Intern, Engineering Salisbury Shop (Summer 2027)

Description

The Martin Marietta Engineering Internship at the Salisbury Shop provides students with meaningful, hands-on experience supporting engineering, fabrication, machining, and repair operations within the Company's only crusher repair facility.

Reporting to the Engineering Manager, the Engineering Intern will gain exposure to a wide variety of engineering and manufacturing processes while working alongside experienced engineers, machinists, fabricators, and welders. This opportunity allows students to apply classroom knowledge in a real-world industrial environment while developing technical, analytical, and project management skills.

Interns will gain experience in design, detailing, fabrication oversight, testing oversight, and final project delivery. Additional learning opportunities include CNC machining processes, CNC cutting processes, welding operations, and machine assembly and disassembly methods. Through these experiences, interns will develop a deeper understanding of manufacturing, equipment maintenance, and engineering practices that support safe, efficient, and reliable operations.

Key Responsibilities

• Follow and promote Martin Marietta's safety, environmental, and ethical standards in all work activities.
• Actively participate in company safety initiatives and support a culture of safety excellence.
• Demonstrate safety consciousness, dependability, motivation, and professionalism in daily activities.
• Assist engineering personnel with design, detailing, fabrication oversight, testing oversight, and project execution.
• Support engineering projects through various stages, including design development and final project delivery.
• Gain hands-on experience using precision measuring equipment, including micrometers, calipers, and vision measuring systems.
• Assist with engineering drawings and detailing using SolidWorks, Autodesk Advance Steel, and AutoCAD.
• Observe and support CNC machining and CNC cutting processes within the manufacturing environment.
• Gain exposure to welding operations and machine assembly/disassembly activities.
• Collaborate effectively with engineering, fabrication, machining, and maintenance teams to support operational objectives.
• Demonstrate initiative, professionalism, and a strong work ethic while working independently and as part of a team.
• Perform all responsibilities in accordance with the Company's Mission, Vision, Values, policies, procedures, and Code of Ethical Business Conduct.

Qualifications

• Currently pursuing a bachelor's degree in Mechanical Engineering or Civil Engineering.
• Strong verbal and written communication skills.
• Experience with SolidWorks or Autodesk Advance Steel required.
• Proficiency with AutoCAD preferred.
• Strong attention to detail and willingness to learn in a manufacturing and engineering environment.
• Ability to work independently with minimal supervision.
• Strong analytical, problem-solving, and organizational skills.
• Ability to work in both office and shop environments.
• Ability to sit, stand, walk, kneel, bend, or perform physical activities for extended periods as required.
• Ability to wear required Personal Protective Equipment (PPE), including safety glasses, safety-toe shoes, hard hats, hearing protection, high-visibility clothing, and other required safety equipment while in operational areas.

Why Martin Marietta?

At Martin Marietta, we invest in developing future leaders. The Salisbury Shop Engineering Internship provides meaningful project work, experienced mentors, and direct exposure to engineering, manufacturing, fabrication, and equipment repair operations supporting one of North America's leading building materials companies.

Interns gain valuable hands-on industry experience while building technical knowledge, professional relationships, and leadership skills that can lead to future internship opportunities and full-time career paths within Engineering, Operations, Manufacturing, and Maintenance.

If you're looking for an opportunity to learn, grow, and help build the foundations of America's infrastructure, we encourage you to apply.

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.