At Tetra Tech, we are collaborating with industry-leading experts for a sustainable future for our world. We combine consulting and engineering with advanced analytics and technology to solve the world's most complex challenges. Our innovation hubs across the globe will enable you to share ideas and best practices while growing your professional network. Wherever you are in your career journey, you will benefit from working with world-class engineers, scientists, and technical specialists. At Tetra Tech, we are Leading with Science to solve the world's most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world. Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential - join us to advance your career while leaving a lasting legacy. Apply today and join the company that is Leading with Science. Tetra Tech is currently seeking a Project Manager - Landfill Gas OM&M/Compliance to join our Landfill Gas (LFG) Operations, Maintenance and Monitoring (OM&M) team in California. In this role, you will take a prominent role in the planning, operations and construction of biogas and LFG Collection and Control Systems (GCCS), solid waste handling and disposal facilities as well as other environmental projects. You will work under the direction of Managers and Project Managers located throughout the company and across the country, and you may oversee and direct the activities of engineers, scientists, technicians, and clerical staff toward successful completion of projects. This is an in-office position, in our Diamond Bar, CA office, with occasional site visits and direct client involvement. The pay scale for this position is $90k-$140k, based on qualifications and experience.