Mining / Geological Engineering Intern (Summer 2027)

About the role

This opportunity will be a 10‑week, paid internship beginning June 1, 2027. The internship is based at our site in Golden, CO, with the possibility of travel to other sites. As we continue to look for more sustainable ways to build, we need world‑class talent to join our team. We are seeking a Mining / Geological Engineering Intern for Summer 2027 who is passionate about sustainability, driven by curiosity and keen to grow, learn, develop and thrive in our high‑performance culture.

Responsibilities

• Surveying & Mapping: Assist with surveying and mapping surface mine advances, geological features, and key operational structures.
• Mine Planning & Geology: Support short‑ and mid‑term mine planning initiatives in close collaboration with the Mine Planning and Resource Management Team.
• Drill & Blast Optimization: Help analyze blasting efficiency, including cost tracking, fragmentation analysis, and production impact evaluations.
• Cross‑Functional Collaboration: Collaborate with various departments such as geology, engineering, and safety to understand the full spectrum of operations.
• Safety Protocols: Assist in the implementation and monitoring of safety protocols and procedures to ensure compliance with industry standards.
• Assist in maintaining and updating required federal and state regulatory documentation (MSHA, ATF, etc.).
• Skill Application: Utilize a range of skills and knowledge in day‑to‑day operations, working collaboratively to achieve team and company goals.
• Executive Presentation: At the end of your internship, you'll present your learnings and contributions to our executive leadership team.

Requirements

• Currently enrolled in an undergraduate program majoring in Mine Engineering, Geological Engineering, Geology, or a closely related field.
• Strong academic performance with a solid understanding of engineering principles.
• Geographic flexibility to work at various sites.

Skills

• Excellent communication skills, both oral and written.
• High energy and a proactive approach to tackling new challenges.
• A team player who can collaborate across different levels of the organization.
• Willingness to spend significant time in the field, gaining hands‑on experience and firsthand knowledge of business operations.

Benefits

• Industry experience: gain practical experience within the building materials industry.
• Professional development: benefit from mentorship and professional development training throughout the summer.
• Dynamic culture: be part of a culture that values diversity, teamwork, work/life balance, and recognition.
• Career path: explore potential opportunities for full‑time employment after graduation with a fast‑growing and successful company.

Schedule

Work schedule: onsite role with a mandatory 40‑hour work week, Monday through Friday, working an 8‑hour shift each day.

Work environment: various aggregate environments (quarry, sand/gravel site, surface mine, construction site) with moving mechanical equipment, airborne particles, outdoor weather conditions.

Transportation: interns are responsible for their own transportation to and from worksites.

Travel: throughout the internship, you may need to travel to other sites for tours, shadowing experiences, or intern events.