Weston Solutions – Senior PFAS Environmentalist

Weston Solutions, Inc. you will do meaningful work and make valuable contributions.


Employee-ownership at Weston is a path to professional growth and access to diverse opportunities in a highly connected community that works together across key service areas to make a difference in the environment. Weston continues to evolve and adapt to our changing world as a premier provider of environmental and infrastructure services for over sixty years. In both the public and private sectors our teams help identify, solve, mitigate, and manage critical environmental issues to help clients achieve a more sustainable future.

Weston Solutions is seeking a leader for a variety of environmental projects (i.e., Remedial Investigations, Feasibility Studies, Remedial Design, and Implementation of Remedial Actions) for both Private and Federal sector clients with a primary focus on projects involving PFAS or per- and polyfluoroalkyl substances. PFAS are a set of emerging contaminants for which Weston has a significant backlog of work and we foresee continued growth this area. This work will offer you the chance to be in a leadership position of this emerging market and working with Weston’s Emerging Contaminant Community of Practice. The successful candidate will have a successful work history of environmental investigation and remediation projects and experience working on PFAS related projects is required for this position. A minimum of 10 years’ experience within the consulting industry demonstrating technical leadership in conducting remedial investigations and design. Candidate must also be able to work as part of national project teams from a variety of disciplines and external subcontractors. Flexibility to work on a multitude of diverse projects, a positive attitude, willingness to mentor junior staff, and commitment to workplace health and safety are imperative. Limited field work may be required including oversight of subcontractors. Anticipated division of job-related tasks is about an 85/15percent split between office and field work.

This position requires excellent skills in written and spoken communication (including polished client presentation skills), organization, time management, and an individual who thrives in a team-oriented environment. Duties may include the following dependent upon the candidate’s qualifications: project and task management, client interaction, proposal writing, cost estimating, remedial systems design, overseeing implementation/construction of remedial actions, technical report writing, and mentoring.


**We are open to filling this position in any of our offices across the United States**

Knowledge, Skills & Abilities:


  • Bachelor’s degree in geology, hydrogeology, engineering, or applicable sciences. Master’s degree preferred.
  • 10 years of experience in the field of remedial consulting including soil, groundwater, sediment, surface water, and vapor intrusion.
  • Experience with investigation and treatment of novel contaminants required including, but not limited to, PFAS and 1,4-dioxane as well as non-emergent contaminants like chlorinated solvents, PCBs, gasoline contaminants, metals
  • Knowledge and experience PFAS soil and groundwater remediation technologies including addressing source zones, mitigating risk pathways, working with public, government, or private clients.
  • Successful development and implementation of site investigation and remediation strategies working directly with clients.
  • Experience in designing, overseeing, and managing site investigations utilizing HRSC techniques to assess geological, hydrogeological, and contaminant characteristics.
  • Experience developing and refining conceptual site models and developing contaminant fate and transport models.
  • Working knowledge of Federal and State regulatory processes and reporting (CERCLA, RCRA, CWA, state specific cleanup programs, etc.).
  • Experience communicating investigation/conceptual site models and remedial solutions to clients, regulators, and technical team.
  • Experience in developing and implementing site characterization and recommending additional data collection to support PFAS remediation strategy development.
  • Able to develop subcontractor scopes, obtain bids from subcontractors/vendors, evaluate bids, and select the preferred subcontractors/vendors.
  • Able to analyze, interpret, and present data, and meet time sensitive deadlines.
  • Demonstrated understanding and awareness of health and safety practices.
  • Plan, schedule, and perform quality control (QC) checks and reviews.
  • Assists the Project Manager in estimating and tracking project costs.
  • Sequences work and schedules staff resources to meet schedules and budgets.
  • Assigns tasks to and mentors junior staff including engineers, scientists, geologists, and technicians.
  • Able to work effectively in group settings with diverse team members.
  • Valid driver’s license.
  • Able to carry out multiple priorities simultaneously.
  • Proficient with Microsoft Office software.
  • Excellent verbal and written communication skills.


Desired, but not mandatory, qualifications include:

  • Experience with federal government clients including but not limited to the Air Force, Navy, USACE etc.
  • Professional Geologist/ Geoscientist or Engineer license (or other applicable license) or ability to obtain within 1 year.

These job requirements are not exhaustive and other duties may be assigned. Weston reserves the right to modify the job description as needed.

We fully invest in our people: Weston provides a generous, comprehensive benefits package program that offers employees high value options with solid financial protection, meeting the personal needs of its people and their families.

  • Medical, Dental, Vision, 401K with base and matching employer stock contributions.
  • Paid time off to include vacation, sick, holiday and parental leave.
  • Life and disability plans.
  • Critical illness and accident plans.
  • Work/Life flexibility.
  • Professional development opportunities.