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Tetra Tech

Project Manager – Landfill Gas OM&M/Compliance (On-Site)

Tetra Tech, Diamond Bar, California, United States, 91765

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Project Manager – Landfill Gas OM&M/Compliance (On-Site) Discover your full potential. 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.

Your Role :

Manage LFG OM&M projects, schedules, and budgets effectively (Accounts Payable/Accounts Receivable/Billing)

Manage and oversee field monitoring and sampling programs for Landfill Gas Collection and Control Systems, ensuring data quality and regulatory compliance

Lead proposal development, client engagement, and regulatory coordination

Prepare proposals and meet with clients and regulators

Manage all phases of projects from planning through construction/remediation, including quality control of drawings, plans, specifications, reports, and bid documents

Supervise construction activities to ensure compliance with engineering standards and regulatory requirements

Prepare and review permit applications for new site developments, modifications, and closures

Oversee the development of construction plans, specifications, and cost estimates, ensuring accuracy and alignment with project goals

Lead the design and review of biogas collection, leachate, stormwater/surface water management, and liner system designs

Enforce and promote a culture of safe work practices

Analyze and optimize system performance to meet operational and regulatory requirements

Analyze systems based on operational objectives and regulatory compliance

Read, analyze, and interpret common scientific and technical reports

Write environmental reports, business correspondence, and procedure manuals

Respond to common inquiries or complaints from clients, regulatory agencies, or members of the business community

Qualifications :

Bachelor’s degree in Civil, Chemical, Mechanical, Geological or Environmental Engineering

3 to 6 years of experience in Engineering Projects

1 to 3 years of experience in Project Management

Civil Professional Engineering certification (Civil PE) in California is a plus

40 Hour OSHA HAZWOPER certification is a plus

Supervisory experience is a plus

Experience with biogas and landfill gas systems and solid waste industry is a plus

Proven technical skills in design and/or construction

Ability to supervise technical and support staff and to provide leadership and mentoring to professional personnel

Outstanding knowledge of the Microsoft Office software suite, and PDF editors (Bluebeam or Adobe)

Excellent communication and interpersonal skills and unwavering personal integrity

Solid organizational and time management skills

Self‑disciplined/motivated individual who also works well in a team environment

Valid driver’s license

Life at Tetra Tech:

The perks of working at Tetra Tech include:

Comprehensive and market‑competitive benefits.

Merit‑based financial rewards.

Flexibility and company‑wide commitment to work/life balance.

Collaborative team atmosphere that values the contributions of all employees.

Learning and development opportunities for ongoing professional growth.

About Tetra Tech:

Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high‑end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Tetra Tech

is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.

We invite applications from all interested parties.

Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities: LinkedIn: @TetraTechCareers | X (Twitter): @TetraTechJobs

We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted.

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