Field Project Engineer: Design, Commission & Optimize

Mariana Minerals; United States; On-site; USD 90,000 - 130,000; Full time

Job summary

Mariana Minerals is seeking a Project Engineer to design and deploy first-of-a-kind mining and refining technologies at our Moab site. You will work across process development, software, plant engineering, project execution, and operations teams to plan, build, and deliver the cross-functional projects that move our plant forward.

You will own projects from idea to handover and build new skills along the way.

Qualifications

• Bachelor's degree in Mechanical Engineering or related field is preferred.
• 4+ years of process or mechanical engineering experience in heavy industry.
• Hands-on experience from design through commissioning and startup.
• Comfort reading and producing P&IDs, PFDs, and equipment datasheets.
• Strong data skills; Python or similar tools are a plus.
• EIT or PE is a plus.

Responsibilities

• Scope, design, and lead process improvement and capital projects from concept through commissioning.
• Develop process flow diagrams, P&IDs, mass and energy balances, and equipment specifications.
• Size and select pumps, tanks, piping, and other process equipment.
• Use plant data to identify bottlenecks, improve recovery, and cut costs.
• Collaborate with project mechanic and electrician on installs, checkout, and startup.
• Partner with controls and operations on control strategies and operating procedures.
• Lead hazard reviews and management of change, ensuring site safety compliance.
• Manage project scope, schedule, and budget, including vendor and contractor coordination.

Skills

Python

Data analysis

Independent problem solving

Education

Bachelor's degree in Mechanical Engineering or related engineering

Tools

Python-based data historians

Job description

Mariana Minerals is seeking a Project Engineer to design and deploy first-of-a-kind mining and refining technologies at our Moab site. You will work across process development, software, plant engineering, project execution, and operations teams to plan, build, and deliver the cross-functional projects that move our plant forward.

You will own projects from idea to handover and build new skills along the way.