Occupational Hygienist

Location: Toronto, ON | Full-Time | Intermediate to Senior Level

Are you passionate about creating healthier workplaces and supporting client compliance with occupational health and safety legislation? At T. Harris Environmental Management Inc. (THEM), we’ve built a 45+ year reputation as a trusted leader in environmental consulting — and we’re growing.

We’re currently hiring an Occupational Hygienist to join our Toronto office, in a leadership-track role supporting client projects, team mentorship, and technical excellence in the field.

This is a great opportunity for an experienced professional ready to take the next step in their consulting career — with room to grow, lead, and make a real impact.

What You’ll Do

As a key member of our Occupational Hygiene Department, you’ll support and lead a wide range of occupational health and safety projects.

You’ll be responsible for:

• Conducting exposure assessments for chemical, biological, and physical agents
• Performing indoor air quality (IAQ), ergonomic and ventilation assessments
• Developing and implementing sampling strategies and exposure modeling
• Delivering technical reports, client recommendations, training, and compliance guidance
• Serving as a client liaison and managing expectations throughout project lifecycles
• Supporting junior staff through knowledge sharing and occasional training delivery

This position is based in our Toronto office, located near Dixon Road and Highway 27. You’ll travel locally for on-site assessments and client consultations.

Ready to apply? Email your resume to resume@tharris.ca or scroll down for full details.

Why Join Us?

At THEM, you’ll work alongside professionals who care deeply about protecting health and improving safety across industries.

Here’s what you can expect:

• Challenging, purpose-driven work with a real impact
• Supportive and flexible team culture with a focus on mentorship
• Opportunities for advancement into project or department leadership
• Comprehensive benefits including vision, dental, life, and extended health care
• Wellness programs, education reimbursement, and bonus pay

We’re proud of our diverse and inclusive team, with over 10 languages spoken across our offices. We celebrate knowledge-sharing and empower staff at all levels to contribute ideas, lead change, and build careers they’re proud of.

What You Bring

Qualifications (Must-Haves):

• 3–5 years of relevant experience in occupational hygiene, environmental health, or OHS consulting
• Bachelor’s or Master’s degree in Science, Engineering, Occupational Hygiene, or related field
• Eligible for or holding a CIH or ROH designation (required or near completion)
• Strong technical skills with air sampling equipment, IAQ tools, and hygiene methodologies
• Excellent verbal and written communication skills
• Strong time management, problem-solving, and project coordination abilities
• Valid Ontario driver’s license and access to a reliable vehicle

Assets (Nice-to-Haves):

• Experience delivering training sessions or presentations
• Familiarity with CAD drawings or data interpretation tools (e.g., Bayesian stats, lognormal plots)
• Active participation in the hygiene or safety professional community
• Type: Full-time, permanent (Part-time may be considered)
• Location: Toronto, ON (with local travel)
• Salary: Competitive, based on experience
• Schedule: Monday to Friday, flexible working hours
• Benefits: Vision care, dental care, wellness programs, education reimbursement, disability insurance, EAP, and more

We value diversity and inclusion and encourage all qualified candidates to apply. If you require accommodations during the recruitment process, let us know — we’re happy to help.

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