Experienced Remediation Engineer or Geologist (PFAS) Job
Job Description Job Attributes+
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Job ID
4372
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Job Location
Walnut Creek, CA, US
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Job Category
Remediation
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Job Type
Regular Full-Time
Overview
Do you want to build an impactful career to change the world for the better?
Geosyntec has an exciting opportunity for an Experienced Remediation Engineer or Geologist (PFAS) to join its Northern California team at our offices in Oakland,Walnut Creek or Sacramento, California. This position is ideal for an experienced professional interested in leading and delivering PFAS investigations, remedial evaluations, and treatment/mitigation projects as part of our environmental site assessment, remediation, risk, and engineering practices in the region. Responsibilities include technical leadership, project delivery, permitting/regulatory coordination, and implementation of PFAS remedies. Our client base includes a diverse mix of industrial, commercial, and governmental clients. This role offers the opportunity to work at a dynamic firm, contribute to technically challenging projects, and collaborate with industry-leading professionals.
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
- Manage PFAS and remediation projects and tasks, including scope development, work planning, budget and schedule management, QA/QC, subcontractor oversight, and client communication to achieve technical and financial objectives.
- Develop PFAS conceptual site models (CSMs) and investigation strategies, including multi-media sampling programs (e.g., soil, groundwater, surface water, sediment, porewater, and biota, where applicable), source identification, and fate and transport considerations.
- Lead the preparation of PFAS work plans and technical memoranda; evaluate and interpret analytical data (including method selection/limitations and data validation); perform screening-level and refined assessments to support remedy selection; and develop clear, defensible conclusions and recommendations.
- Oversee pilot studies and full-scale PFAS remedy implementation, including evaluation and design of treatment systems, source control measures, contractor procurement, permitting, construction oversight, commissioning, and operations & maintenance (O&M) support.
- Prepare and review technical deliverables (reports, letters, memoranda, sampling and analysis plans, RI/FS documentation, remedial action plans, treatability study reports, design documents/specifications, O&M plans, and proposals); provide technical review/approval of project team work products.
- Support growth of a PFAS/remediation client base by leading proposal development, pursuing repeat work, identifying new opportunities, and following through on personal business development goals.
- Develop and maintain strong relationships with clients, regulators, and other stakeholders; communicate PFAS concepts, findings, uncertainty, and remedy options clearly and credibly.
- Mentor, support, and motivate early career staff in technical delivery and project performance, including PFAS sampling programs, data quality review, remedy evaluations, client expectations, and career growth.
- At times, this position may also include fieldwork such as multi-media sampling (soil, groundwater, surface water, sediment), oversight of drilling and well installation, contractor oversight, and support of treatment/remediation system construction, operations, and maintenance.
- Drive personal or 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 engineering (civil, chemical, or environmental preferred), geology, or environmental science. (required)
- Advanced degree in the same. (preferred)
- Professional Engineer (PE) or Professional Geologist (PG) licensure in California. (required)
Skills, Experience and Qualifications
- At least 7 years of direct environmental consulting experience with a focus on PFAS investigations and remediation/treatment; or equivalent combination of education and experience. (required)
- Strong technical foundation in remediation (required), with demonstrated competency in PFAS investigation approaches, fate and transport, and remedy implementation. (required)
- Experience managing projects, including responsibility for resource allocation, quality, technical oversight, subcontractor/contractor coordination, and financial management. (required)
- Thorough understanding of CalEPA and USEPA regulations and guidance relevant to PFAS and remediation (required), including experience working with state/local oversight agencies and drinking water/wastewater stakeholders as applicable.
- Experience mentoring and managing professional staff. (required)
- Excellent technical leadership of multi-disciplinary teams. (required)
- Experience with PFAS analytical methods, data validation/QA/QC, and interpretation considerations. (required)
- Ability to succeed in a fast-paced consulting environment, handling multiple project assignments, meeting strict deadlines, and traveling to client facilities as needed. (required)
- Excellent writing and communication skills. (required)
- Field work and overnight travel may be required.
- 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)
This opportunity will be posted for at least five days. 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 location(s) 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: $106,275/year / Maximum Salary: $152,575/year (Oakland, Walnut Creek)
- Minimum Salary: $101,650/year / Maximum Salary: $145,940year (Sacramento)
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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Additional Information
Who We Are
Change the world with us
At Geosyntec, our work is designed to make a measurable difference. We deliver innovative solutions that improve the environment while advancing human and ecological health and supporting sustainable social and economic outcomes - work with purpose, impact, and lasting value.
Geosyntec is an innovative consulting and engineering firm that partners with public and private sector clients to solve complex challenges involving the environment, natural resources, and civil infrastructure. We are recognized for technical leadership, multidisciplinary collaboration, and practical problem solving - bringing engineers, scientists, and technical professionals together to deliver solutions that matter.
Our teams support a broad portfolio of projects, including environmental remediation, water resources, waste management, and civil and geotechnical engineering. The work we do calls for thoughtful analysis, adaptability, creativity, and strong technical judgment—offering opportunities to contribute to projects that protect communities, strengthen infrastructure, and safeguard natural systems.
Whether you are building your professional foundation or bringing deep expertise, Geosyntec supports continuous growth. You’ll have opportunities to apply your skills in new settings, expand your capabilities, strengthen your practice, and take on meaningful challenges that accelerate your development.
A Collaborative, Practitioner Led Culture
Collaboration is central to how we work. Our teams bring together diverse technical backgrounds and experiences to solve problems from multiple perspectives—creating an environment where people rely on one another, share knowledge, and deliver strong outcomes for clients. We invest in our people through mentoring, professional development, and opportunities to contribute beyond a single role or assignment.
Learn. Develop. Grow.
There is no single career path at Geosyntec. We support flexible, meaningful career development so professionals can pursue areas they are passionate about, build on prior experience, and continue growing - even as circumstances evolve.
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