Stantec

Principal Scientist – Facility Assessment and Indoor Environments

Stantec

full-time

Posted on:

Origin:  • 🇺🇸 United States

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Salary

💰 $116,800 - $175,200 per year

Job Level

Lead

Tech Stack

SaltStack

About the role

  • Lead complex site characterization and exposure assessment projects with Federal and state oversight, focusing on facility assessments and indoor air quality (vapor intrusion and inhalation risk)
  • Provide technical leadership within Stantec’s National Risk Assessment and Toxicology Practice and serve as a subject matter expert and trusted advisor
  • Support multi-disciplinary environmental projects with emphasis on vapor intrusion, exposure assessment, and inhalation risk
  • Serve as a senior technical advisor, providing strategic guidance on regulatory compliance and risk mitigation
  • Design site assessments to determine potential for air/vapor intrusion and interpret data against federal, state, or local air quality and health risk standards (e.g., EPA or ASTM guidelines)
  • Design vapor intrusion mitigation systems (e.g., sub-slab depressurization or venting) and provide technical specifications for construction retrofitting
  • Use sub-slab and ambient air data and relevant models to evaluate cancer risk, hazard indices, and cumulative risk per state and federal guidelines
  • Prepare technical reports and regulatory submittals and communicate findings to clients, regulators, and stakeholders
  • Lead and/or participate in regulatory meetings to defend analytical data, risk modeling results, and technical reports
  • Stay current on emerging vapor intrusion science, tools, remediation technologies, and regulatory guidelines; contribute to best practices and SOPs
  • Support business development by building client relationships and identifying new project opportunities
  • Ensure projects are delivered on time, within scope and budget, and to high technical quality
  • Mentor junior staff and contribute to thought leadership within Stantec

Requirements

  • 15+ years of environmental consulting experience, including extensive work on complex site investigations and regulatory compliance
  • Proven experience managing projects under Federal and state regulatory frameworks, particularly in California, Texas, Washington, Michigan and Oregon
  • Strong technical writing skills, with demonstrated experience preparing and reviewing high-quality reports that interpret field data and analytical results
  • Exceptional client communication and relationship-building skills
  • Prior experience supporting or leading technical teams in vapor intrusion, air quality, or toxicology
  • Must have a valid driver’s license (with REAL ID) and good driving record
  • A medical physical and/or drug and alcohol screening may be required for some project assignments
  • Bachelor’s degree (Preferred Master’s) in Environmental Science, Engineering, Geology or Hydrogeology, or related field in Physical or Earth Sciences
  • Strong technical background and knowledge in state and federal requirements for the collection of sub-slab and ambient air, evaluation of indoor and outdoor air risks to receptors, and mitigation approaches
  • Ability to work in typical office environment and perform field work with potential exposure to elements