Environmental Engineer

Company Overview Lithium Americas is a North American resource and materials company focused on developing, building and operating lithium deposits and chemical processing facilities. The company's flagship asset, Thacker Pass, is located in Humboldt County in northern Nevada and is the world's largest known measured lithium source and reserve. We are focused on safely and responsibly developing Thacker Pass to production to help strengthen national security and enable cleaner energy sources. We are committed to minimizing environmental impact, creating family-supporting jobs and maximizing sustainable value for our stakeholders. Lithium Americas is headquartered in Vancouver, British Columbia and operates in the U.S., with offices in Reno, NV and Winnemucca, NV. The Company's shares are listed on the Toronto Stock Exchange (TSX) and New York Stock Exchange (NYSE) under the symbol LAC. Our Purpose, Vision and Values Our purpose, vision and values are the guiding principles that will serve as the cornerstone of our company's future direction and operations, aligning our team and organization towards our common goals. Our Purpose is to safely and sustainably produce lithium from Thacker Pass to enable North America to reduce dependence on foreign critical minerals and drive value for our stakeholders. Our Vision is to be North America's leading lithium producer to enable cleaner energy sources. Our Values include Act with Integrity, Be Responsible and Act with Care, Commit to Excellence and Drive Innovation, and Be a Collaborative Partner. Role We are seeking an Environmental Engineer to join our Environmental team and play a key role in ensuring compliance with Federal, State, and local environmental regulations. In this role, you will be responsible for developing, implementing and overseeing programs, procedures and systems. You will play a key role in addressing potential environmental risks, support sustainable operations, and drive continuous improvement. This is a unique opportunity to contribute to a mission-driven organization committed to innovation, sustainability, and leadership in the clean energy sector. The role will be based initially at our Winnemucca office but will transition to the Thacker Pass site, located approximately 70 miles northwest of Winnemucca, NV. The role reports to the Environmental Manager. Occasional travel to other LAC offices, project sites, or vendor locations may be required. Key Responsibilities Develop, implement, and manage environmental programs, procedures, projects, and policies in alignment with company goals and regulatory requirements. Develop plans to prevent or mitigate damage to the environment and coordinate response to emergencies such as hydrocarbon spills or chemical leaks Perform site audits and inspections to ensure compliance with Federal, State, and local environmental regulations and applicable permits Supervise and mentor environmental technicians, ensuring accuracy in sampling, monitoring, and recordkeeping activities. Collect and analyze environmental data related to air, water, and other media to identify patterns, risks, and opportunities for improvement. Prepare technical reports, correspondence and documentation for review by the Environmental Manager Collaborate with engineering, construction, and operations teams to integrate sustainable practices and environmental best-practice design solutions. Monitor and manage waste disposal, recycling, and pollution control systems to ensure responsible resource management. Investigate and resolve environmental issues or complaints Liaise with regulatory agencies and respond to inquiries or inspections, ensuring timely and professional communication during inspections and inquiries. Stay current on environmental laws, technologies, and sustainability trends to support continuous improvement Builds and maintains trusted relationships across all teams while championing a culture that reflects and supports our Purpose, Vision, and Values Perform other duties as assigned Required Qualifications Bachelor's degree in environmental engineering, Civil Engineering, or a related field 2-5 years of relevant work experience Certifications such as EIT, LEED, or Certified Environmental Engineer (CEE), preferred Professional Engineer (PE) license or ability to obtain one is a plus Familiarity with

ISO 14001

Environmental Management Systems (preferred) Knowledge of environmental regulations and permitting processes Strong analytical, problem-solving, and project management skills Proficiency with environmental modeling software and data analysis tools or software (preferred). Experience with AutoCAD, GIS, or environmental simulation tools (preferred) Familiarity with environmental databases, such as Ecesis (preferred). Strong analytical, organizational, and problem-solving skills with the ability to manage multiple priorities and projects. Excellent written and verbal communication skills Ability to work independently and in multidisciplinary teams Valid driver's license and clean driving record Ability to work outdoors in various weather and environmental conditions Strong attention to detail and commitment to safety and compliance. Personal commitment to Lithium Americas' Purpose, Vision, and Values Working at Lithium Americas At Lithium Americas, we believe our people are our most valuable asset. We offer a collaborative and inclusive work environment, with opportunities for long-term growth and skills development. We are committed to building a diverse and respectful workplace and strongly encourage applications from individuals of all backgrounds. Equal Opportunity Statement Lithium Americas is an Equal Opportunity Employer. We do not discriminate based on race, gender, disability, age, veteran status, religion, sexual orientation, or any other protected status. All qualified applicants will receive consideration for employment. Equal Opportunity Employer, including disabled and veterans. If you want to view the

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