Senior Mineral Processing Engineer

Senior Mineral Processing Engineer

Location: Sudbury, Ontario, Canada (On-Site)
Position Type: Full-Time, Permanent
Salary Range: $128,000 - $160,000

Lead Base Metal Processing Excellence. Build Client Relationships. Support Operational Success

XPS is seeking an experienced Senior Mineral Processing Engineer to join the Mineral Processing Group in Sudbury, Ontario. This role is focused on providing technical leadership and consulting support to clients operating base metal sulphide concentrators, with a particular emphasis on flotation circuits, concentrator operations, process optimization, troubleshooting, and project development.

The successful candidate will bring practical experience in the processing of nickel, copper, zinc and other polymetallic sulphide ores, supporting clients through all stages of project development and operations. This position is ideally suited to an engineer with a strong background in operating plants, engineering consulting, or both, who enjoys solving real-world processing challenges and building long-term client relationships.

Working within a multidisciplinary team, this role supports projects ranging from metallurgical test work and pilot plant programs through scoping, pre-feasibility and feasibility studies, plant optimization, debottlenecking, and operational support for active mining operations.

About XPS

XPS is a leading metallurgical consulting business that combines technical excellence, operational experience, and commercial insight to help clients solve complex challenges across the mining and metals industry.

What You'll Do

As Senior Mineral Processing Engineer, you will provide technical expertise while supporting the growth and success of our consulting business.

Technical Leadership

• Provide metallurgical expertise for all aspects of mineral processing projects and studies to support client efficiency, growth, and value creation.
• Develop and evaluate mineral processing flowsheets for new projects and plant expansions.
• Apply extensive practical knowledge of crushing, grinding, flotation, thickening, filtration, and concentrate handling systems for base metal sulphide concentrators, including nickel, copper, and zinc operations.
• Utilize metallurgical data, plant operating information, and test work results to identify opportunities for process improvement, recovery enhancement, and throughput optimization.
• Develop process design criteria and technical recommendations for mineral processing facilities.
• Perform techno-economic analyses to support project evaluation and enhance project economics.
• Evaluate and improve existing concentrator performance through data analysis, metallurgical accounting, circuit auditing, and operational troubleshooting.

Project Delivery and Consulting

• Manage and participate in scoping studies, pre-feasibility studies, feasibility studies, and due diligence audits as part of multidisciplinary project teams.
• Prepare technical proposals and cost estimates for consulting assignments.
• Prepare interim and final technical reports for clients and internal stakeholders.
• Manage project budgets and provide billing information for invoicing purposes.
• Ensure projects are delivered in accordance with established technical, commercial, and safety requirements.

Pilot Plant & Testwork Programs

• Plan, coordinate, and execute pilot plant programs, including risk assessments, technical protocols, sample planning, and technical training.
• Interpret laboratory and pilot plant test results and provide recommendations to clients.
• Assist clients in the development and execution of metallurgical testwork programs.

Operational Support

• Provide technical support to operating base metal concentrators and project sites.
• Lead flotation optimization, recovery improvement, and concentrator troubleshooting initiatives.
• Work directly with site personnel to identify and resolve operational challenges impacting production, recovery, concentrate quality, and operating costs.
• Develop practical recommendations that can be implemented safely and effectively within operating environments.

Business Development & Mentorship

• Identify and develop new business opportunities and support the growth of the Mineral Processing Group.
• Promote XPS expertise within the mineral processing sector through client engagement and industry participation.
• Share technical expertise and mentor team members to support professional development and knowledge growth.
• Develop innovative solutions while demonstrating an entrepreneurial mindset.

What We're Looking For

Education & Experience

• Degree in Metallurgical Engineering, Chemical Engineering, or a related discipline.
• Professional Engineer (P.Eng.) designation.
• Minimum 10 years of relevant mineral processing experience, with significant experience supporting or operating base metal sulphide concentrators.
• Demonstrated experience with sulphide flotation, grinding circuits, concentrator operations, process optimization, and metallurgical troubleshooting.
• Experience supporting operating mines and concentrators is strongly preferred.
• Consulting experience is considered an asset.

Skills & Competencies

• Demonstrated ability to prepare complex technical reports.
• Strong understanding of base metal concentrator performance metrics, metallurgical accounting, recovery optimization and operational troubleshooting.
• Ability to work directly with operations personnel and translate technical findings into practical operating improvements.
• Excellent problem-solving and analytical skills with strong attention to detail.
• Strong organizational and time management skills.
• Ability to manage multiple priorities and work independently.
• Strong verbal and written communication skills.
• High ethical standards, accountability, and integrity.
• Demonstrated initiative, self-motivation, and results-oriented approach.
• Proficiency with Microsoft Office Suite or equivalent software.

Our Values

At XPS, success starts with how we work.

• Safety – We put safety first in every decision, every day.
• Integrity – We act honestly, ethically, and transparently.
• Responsibility – We take ownership of our commitments and results.
• Openness – We collaborate, communicate, and share knowledge.
• Entrepreneurship – We seek opportunities, innovate, and create value.
• Simplicity – We focus on practical solutions that deliver results.

How We Work (Our DNA)

We succeed by how we work, not just what we deliver:

• Small Business Mentality – Think like an owner, stay focused on delivery, and create value through efficient use of resources.
• Own Your Outcomes – Take accountability for results, be adaptable, and approach every interaction with a customer-service mindset.
• No Plan, No Work – Deliver outcomes safely and effectively through strong planning, risk management, and disciplined execution.
• We Do What We Say – Make realistic commitments, communicate clearly, and follow through on promises.
• Confirm, Validate and Manage by Numbers – Use facts, data, and measurable outcomes to drive decisions and track performance.
• Commercially Astute – Understand value drivers, costs, risks, and trade-offs to support sound business decisions.
• Engineering & Operational Excellence – Apply fit-for-purpose technical solutions and the highest standards of safety and quality.
• Technical Leadership – Share expertise, continuously learn, and help shape best practices across the business.
• Create Ownership – Treat the business as your own and contribute to building capability, continuity, and long-term success.
• Performance Driven – Focus on outcomes, empower teams closest to the work, and continuously improve the way we operate.

Why Join XPS?

• Work on complex, technically challenging projects across the global mining and metals industry
• Influence strategic investment decisions and operational performance
• Collaborate with highly respected technical experts
• Lead innovative mineral processing development and optimization programs
• Build meaningful, long-term client relationships
• Shape the future growth of a respected consulting organization

Additional Information

This posting is for an existing vacancy.

Travel may be required to client operations and project sites.

Accommodation is available throughout our recruitment process for applicants with disabilities.

We thank all applicants for their interest; however, only those selected for an interview will be contacted.

Compensation Disclaimer

*The posted salary range represents the expected hiring range for this position. Individual compensation will be determined based on factors including experience, qualifications, technical expertise, professional certifications, and overall fit for the role. In addition to base salary, eligible employees may participate in applicable variable compensation, benefit, and pension programs.