Intern, Production (Summer 2026)
Martin Marietta
Produces construction materials for infrastructure projects, including aggregates, cement, and asphalt.
10‑week production internship learning aggregates mining operations.
9 days ago ago
Entry-level
Internship
Castle Hayne, NC
Onsite
Company Size
9,000 Employees
Service Specialisms
Aggregates supply
Construction materials
Heavy building materials
Concrete products
Asphalt products
Magnesia specialties
Ready‑mixed concrete
Mining engineering
Sector Specialisms
Construction Aggregates
Heavy Building Materials
Cement
Ready Mixed Concrete
Asphalt
Magnesia Specialties
Dolomitic Lime Products
Stone Mining
Role
Description
equipment operation
equipment maintenance
policy compliance
blasting support
- Operates and maintains equipment throughout the plant, including but not limited to, crushers, screens, conveyors, and heavy off-road equipment.
- 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
- Assists in the blasting process, including laying out drill patterns and loading shots.
Requirements
communication
fast‑paced
leadership
mining ops
safety
bachelor's
- 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.
- Becomes familiar with the traits of high-performing managers in Martin Marietta.
- Becomes familiar with the operations of an Aggregate Mine, understanding the complete production process.
- Adheres to and enforces prescribed ethical, safety and environmental measures.
- 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.
Benefits
- Long-Term Disability Options
- College Scholarship Program – for dependent children
- Direct Deposit Payroll
- Health Care Reimbursement Account
- Employee Assistance Plan
- Business Travel Accident Insurance
- Salary Continuation – Short-Term Disability
- Prescription Drug
- Paid Holidays and Vacation
- Matching Gift Program
- Educational/Tuition Assistance Plan
- Dependent Care Reimbursement Account
- New Auto Purchase Discount Plans
- 401(k) with Company matching
- Employee Life Insurance
- Wellness Programs
- Spouse & Dependent Life Insurance
Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
Information not given or found
Security clearance
Information not given or found
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Company
Overview
Founded 1993
Year Established
The company has grown to become a leading producer of construction materials in the U.S.
- Specializes in aggregates, cement, ready-mixed concrete, and asphalt, which are used in major infrastructure projects.
- Supplies materials for projects ranging from highways to residential communities across North America.
- Financially robust and publicly traded, with consistent growth, making it a major player in the building materials industry.
- Renowned for dedication to sustainable practices in producing essential materials for construction and infrastructure.
- Involved in projects spanning critical transportation networks, utilities, and public infrastructure.
- Offers services in quarry operations and environmental management in addition to core business.
Culture + Values
- Committed to unwavering safety and health for its people and community.
- Dedicated to ethical business practices that respect, include, and value everyone.
- Committed to leading through responsible innovation, continuous improvement, and diverse leadership.
- Strength and success come from people and respectful relationships in diverse communities.
- Committed to making the world better today and for future generations, with a lasting impact.
Environment + Sustainability
Net Zero by 2050
Entire Value Chain Commitment
Aims to achieve Net Zero across the full value chain by 2050 with specific targets for Scope 1 and Scope 2 emissions.
Carbon Intensity 0.725
Cement Operations Performance
Carbon intensity of 0.725 ton CO₂e per ton of cement in 2022, reflecting a 13% reduction from 2010 baseline.
10,000 Metric Ton Reduction
Wind Turbines Impact
Annual CO₂ reduction achieved through the installation of wind turbines at Woodville, OH.
20% Fuel Efficiency Gain
Hybrid Wheel Loaders
Purchased seven hybrid wheel loaders, improving fuel efficiency by 20% compared to conventional diesel units.
- Purchased seven hybrid wheel loaders (~20% more fuel‑efficient than conventional diesel units).
- Total Injury Incident Rate of 0.78 in 2022 and 99.8% employees with zero lost‑time incidents; no significant environmental violations and < $19,000 in total penalties.
- Board‑level Ethics, Environment, Safety & Health committee oversees environmental strategy; management Compensation Committee ties incentive pay to sustainability targets.
Inclusion & Diversity
- Published EEO‑1 data; launched dedicated Inclusion, Engagement & Diversity website section; elevated Head of Inclusion & Engagement to VP level.
- Joined CEO Pledge for Diversity & Inclusion to support a trusting environment where employees are empowered to discuss diversity and inclusion.
- No DEI numeric stats on gender in public proxy/website; however EEO‑1 reporting implies internal tracking of workforce demographics.
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