Senior Mineral Processing Engineer

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    "datePosted": "2026-05-27",
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    "description": "<p>Mangrove Lithium, a Vancouver based company, has developed a breakthrough platform for the most cost-effective production of battery grade lithium hydroxide and carbonate from diverse input streams and assets. Mangrove’s modular solution can be scaled to any capacity and co-located with upstream lithium producers, battery recyclers, or battery manufacturers. The company has attracted funding from Canada Growth Fund, Bill Gates’ Breakthrough Energy Ventures, BDC Capital and BMW I Ventures. The Company has a highly experienced leadership team with a track record of successfully commercializing and deploying industrial technologies and is working towards the deployment of a first-of-a-kind commercial plant.</p>\n<p><br><br></p>\n<p><span style=\"font-weight: bold\">Position</span></p>\n<p>Mangrove is seeking a Senior Mineral Processing Engineer to join our Technology Development Department. This role is ideal for a highly experienced engineer with deep expertise in lithium and mineral processing who thrives in hands-on, pilot-scale environments. You will play a key role in designing, scaling, optimizing, and operating advanced chemical processing systems, with a focus on lithium extraction technologies. This is a high-impact position with significant growth potential in the rapidly expanding battery materials sector.</p>\n<p>Salary range for this position will be $100 - $140k depending on experience and skills.</p>\n<p><br><br></p>\n<p><span style=\"font-weight: bold\">Key Responsibilities</span></p>\n<ul>\n<li>Lead the operation, optimization, and continuous improvement of spodumene processing circuits, including leaching, solid–liquid separation, and impurity removal, with accountability for plant performance, lithium recovery, throughput, and product quality.</li>\n<li>Provide hands-on technical leadership for pilot plant activities, including commissioning, troubleshooting, and debottlenecking, while implementing system upgrades and optimizing operating parameters to improve efficiency, reliability, and cost performance.</li>\n<li>Support the design, upgrade, commissioning, and operation of spodumene processing pilot plants, translating lab-scale results into robust, scalable processes.</li>\n<li>Contribute to the planning and execution of metallurgical test programs, pilot campaigns, and feasibility studies to validate process design and improve performance.</li>\n<li>Develop and review process deliverables, including PFDs, P&amp;IDs, mass and energy balances, and equipment sizing/specifications.</li>\n<li>Apply process simulation and modeling tools to optimize system performance and diagnose operational challenges.</li>\n<li>Analyze process data using statistical and data-driven methods to improve recovery, throughput, and operational efficiency.</li>\n<li>Establish and monitor key performance indicators and implement reporting systems to track plant and pilot performance.</li>\n<li>Ensure compliance with safety, environmental, and regulatory standards, and promote a strong safety culture in all pilot plant and processing activities.</li>\n<li>Contribute to scale-up strategy and technology transfer from pilot to commercial operations.</li>\n<li>Stay current with industry advancements and contribute to continuous innovation in lithium processing technologies.</li>\n</ul>\n<p><br></p>\n<p><span style=\"font-weight: bold\">Required Qualifications</span></p>\n<ul>\n<li>Bachelor’s degree in chemical engineering, Metallurgical Engineering, Mineral Processing, or a related discipline (advanced degree is an asset).</li>\n<li>10+ years of industrial experience in mineral and/or chemical processing.</li>\n<li>Strong expertise in lithium extraction processes, including spodumene processing, brine pretreatment, leaching, and separation technologies.</li>\n<li>Proven experience in process design, hydrometallurgy, flotation, and separation systems.</li>\n<li>Hands-on experience with pilot plants, R&amp;D programs, and process scale-up.</li>\n<li>Proficiency with process simulation and modeling tools.</li>\n<li>Strong analytical, problem-solving, and communication skills.</li>\n<li>Self-driven with a practical, hands-on approach to engineering challenges.</li>\n</ul>\n<p><br></p>\n<p><span style=\"font-weight: bold\">Preferred Qualifications</span></p>\n<ul>\n<li>Eng. designation (or eligibility).</li>\n<li>Advanced knowledge of sustainable lithium extraction technologies.</li>\n<li>Demonstrated ability to operate effectively in fast-paced, startup or scale-up environments.</li>\n</ul>\n<p><span style=\"font-weight: bold\"><br></span></p>\n<p><span style=\"font-weight: bold\"><span>Why Mangrove?</span></span><span> </span></p>\n<p><span>At Mangrove Lithium, our people are at the core of our groundbreaking technology. Here’s why you should join our team:</span><span> </span></p>\n<p><span> </span></p>\n<p><span><em>Competitive Salary:</em> We believe in pay equity, fairness and transparency, and offer competitive salaries that reflect your skills, experience, and contributions.</span><span> </span></p>\n<p><span> </span></p>\n<p><span><em>Great Benefits:</em> Enjoy a comprehensive benefits package, including a $500/year Personal Spending Account and an Employee Family Assistance Program to support your well-being.</span><span> </span></p>\n<p><span> </span></p>\n<p><span><em>A Learning Organization:</em> We are committed to your professional and career development, providing ample opportunities for learning and growth.</span><span> </span></p>\n<p><span> </span></p>\n<p><span><em>Generous Time Off:</em> Start with three weeks of vacation and an additional week of paid personal days to ensure you have the work-life balance you deserve.</span><span> </span></p>\n<p><span> </span></p>\n<p><span>Join us at Mangrove Lithium and be part of a team that’s driving innovation and sustainability in the battery materials industry. Together, we can power a cleaner, greener future.</span></p>",
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