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Intern, Production (Summer 2026) at Martin Marietta · Cockeysvi…

InternshipOn-siteFull-timeCockeysville, MD

Job Description

Administrative Services Cockeysville, Maryland

Description

The Martin Marietta Production Internship is an investment in you. It is our way of identifying and developing the very best people, and it is your portal to a challenging and rewarding career. When you join our team, you bring to the table your unique talents along with shared values of excellence and integrity. Many of our most valuable company leaders began their careers as interns.

Reporting to a Plant Manager, the Production Intern will enter an approximately 10-week program to learn the Aggregates business and develop production and leadership skills. The goal of the Production Internship program is to provide individuals with hands-on experience in the Aggregates mining industry.

Critical Activities:

Adheres to and enforces prescribed ethical, safety and environmental measures.
Operates and maintains equipment throughout the plant, including but not limited to, crushers, screens, conveyors, and heavy off-road equipment.
Assists in the blasting process, including laying out drill patterns and loading shots.
Becomes familiar with the operations of an Aggregate Mine, understanding the complete production process.
Becomes familiar with the traits of high-performing managers in Martin Marietta.
Ensures all activities are performed in accordance with the Company’s Mission, Vision, and Values, and in compliance with the Company’s policies, procedures, and Code of Ethical Business Conduct

Qualifications and Skills:

Currently pursuing a bachelor’s degree in Mining Engineering, Civil Engineering, Mechanical Engineering, or Construction Management, and have a valid driver’s license.
Prior full-time experience is not required.
Must possess the ability to learn technical processes, high-level verbal and written communication skills, and the ability to work in a fast-paced production environment.

A member of the S&P 500 Index, Martin Marietta is an American-based company and a leading supplier of heavy building materials – including aggregates, cement, ready-mixed concrete and asphalt. Through a network of operations spanning 28 states, Canada and the Bahamas, dedicated Martin Marietta teams supply the foundational resources upon which our communities thrive. Martin Marietta's Magnesia Specialties business produces high-purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications.

At Martin Marietta, we strive to work with the best and the brightest – those who have the potential to become our company's future leaders. Each of our roughly 9,500 people shares a common purpose regardless of their professional role or work environment. Together, we utilize our diverse skills and experiences to drive our company and its extraordinary culture forward. Our aim is to build on our foundation of success and help values-driven and hardworking people realize their full potential. When you decide to invest your career in Martin Marietta, you'll know what it's like to be respected, challenged and rewarded.

In return, we offer a highly competitive benefits package, including:

Medical
Prescription Drug
Dental
Vision
Health Care Reimbursement Account
Dependent Care Reimbursement Account
Wellness Programs
Employee Assistance Plan
Paid Holidays and Vacation
401(k) with Company matching
Pension
Salary Continuation – Short-Term Disability
Long-Term Disability Options
Employee Life Insurance
Spouse & Dependent Life Insurance
Business Travel Accident Insurance
Direct Deposit Payroll
Educational/Tuition Assistance Plan
College Scholarship Program – for dependent children
Matching Gift Program
New Auto Purchase Discount Plans

At Martin Marietta, we are proud to be an Equal Opportunity Employer. We are committed to providing an environment of mutual respect where equal employment opportunities are available to all qualified applicants and teammates. We celebrate diversity and commit that qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.