Senior Accountant

About Us

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.

Position Summary

Mangrove Lithium is seeking a proactive and detail‑oriented Senior Accountant to take ownership of core accounting activities during a key growth phase of the business. This role is responsible for preparing and delivering accurate financial records, owning period‑end close processes, and working closely with internal and external partners to support reporting, compliance, and grant requirements. The position will also play an important role in supporting and mentoring junior team members as the finance team scales.

Key Responsibilities

Core Accounting & Reporting

• Prepare journal entries, account reconciliations, and financial statements in accordance with internal policies and applicable accounting standards
• Prepare and review bank reconciliations and resolve reconciling items
• Review accounts payable to ensure appropriate coding, approvals, and completeness
• Own the monthly, quarterly, and annual close processes, ensuring accuracy, timeliness, and proper documentation
• Support grant reporting and tracking by compiling financial data and supporting schedules
• Prepare and analyze cost and operational financial reports in collaboration with operations
• Support internal management reporting and ad‑hoc financial analysis

Payroll & Statutory Filings

• Assist with payroll processing and related reconciliations
• Prepare and file GST/HST, WCB, Employer Health Tax (EHT), and other related statutory filings
• Ensure compliance with filing deadlines and maintain supporting documentation

External Coordination & Compliance

• Work closely with the external bookkeeping firm to support accurate day‑to‑day accounting
• Prepare required schedules, working papers, and supporting documentation requested by external tax advisors and auditors
• Support year‑end financial audits and tax filings

Systems & Processes

• Support accounting system implementations and enhancements, including testing, validation, and documentation
• Assist with improving accounting processes, controls, and close efficiency

Team Collaboration

• Assist with training, mentoring, and reviewing work of junior accounting staff as the team grows
• Contribute to building well‑documented, scalable accounting processes
• Perform other duties as assigned

Required Qualifications

• CPA designation (or near completion)
• 5+ years of progressive accounting experience
• Experience in ERP or new system implementations is a strong asset
• Strong Excel skills, including reconciliations and financial analysis
• Excellent written and verbal communication skills
• Ability to work independently and take ownership of deliverables
• Background in manufacturing, industrial, clean technology, or resource‑based industries (asset, not required)

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.