Summary:
Waterton is a private mining firm focused on the acquisition, development, and operation of mining assets globally. Waterton actively manages its portfolio through a hands-on technical approach, supporting both operating mines and development projects with direct involvement in engineering, operational improvement, and project execution.
The company currently supports an operating base metal concentrator and a large-scale gold heap leach development project in the United States. Waterton’s technical team works closely with site operations, engineering consultants, and corporate stakeholders to optimize asset performance and advance projects through engineering, construction, and eventual operations.
Position Overview
The Mineral Processing Manager will support the corporate technical team in providing metallurgical and processing support across Waterton’s operating and development assets.
Based in Toronto, this role will work closely with the Director of Metallurgy & Process Development to support operational performance improvement, engineering review, and metallurgical analysis activities.
The position will focus on:
- Operational metallurgical support for an operating Cu/Mo flotation concentrator
- Metallurgical and engineering support for a large-scale gold heap leach development project
- Day-to-day technical support for corporate metallurgical initiatives
- Cross-disciplinary collaboration with geology, mining, engineering, permitting and finance teams
The role provides exposure to both operational improvement in an active processing plant and engineering and procurement workflows for a major development project, with future involvement in project commissioning and operating activities.
Key Responsibilities
Operational Metallurgical Support
Provide metallurgical and analytical support to improve plant performance and stability at an operating flotation concentrator.
Responsibilities include:
- Analyze plant performance data including recovery, grade, throughput, and operating stability
- Support debottlenecking and process optimization studies
- Maintain performance tracking tools and KPIs
- Evaluate circuit performance including grinding, flotation, thickening, and concentrate handling
- Support reagent strategy evaluation and metallurgical testwork interpretation
- Participate in site visits and technical plant reviews
- Assist in troubleshooting metallurgical and process related operational issues
- Prepare technical reports and recommendations to support operational improvement initiatives
Development Project Metallurgical Support
Support the metallurgical and process scope of a gold heap leach project during engineering and procurement.
Responsibilities include:
- Review process flow diagrams (PFDs), P&IDs, equipment specifications, and vendor packages
- Provide technical input during engineering design reviews
- Support metallurgical aspects of circuit design
- Assist with process design validation and metallurgical testwork interpretation
- Support evaluation of equipment sizing and design criteria
- Participate in technical discussions with engineering consultants and vendors
- Assist with identification and mitigation of metallurgical and process risks
Future development opportunities include participation in commissioning planning and operational readiness activities as the project advances.
Corporate Metallurgical Support
Provide day-to-day technical support to the corporate metallurgy and processing function.
Responsibilities include:
- Preparation of technical memoranda and metallurgical summaries
- Support technical due diligence and internal project evaluations
- Assist with coordination and review of metallurgical testwork programs
- Support preparation and organization of technical data packages
- Maintain and organize metallurgical datasets and process performance information
Cross-Discipline Collaboration
Work closely with multiple technical and commercial groups within Waterton.
Responsibilities include collaboration with:
- Geology – ore characterization and variability
- Mining – mine-to-mill coordination and feed variability
- Engineering – process design reviews and equipment specifications
- Permitting / Environmental – process inputs relevant to permitting and water management
- Finance / Corporate Development – technical input to asset evaluations
Qualifications
- Bachelor’s degree in Metallurgical, Mineral Processing, or Chemical Engineering
- 6–10+ years of experience in mineral processing or metallurgical operations
- Experience in flotation concentrators and/or gold heap leach operations
- Strong analytical capability with plant performance data and metallurgical accounting
- Familiarity with process plant design reviews and equipment specifications
- Ability to work effectively across both operational and project environments
- Strong written and verbal communication skills
- Willingness to travel periodically to site locations in the United States
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