Staff/Senior Engineer - Sr. Civil / Structural

Mariana Minerals is looking for a highly motivated Staff/Senior Engineer - Sr. Civil / Structural with extensive experience in structural design, foundation engineering, and civil works for industrial and process facilities. Mariana Minerals is building the critical minerals supply chain to support the world’s energy transition.

As a Staff/Senior Engineer - Sr. Civil / Structural at Mariana Minerals, you will lead the development and deployment of first-of-its-kind chemical refining processes, while also supporting development of software for capital project execution and automated plant optimization. Responsibilities will include leading basic and detailed engineering strategies, managing external engineering firms, staff-aug contractors, and internal teams, developing issued-for-construction packages for civil and structural scopes.

What You’ll Do

• Lead the structural design of industrial facilities, including steel structures, equipment foundations, pipe racks, and modular systems

• Perform structural analysis and calculations using software such as STAAD.Pro in compliance with applicable codes (IBC, AISC, ACI)

• Design and review foundation systems (shallow and deep) for tanks, vessels, rotating equipment, and buildings

• Develop site civil layouts, grading plans, drainage systems, and earthwork quantities

• Prepare and review construction drawings including general arrangement (GA), reinforcement details, and specifications for structural steel and concrete

• Manage coordination between architectural, civil, structural, and other engineering disciplines

• Review and verify 3D models and drawing packages (Revit, Civil 3D, Navisworks) created by the design team

• Review shop drawings and submittals, conduct constructability reviews, and provide support during fabrication and construction

• Serve as the Subject Matter Expert on civil/structural design and ensure adherence to structural design codes and standards

• Provide guidance to junior engineers, contractors, and third-party engineering firms

• Generate material take-offs (MTOs) and assist procurement with civil and structural components

• Visit construction sites to support field engineering and resolve technical issues in real time

• Continuously improve engineering workflows, standards, and best practices for civil/structural design

What You’ll Bring

• Bachelor’s degree in Civil or Structural Engineering (Master’s degree preferred)

• 10+ years of experience in structural and civil design for industrial, mining, or chemical facilities

• Professional Engineer (PE) license or ability to obtain within 6 months (preferred)

• Expert knowledge of structural design codes: IBC, ASCE 7, AISC Steel Manual, ACI 318

• Proficiency in structural analysis tools such as STAAD.Pro

• Working knowledge of AutoCAD, Revit, Civil 3D, Navisworks, and Bluebeam

• Demonstrated experience with brownfield modifications and greenfield facility designs

• Strong understanding of soil-structure interaction, seismic design, and foundation systems

• Experience coordinating with piping, mechanical, electrical, and process teams

• Proficiency in AutoCAD, Revit, Navisworks, and Bluebeam

• Proven ability to collaborate in a cross-functional environment with structural, process, and high value engineering teams

• Exceptional communication skills to engage with stakeholders and clearly convey technical information

• Experience with equipment engineering and design. Including but not limited to:

• Brownfield equipment modifications and upgrades

• Greenfield equipment design

• Evaluation and optimization of operating equipment

• Experience with the following industries and/or production environments:

• Industrial manufacturing

• Large-scale mining or mineral processing

• Large-scale chemical production processes

• Engineering, procurement, and construction firms