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Landfill Gas (LFG) Engineer

Geosyntec Consultants

Oakland, CA · HybridFull-time$102–153K/yrPosted 7mo agoStill listed today

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At a glance

Compensation
$102–153K/yr
Location
Oakland, CAHybrid
Schedule
Full-time
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Bachelor's degree, requiredValid US Driver's License, required

Job overview

Geosyntec Consultants is hiring a Landfill Gas Engineer for its Oakland or Walnut Creek offices. The role applies engineering expertise to landfill gas collection and control system design, compost facility projects, site characterization, solid waste planning, permitting, and regulatory compliance. The engineer also supports field investigations and construction, operational monitoring, project feasibility and cost estimation, proposals, and—depending on experience—project management and staff mentoring.

Skills & qualifications

RequiredNice to have

Skills

Landfill Gas System Design, requiredEnvironmental Monitoring Systems, requiredEnvironmental Permitting, requiredSolid Waste Facility Design, requiredConstruction Quality Assurance, requiredWriting, requiredCommunication, requiredAutoCAD, nice to haveKYpipe, nice to haveFate Transport Modeling, nice to haveSlope/W, nice to haveVadose/W, nice to haveSigma/W, nice to haveArcGIS, nice to have

Qualifications

Bachelor's in Civil, Environmental, Biosystems, or Geotechnical Engineering, requiredAdvanced Degree in Same Fields, nice to havePE Registration or Within One Year, nice to have5+ Years Related Experience or Equivalent, requiredValid US Driver's License, requiredSatisfactory Driving Record, required

Benefits

Paid Time Off
Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match

Full job description

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: $101,675 /year / Maximum Salary: $152,575 /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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How this job compares

Set against the 1,630 open Environmental Engineer jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This posting$102–153K/yr
  • California median$94–160K/yr85 salary ranges
  • US median$91–160K/yr1,136 salary ranges

This range's midpoint, $127K, is close to the California median midpoint ($126K) — in the middle half of Environmental Engineer salary ranges in California.

Openings
Olive Jobs lists 107 open Environmental Engineer jobs in California and 1,630 across the US. 2% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
This posting asks for at least 5 years of experience; Environmental Engineer postings that state a minimum ask for 7 years at the median (1,408 postings).
Education
This posting asks for a bachelor's degree; 1,018 of the 1,630 open Environmental Engineer jobs (62%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 10, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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