to provide hands-on experience in the aggregates mining industry. You'll work closely with seasoned professionals, gaining exposure to plant operations, equipment, safety practices, and production processes while developing leadership skills.

Reporting to a Plant Manager, interns will learn drilling and blasting basics, maintenance of crushers and conveyors, and collaborate across teams to support production goals.

Qualifications

• Pursuing a bachelor's degree in mining engineering, construction management, civil, mechanical engineering or related field.
• Valid driver's license.
• Ability to work safely in an outdoor industrial environment around heavy equipment.
• Strong verbal and written communication skills.
• Ability to learn technical processes and adapt to a fast-paced production environment.

Responsibilities

• Follow and promote safety, environmental, and ethical standards in all activities.
• Support daily plant operations while learning the production process.
• Operate and assist in maintaining plant equipment under supervision.
• Assist with drilling and blasting activities including learning layouts.
• Participate in projects that improve plant efficiency and productivity.
• Collaborate with operations, maintenance, quality control, and leadership teams.

Skills

Verbal and written communication

Technical learning agility

Safety minded

Education

Bachelor's degree in mining engineering, construction management, civil eng, or related field

Job description

About the Internship

The Martin Marietta internship program is designed to provide students with meaningful, hands-on experience in the aggregates mining industry. The internship program offers the opportunity to apply classroom knowledge in a real-world production environment while developing technical, operational, and leadership skills.

Reporting to a Plant Manager, a Production Intern would work alongside experienced professionals to gain exposure to plant operations, equipment, safety practices, and production processes. Many of Martin Marietta's leaders began their careers as interns, making this program an excellent pathway to future career opportunities.

Key Responsibilities

• Follow and promote Martin Marietta's safety, environmental, and ethical standards in all work activities.
• Support daily plant operations while learning the complete aggregates production process.
• Operate and assist in maintaining plant equipment, including crushers, screens, conveyors, and heavy off-road equipment under the supervision of experienced personnel.
• Assist with drilling and blasting activities, including learning drill pattern layouts and blast preparation.
• Participate in operational and continuous improvement projects that enhance plant efficiency and productivity.
• Collaborate with operations, maintenance, quality control, and leadership teams to support production goals.
• Develop an understanding of leadership principles and best practices demonstrated by successful Martin Marietta managers.
• Perform all responsibilities in accordance with the Company's Mission, Vision, Values, policies, procedures, and Code of Ethical Business Conduct.

What You'll Gain

Throughout the internship, you will develop knowledge and experience in:

• Aggregate mining and production operations
• Equipment, operation and maintenance
• Plant safety and environmental compliance
• Drilling and blasting fundamentals
• Quality control processes
• Leadership and operations management
• Teamwork, communication, and problem-solving
• Continuous improvement and operational excellence

Qualifications

• Currently pursuing a bachelor's degree in mining engineering, construction management, civil engineering, mechanical engineering, or a closely related field.
• Valid driver's license.
• Ability to work safely in an outdoor industrial environment around heavy equipment.
• Strong verbal and written communication skills.
• Ability to learn technical processes and adapt to a fast-paced production environment.

Why Martin Marietta?

At Martin Marietta, we invest in developing future leaders. Our Production Internship provides meaningful work, experienced mentors, and exposure to one of the nation's leading aggregates companies. Interns gain valuable industry experience while building relationships and skills that can lead to future internship opportunities and full-time positions after graduation.