Intermediate Environmental Scientist

VERSATILITY. EXPERTISE.

Since 1962, Vertex has been a leading North American provider of environmental services. With over 60 years of expertise, Vertex helps clients achieve their development goals through our versatile suite of services. From the initial site selection, consultation and regulatory approval, through the construction, operation and maintenance phases, to conclusion and environmental cleanup, Vertex offers a diverse range of services throughout the life cycle of our clients’ projects.

Vertex is seeking a full-time, permanent Intermediate Environmental Scientist to join our Sarnia, Ontario team. The successful candidate will bring a strong technical background in environmental site assessment, remediation, environmental monitoring, and regulatory compliance. This role is primarily field-based and involves planning and executing environmental investigations, overseeing drilling and sampling programs, collecting and interpreting environmental data, and supporting remediation across a variety of project types.

When not in the field, you will be responsible for data interpretation, analysis, and technical report writing.

Reporting to the Environmental Manager, the Intermediate Environmental Scientist will play a key role in delivering high-quality environmental services while ensuring compliance with applicable provincial and federal regulations, including Ontario's Excess Soil Regulation and environmental site assessment requirements. The successful candidate will work closely with clients, Indigenous communities, contractors, and internal technical teams to support safe, effective, and practical environmental solutions.

This position is well suited for a motivated environmental professional who enjoys a balance of field and office work, thrives in a dynamic environment, and is passionate about environmental stewardship, technical excellence, and mentoring junior staff.

• A Bachelor’s degree in Environmental Science, Environmental Engineering, or a related discipline
• A minimum of 4 years of experience executing environmental assessment, remediation, reclamation, and monitoring projects for oil and gas clients, preferably within a consulting environment
• Professional designation or eligibility for registration with a recognized professional association (e.g., P.Eng., P.Geo., EP) is considered an asset
• Project experience involving oil and gas projects is preferred
• Proven experience planning and executing Phase II Environmental Site Assessments (ESAs), including drilling programs, soil sampling, and groundwater monitoring
• Strong understanding of Ontario environmental regulations, including ESA and Excess Soil requirements; experience working in other provinces and territories is considered an asset
• Excellent client relationship management and communication skills
• Strong verbal and written communication abilities, with demonstrated experience preparing high‑quality technical reports
• Commitment to teamwork, collaboration, and mentoring junior environmental professionals.
• Experience implementing alternative remediation technologies and risk assessment approaches
• Strong stakeholder engagement skills, with the ability to build and maintain productive relationships with municipalities, First Nations communities, regulatory agencies, and other government organizations
• Possession of a valid Ontario driver’s license and a clean driving record is required
• Exceptional organizational, planning, and time management skills
• Self‑motivated with a proactive, solution‑oriented approach and the ability to thrive in a fast‑paced, challenging environment
• Current industry safety certifications are considered an asset

• Execute environmental projects and field programs, including site investigations, environmental monitoring, data collection, and technical reporting, with approximately 60% field‑based work
• Conduct Phase I Environmental Site Assessments (ESAs) in accordance with applicable regulatory requirements and industry best practices
• Plan and conduct Phase II ESAs, including drilling programs, test pitting, soil sampling, groundwater monitoring, monitoring well installation,…