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Landfill Gas (LFG) Engineer

Geosyntec Consultants
paid time off, paid holidays, 401(k)
United States, California, Walnut Creek
1340 Treat Boulevard (Show on map)
Sep 23, 2025

Landfill Gas (LFG) Engineer
Primary Location

US-CA-Oakland
ID

2025-3912




Category
Landfill Gas

Position Type
Regular Full-Time

Remote
No

Additional Location
US-CA-Walnut Creek



Overview

Do you want to build an impactful career to change the world for the better?

Geosyntec has an exciting opportunity for a Landfill Gas (LFG) Engineer in our Walnut Creek or Oakland, California offices, as part of our geoenvironmental and geotechnical practice. In this position, you will use your engineering expertise on projects involving landfill gas collection and control system design, compost facility design and construction, including construction quality assurance, site characterization, solid waste planning, permitting, and regulatory compliance, while further developing the business skills needed for a successful consulting career.

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well-being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/.



Essential Duties and Responsibilities

    Develops and designs landfill gas collection and control systems (GCCS), including well fields, pipes, condensate sumps, blowers, and flares, to capture LFG effectively.
  • Conducts studies and designs systems to capture LFG for beneficial uses, such as generating electricity, producing vehicle fuel, or creating other marketable products.
  • Engineering analyses such as slope stability, hydrologic and landfill gas modeling, seismic, and seepage.
  • Preparation of permit applications, design calculations, drawings, technical specifications, and permit applications.
  • Ensures compliance with state and local regulations for air emissions, gas migration, and other environmental aspects of landfill operations.
  • Fieldwork associated with investigation, design and construction services; including monitoring the performance of gas collection and utilization systems, performing wellfield tuning, and manages other operational issues.
  • Provides engineering support for projects, including cost estimation, feasibility studies, and the review of contracts for gas recovery and utilization systems.
  • Understanding of local, state and federal regulations related to landfill gas and solid waste.
  • Assisting in the development of proposals and other business development activities.
  • Based on your current level of experience, you may be asked to take on task-level or project management responsibilities, along with business development, and staff mentoring tasks.
  • Drive personal, company, and rental vehicles to client or company project or office sites, and other business locations, as needed.


Education and Licensure

  • Bachelor's degree in civil, environmental, biosystems, or geotechnical engineering. (required)
  • Advanced degree in the same. (preferred)
  • Professional Engineer (P.E.) registration or the ability to obtain P.E. registration within 1 year. (preferred)


Skills, Experience and Qualifications

  • At least 5 years (7+ years preferred) of related experience, or equivalent combination of education and experience. (required)
  • Experience with environmental monitoring systems (landfill gas, groundwater, etc.) (required)
  • Experience with environmental permitting, including solid waste and air. (required)
  • Knowledge of solid waste facility design, LFG system design, and construction quality assurance. (required).
  • Excellent writing and communication skills. (required)
  • Regular fieldwork and overnight travel. (required).
  • Experience with modeling/design tools such as AUTOCAD, KYpipe, fate transport modeling, Slope/W, Vadose/W, Sigma/W, and ARCGIS. (preferred)
  • Health & Safety training, medical monitoring, and client-driven drug and background testing may be required.
  • Valid U.S. driver's license and a satisfactory driving record for business travel. (required)

Below are the potential compensation ranges that we, in good faith, believe are applicable for this role at the time of this posting and are only applicable for jobs to be performed in the specified California locations below. The typical base salary range for this position is just one component of Geosyntec's total compensation package for employees. Actual compensation will be determined based on education, experience, skill set, and location.

  • Minimum Salary: $98,140/year / Maximum Salary: $147,275/year (Oakland, Walnut Creek)

We offer a comprehensive benefits package including paid holidays, vacation, sick, and personal paid time off, medical, dental, vision, life, and disability insurance, 401(k), and other benefits to eligible employees.

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