Mechanical Engineer

Mangrove Lithium · Delta, British Columbia

Posted 2026-09-15 · Verified live 2026-09-15

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About this role

Mangrove Lithium, a Canadian cleantech company located in Metro Vancouver, British Columbia, is focused on the commercial development of novel electrochemical technology capable of refining lithium from a wide variety of sources. Our breakthrough Lithium refining technology seeks to unlock a battery powered, clean energy future. The company recently attracted funding through the Canada Growth Fund, Breakthrough Energy, BMW iVentures, and BDC Capital and is working towards the deployment of a first-of-its-kind commercial plant.

Position

Mangrove is seeking an exceptional individual to play a key role in our multidisciplinary engineering team reporting to the Lead Mechanical Engineer. The Mechanical Engineer (P. Eng) will work with engineering and management to support the mechanical development and installation of chemical process plant designs, and contribute to engineering studies for future, large-scale, projects. A key responsibility of the role will include assisting with the build-out and support of our first-of-its-kind commercial plant.

The broad scope of this role encompasses the design and layout of various aspects of new chemical process plant infrastructure. You will conceptualize and implement plant improvements and designs based on input from the process, electrical, and management teams, support the team in reviewing documentation, participate in brainstorming and review meetings, liaise with stakeholders to further refine plant characteristics, and help develop and manage documentation for the Projects and Engineering department.

This is an in-person role which will require on-site presence at our Delta, BC facility.

Key Responsibilities

<ul>

<li>Work with EPCs, partners, and internal team to develop and implement plant mechanical designs and improvements for our first commercial plant.</li>

<li>Assist in guiding, reviewing, and managing building improvements required prior to equipment installation.</li>

<li>Own the relationship with operations and contractors to support/troubleshoot issues from conception through to commissioning.</li>

</ul>

<ul>

<li>Prepare specifications required for third party fabrication, liaise with vendors and contractors to ensure successful and timely completion of work. </li>

<li>Maintain project records and provide comprehensive project updates. </li>

</ul>

<ul>

<li>Ensure compliance with industry standards and safety regulations. </li>

</ul>

Qualifications and experience

<ul>

<li>Bachelor's degree in Mechanical Engineering or a related field.</li>

<li>3-7 years of industrial experience and strong interest to work in R&D and product development environment. </li>

<li>Strong co-op experience within relevant field.</li>

<li>Experience with drafting and modifying 2D AutoCAD files</li>

<li>Familiarity with use of 3D plant modelling software.</li>

<li>Excellent critical thinking, analysis, and creative problem-solving.</li>

<li>Familiarity with industrial instrumentation is desired. </li>

<li>Be a registered professional with Engineers and Geoscientists BC (P.Eng.) or have the ability to readily become one.</li>

<li>Basic understanding of electrochemistry would be an asset. </li>

<li>Self-motivated, proactive, flexible, and passionate about learning. </li>

<li>Must be a team player.  </li>

<li>Ability to interact with a wide range of scientists and engineers. </li>

</ul>

Why Mangrove?

At Mangrove Lithium, our people are at the core of our groundbreaking technology. Here’s why you should join our team:

Competitive Salary: We believe in pay equity, fairness and transparency, and offer competitive salaries that reflect your skills, experience, and contributions.

Great Benefits: Enjoy a comprehensive benefits package, including a $500/year Personal Spending Account and an Employee Family Assistance Program to support your well-being.

A Learning Organization: We are committed to your professional and career development, providing ample opportunities for learning and growth.

Generous Time Off: Start with three weeks of vacation and an additional week of paid personal days to ensure you have the work-life balance you deserve.

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.

Note: This job description is intended to convey information essential to understanding the scope of the position and does not serve as an exhaustive list of qualifications, responsibilities, and duties.

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