Senior Mechanical Engineer

Job Description

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 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:

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• Lead Mechanical and Piping engineering activities for mining, minerals and metals projects.
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• Act as the lead engineer on assigned projects, overseeing engineers, designers and drafters.
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• Lead the development of mining plant and infrastructure layouts , ensuring designs are safe, constructible, operable and maintainable.
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• Develop and review plant layouts, plot plans and 3D models for processing plants, materials-handling areas, utilities and supporting infrastructure.
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• Coordinate closely with Process, Civil/Structural, Electrical, I&C and Operations teams to deliver integrated engineering solutions.
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• Lead engineering activities across RFPs, estimates, detailed engineering and field support , while managing scope, quality, cost and schedule requirements.
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• Prepare, review, verify and approve engineering deliverables, including specifications, datasheets, drawings, calculations and technical bid evaluations .
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• Review detailed engineering designs and documentation for IFC issuance.
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• Support plant layout decisions considering constructability, modularization, brownfield tie-ins, future expansion and operational requirements .
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• Review equipment arrangements, conveyor routing, pump and piping layouts, equipment removal paths and maintenance access requirements.
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• Support site selection, area definition and battery-limit development during PFS, FS and BFS study phases .
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• Participate in HAZID, HAZOP, constructability and operability reviews , identifying and mitigating layout-related risks.
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• Provide engineering assistance during procurement, construction and commissioning activities.
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• Participate in site walkdowns, project meetings, design reviews and clash-resolution activities.
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• Coordinate engineering activities across multi-office and multidisciplinary teams.
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• Liaise with clients, vendors, contractors and internal engineering disciplines.
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• Mentor junior and intermediate engineers and designers.
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• Ensure engineering deliverables comply with applicable industry codes, mining standards, safety requirements and client standards .
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• Support technical proposals, strategic pursuits and value-improvement presentations for clients.
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What you must bring to this role:

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• Bachelor’s degree in Mechanical Engineering , or an equivalent combination of education and relevant experience.
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• 8+ years of experience as a Lead or Senior Mechanical and Piping Engineer .
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• 4+ years of experience supporting Mining, Minerals & Metals projects .
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• Demonstrated experience developing and coordinating mining plant and infrastructure layouts , with consideration for safety, operability and maintainability.
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• Strong knowledge of Mechanical and Piping engineering fundamentals, standards and practices .
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• Experience coordinating multidisciplinary engineering teams and working across multiple offices.
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• Experience preparing, reviewing and approving technical engineering deliverables.
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• Strong understanding of plant layout considerations including equipment access, maintenance envelopes, cranage, lifting paths, constructability and operational workflows .
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• Experience with Mechanical and Piping engineering software and working knowledge of AVEVA E3D, Smart 3D or similar 3D modelling platforms .
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• Strong analytical and problem-solving capabilities, with the ability to address complex technical and operational challenges.
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• Strong written and verbal communication skills, with the ability to work effectively with clients, vendors and multidisciplinary engineering teams.
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• Previous EPC/EPCM mining project experience is strongly preferred.
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• Experience delivering plant layouts across study and EPC/EPCM phases, including greenfield and brownfield mining facilities , is preferred.
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• Mining regulatory or MSHA experience/certification is considered an asset.
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• Professional Engineer licensure in Arizona , or the ability to obtain it within the next 12 months, is preferred.
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• An advanced degree in Mechanical Engineering is considered an asset.
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Only those who are qualified will be contacted.

This posting is for an existing vacancy and is intended to fill a current open position.

Additional Information

Background screening is required as part of the onboarding process. The type of screening required (criminal, credit, or other verifications) will vary based on the position and client requirements.

We use AI technology as part of our application review process to assist in screening and assessment. All applications are also reviewed by our recruitment team.

How to Apply

If you are a motivated professional looking to contribute to a leading team, please submit your resume outlining your qualifications and experience relevant to this role. Robertson values diversity and is committed to creating an inclusive workplace. We invite all qualified individuals to apply.

Robertson is an equal opportunity employer committed to diversity and inclusion. We are a certified diverse supplier and actively seek to foster a representative and inclusive workforce. We welcome applications from all qualified individuals, regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, Aboriginal status, or any other legally protected factors. Join us in building a diverse and inclusive environment.

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