Geotechnical Engineer

About Us

At Onterris, we build careers grounded in purpose, responsibility and real-world impact. “For Planet and Progress” is our north star that guides everything we do. We believe environmental responsibility and human progress are interconnected, interwoven and international. Our scientists, engineers, field teams, consultants and professionals collaborate across disciplines and geographies, guiding industries and governments, ensuring that communities and environments thrive. When you join us, you’re not just forging a career, you’re joining a movement.

A movement for better thinking, smarter solutions and lasting impact. Together, we will advance our way of life and protect the integrity of our environment every step of the way.

This position is hybrid and requires a minimum of 3 days a week in either our Oakville, ON or Guelph, ON office. The compensation range for this role is $130,000 - $160,000, commensurate with experience, skills, and geographic location. To thrive in this role, you’ll be comfortable taking ownership of the following responsibilities:

• Safety Champion and model a strong safety culture.
• Partner with H&S to ensure compliance with company safety standards and employee engagement.
• Lead and oversee geotechnical investigations for infrastructure projects, including planning subsurface exploration programs, directing field activities, and interpreting geological and geotechnical conditions.
• Develop investigation scopes, supervise drilling and in‑situ testing programs, review laboratory testing results, and assess data quality.
• Perform detailed geotechnical assessments related to foundation design, earthworks, settlement, slope stability, retaining structures, embankments, excavations, ground improvement, and construction staging.
• Conduct advanced numerical analyses and modelling using industry‑standard software (e.g., PLAXIS, Geo Studio, FLAC, Rocscience Suite, Settle3D, LPile, Group, or equivalent) to evaluate complex soil‑structure interaction, groundwater, settlement, stability, and deformation behaviour.
• Interpret and integrate field, laboratory, geological, hydrogeological, and instrumentation data to develop practical engineering recommendations.
• Prepare, review, and sign‑off on geotechnical investigation reports, interpretive reports, design basis reports, geotechnical data reports, and technical memoranda.
• Provide geotechnical design recommendations for shallow foundations, deep foundations, retaining structures, embankments, tunnels, utilities, bridges, and other critical infrastructure assets.

• Bachelor’s degree in civil engineering; master’s degree specializing in Geotechnical Engineering preferred.
• Professional Engineer (P.Eng.) designation in good standing.
• Minimum 10 years of geotechnical consulting experience with a strong focus on infrastructure projects.
• Demonstrated experience leading complex geotechnical investigations and preparing comprehensive interpretive reports for transportation, transit, municipal, water, energy, and heavy civil infrastructure projects.
• Strong expertise in subsurface characterization, soil and rock mechanics, foundation engineering, earthworks, slope stability, groundwater assessment, and construction geotechnics.
• Proven experience conducting advanced numerical modelling and interpretation of geotechnical behaviour using finite element and limit equilibrium software.
• Strong technical writing skills with experience preparing clear, concise, and defensible geotechnical reports and design recommendations.
• Excellent communication and client‑facing skills, with the ability to explain complex technical issues to technical and non‑technical stakeholders.

This posting reflects a current vacancy that the company is actively seeking to fill. As a note, we are not accepting third party agency applicants at this time.

Onterris is a leading global environmental solutions company partnering with organizations to solve complex challenges where environmental pressures, regulatory expectations and operational risks intersect. Guided by our mission to advance the way of life without compromising the integrity of our…