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Senior Environmental Scientist / Geologist / Hydrogeologist / Engineer (Testifying Expert Witness)

Role overview

Qualifications

  • 15+ years of consulting experience supporting complex environmental litigation cases
  • Expert knowledge of regulatory requirements for remedial investigation and risk assessment
  • M.S. or Ph.D. in environmental science, geology, hydrogeology, engineering or a related discipline
  • Demonstrated expertise in site investigation, characterization, and remediation

Responsibilities

  • Serve as a testifying expert witness in complex environmental litigation matters
  • Lead the technical evaluation of disputed environmental issues
  • Direct and oversee technical and forensic analyses supporting expert testimony
  • Manage multiple projects concurrently, ensuring timely delivery and adherence to budgetary constraints

About the company

EHS Support logo

EHS Support

EHS Support is a global family of engineers, geologists, scientists, and technical experts who specialize in complex environmental, health, and safety (EH&S) challenges across industries—from compliance, acquisitions, and divestitures to remediation management, due diligence for mergers, and responsible party resolution. We’re problem solvers – and we’re passionate about what we do. Back in 2005 we wanted to create a different kind of company that was focused on providing solutions through long-term relationships and by treating both clients and employees with an unmatched level of respect. In short, we provide value to our employees in the form of opportunity and security, and to our clients through practical, effective, long-term solutions.We partner with you to develop technical solutions that address your unique business challenges. We do it all through a diversity of experts in the fields of engineering, science, geology, finance, and health and safety, with people who, through experience, understand facility and business operational requirements. EHS Support understands how to put together the right team and resources for the job. We challenge the status quo to deliver an alternate solution. We treat you as if you’re our only client, putting ourselves in your shoes and focusing on your success. It all adds up to an unmatched level of responsiveness and attention to detail that leads to long-term value.

Company details

Company size51 - 200

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Job description

EHS Support is a specialty environmental consulting firm that provides solutions to complex environmental, health, and safety challenges across a range of market sectors and industries. With experts located throughout the United States, Canada, Australia, New Zealand, the United Kingdom, and South Africa, we form long-lasting partnerships with our clients through a culture of excellence, innovation, work ethic, and integrity. We focus on hiring and retaining talented, motivated people who enjoy collaborating with and delivering value to our clients. Our team does more than identify problems— we provide solutions. 



Location: Remote


Job Overview  

This opportunity is for a flexible and self-motivated individual that is willing to learn and grow as part of a team while supporting complex environmental litigation matters for projects within the Sediment and Risk Assessment (SRA) and Remediation (REM) service lines at EHS Support. In this position, you will be joining a high-performance team of risk assessors, toxicologists, ecologists, scientists, and engineers that is focused on providing high-quality technical and strategic solutions to a variety of clients. Your primary responsibilities in this position will include supporting environmental litigation cases and settlement activities for determination of liability, apportionment, cost allocation, and cost recovery, with potential to serve as a testifying expert witness. 


Essential Responsibilities  

  • Serve as a testifying expert witness in complex environmental litigation matters. 
  • Lead the technical evaluation of disputed environmental issues, including source identification, timing of releases, contaminant fate and transport, necessity and appropriateness of response actions and cleanup costs, PRP allocation, risk assessment, data validation, and regulatory compliance under state, federal, and international programs. 
  • Direct and oversee technical and forensic analyses supporting expert testimony. 
  • Manage and synthesize large document productions and technical records. 
  • Develop and defend expert opinions in written reports, depositions, and trial testimony. 
  • Implement and uphold rigorous quality assurance and quality control processes to ensure methodological defensibility and high‑quality technical deliverables. 
  • Interface directly with legal counsel and environmental clients, providing strategic technical support and building trusted advisory relationships. 
  • Remain current on industry trends, regulatory developments, and emerging technical issues.  
  • Manage multiple projects concurrently, ensuring timely delivery, technical excellence, and adherence to budgetary constraints. 


Specific Experience and Skills 

  • 15+ years of consulting experience supporting complex environmental litigation cases and settlement activities, with a proven track record of successful outcomes. 
  • Expert knowledge of regulatory requirements for remedial investigation and risk assessment (human health and ecological risk assessment for soil, sediment, surface water, and food web exposures) under state, federal, and international environmental programs. 
  • Demonstrated expertise in site investigation, characterization, and remediation supporting regulatory compliance and litigation matters. 
  • Expert-level environmental forensics experience addressing contaminant sources in multiple environmental media. 
  • Strong preference for experience with highrisk contaminants of concern, including: 
  • PFAS (per and polyfluoroalkyl substances) 
  • Other emerging and legacy contaminants of concern, such as PAHs, PCBs, dioxins/furans, metals, mercury, pesticides, and chlorinated solvents 
  • Demonstrated expertise in the review, analysis, and interpretation of complex scientific datasets, including: 
  • Historical document research 
  • Aerial photography interpretation 
  • Geospatial, spatial, and temporal statistical analyses 
  • Uncertainty analysis 
  • Proven technical leadership and project management skills, with experience mentoring and developing staff. 
  • Excellent written and verbal communication skills, including the ability to convey complex technical concepts clearly to legal and non‑technical audiences. 
  • Exceptional interpersonal, analytical, and problem-solving abilities. 


Education and Licenses 

  • M.S. or Ph.D. in environmental science, geology, hydrogeology, engineering or a related discipline. 


Benefits 

  • Generous Vacation Policy 
  • Health Benefits (medical, dental, vision) 
  • 401k w/matching options 
  • Short- & Long-Term Disability 
  • Life Insurance 
  • Sick Time 
  • Bonus Opportunities 


Our Principles 

  • Strive for excellence, always 
  • Be open, honest, and direct 
  • Assume good intentions 
  • Trust coworkers, leadership, and clients 
  • Listen to learn 
  • Be accountable for our work 
  • Foster teamwork 
  • Demonstrate integrity 
  • Take pride in one’s work 
  • Live your personal values 
  • Provide a safe and health work environment that promotes wellness 
  • Have fun! 


EHS Support is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status. 

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Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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