Senior Mechanical Engineer
Robertson & Company Ltd.Job Title:
Senior Mechanical Engineer – Mining, Minerals & Metals
Location:
Mesa, Arizona (full-time permanent, office-based, hybrid)
Base Salary:
115,000-160,000 USD
The Client:
Our client is a global engineering and professional services organization delivering complex projects across the mining, minerals and metals sector. They provide engineering and project support throughout the asset
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lifecycle, from early-stage studies and detailed engineering through procurement, construction, commissioning and ongoing project support. They are looking for an experienced Senior Mechanical Engineer to lead Mechanical, Piping and Plant Layout engineering activities on major mining projects in the United States.
What you will achieve in this role:
• Lead Mechanical and Piping engineering activities for mining, minerals and metals projects.
• Act as the lead engineer on assigned projects, overseeing engineers, designers and drafters.
• Lead the development of mining plant and infrastructure layouts, ensuring designs are safe, constructible, operable and maintainable.
• Develop and review plant layouts, plot plans and 3D models for processing plants, materials-handling areas, utilities and supporting infrastructure.
• Coordinate closely with Process, Civil/Structural, Electrical, I&C and Operations teams to deliver integrated engineering solutions.
• Lead engineering activities across RFPs, estimates, detailed engineering and field support, while managing scope, quality, cost and schedule requirements.
• Prepare, review, verify and approve engineering deliverables, including specifications, datasheets, drawings, calculations and technical bid evaluations.
• Review detailed engineering designs and documentation for IFC issuance.
• Support plant layout decisions considering constructability, modularization, brownfield tie-ins, future expansion and operational requirements.
• Review equipment arrangements, conveyor routing, pump and piping layouts, equipment removal paths and maintenance access requirements.
• Support site selection, area definition and battery-limit development during PFS, FS and BFS study phases.
• Participate in HAZID, HAZOP, constructability and operability reviews, identifying and mitigating layout-related risks.
• Provide engineering assistance during procurement, construction and commissioning activities.
• Participate in site walkdowns, project meetings, design reviews and clash-resolution activities.
• Coordinate engineering activities across multi-office and multidisciplinary teams.
• Liaise with clients, vendors, contractors and internal engineering disciplines.
• Mentor junior and intermediate engineers and designers.
• Ensure engineering deliverables comply with applicable industry codes, mining standards, safety requirements and client standards.
• Support technical proposals, strategic pursuits and value-improvement presentations for clients.
What you must bring to this role:
• Bachelor's degree in Mechanical Engineering, or an equivalent combination of education and relevant experience.
• 8+ years of experience as a Lead or Senior Mechanical and Piping Engineer.
• 4+ years of experience supporting Mining, Minerals & Metals projects.
• Demonstrated experience developing and coordinating mining plant and infrastructure layouts, with consideration for safety, operability and maintainability.
• Strong knowledge of Mechanical and Piping engineering fundamentals, standards and practices.
• Experience coordinating multidisciplinary engineering teams and working across multiple offices.
• Experience preparing, reviewing and approving technical engineering deliverables.
• Strong understanding of plant layout considerations including equipment access, maintenance envelopes, cranage, lifting paths, constructability and operational workflows.
• Experience with Mechanical and Piping engineering software and working knowledge of AVEVA E3D, Smart 3D or similar 3D modelling platforms.
• Strong analytical and problem-solvin