Construction Manager

About Mariana Minerals

Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We’re reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making. Join us as we build the future of responsible mineral sourcing and supply.

What You’ll Do

As a Construction Manager at Mariana Minerals, you’ll lead the planning, coordination, and execution of multiple large-scale, fast-paced industrial construction projects — from design through commissioning. You’ll oversee field operations, manage contractors, control budgets, and ensure that each project is delivered safely, on time, and within scope.

This is a hands-on leadership role that requires adaptability, strong problem-solving skills, and the ability to collaborate across disciplines to deliver high-performance facilities that support Mariana’s ambitious mission.

Key Responsibilities:

• Lead, coordinate, and supervise all on-site construction activities across multiple concurrent projects.

• Develop and execute project plans, construction schedules, and logistics strategies for materials, equipment, and manpower.

• Oversee trade contractors and vendor installations to ensure quality, safety, and compliance with specifications and building codes.

• Manage overall project delivery, including design-build and self-performed scopes.

• Identify and mitigate potential risks, resolving issues quickly to maintain schedule integrity.

• Partner with Project Management, Engineering, and Procurement teams to track progress, budgets, and cost performance.

• Perform inspections, oversee quality control, and coordinate commissioning and safety reviews.

• Maintain proactive communication with key stakeholders, management, and site personnel.

• Foster a culture of safety and quality through compliance with OSHA, NFPA 70E, and all relevant regulations.

• Promote continuous improvement, transparent reporting, and alignment across functions.

What You’ll Bring

• Bachelor’s degree in construction management, Engineering, or related field (or equivalent practical experience).

• 6+ years managing large commercial or industrial construction projects, including field supervision.

• Proven background in civil, structural, architectural, mechanical, electrical, life safety, and controls systems.

• Experience as a Superintendent or Project Manager on industrial facility construction or brownfield/renovation projects.

• Advanced proficiency in Microsoft Excel, Microsoft Project, Bluebeam, and cost analysis tools.

• Strong working knowledge of building codes, NFPA 70E, NEC requirements, and environmental regulations.

• OSHA 30, NFPA 70E, and First Aid/CPR certifications (or willingness to obtain).

• Excellent communication, presentation, and leadership skills with the ability to lead diverse teams.

• A proactive, solutions-driven mindset and the ability to thrive under tight timelines.

• Willingness to work on-site and engage directly with field operations.

Why Join Mariana Minerals

• Be part of a mission-driven team transforming how critical minerals are sourced and refined.

• Work at the intersection of industrial innovation and advanced technology.

• Shape large-scale projects with lasting impact on clean energy and AI infrastructure.

• Collaborate with world-class engineers, operators, and builders.

Equal Opportunity Statement

Mariana Minerals is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We encourage candidates from all backgrounds, experiences, and perspectives to apply. All employment decisions are made based on business needs, job requirements, and individual qualifications without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status, or any other protected characteristic.