Senior Field Technician in Guelph

RWDI is a global climate and performance engineering consulting firm that helps its clients redefine what's possible by overcoming design and operational challenges, while minimizing environmental, user, and resource impact. With deep technical expertise across a broad range of services, we drive success on ambitious building, industry, and infrastructure projects. We are a values-based organization, which means everything we do relates back to our three core values: innovation, integrity, and integration.

Position: RWDI's Guelph Office is seeking a Senior Field Technician – Source Emissions to direct and execute complex source testing projects across various industrial sectors. This role combines hands-on fieldwork with leadership and client-facing responsibilities.

You will oversee field testing programs, ensure regulatory compliance, and mentor junior technicians, all while maintaining the highest standards of safety and data integrity.

Key Responsibilities

• Lead and perform on-site stack testing and source emissions monitoring in accordance with federal and regional regulatory methods (e.g., EPA Reference Methods, ECCC).
• Plan and manage field deployments, including crew logistics, equipment preparation, and safety procedures.
• Analyze collected data and ensure QA/QC protocols are strictly followed throughout testing and reporting processes.
• Serve as a technical liaison with clients, regulators, and internal teams to communicate project scope, progress, and findings.
• Train, mentor, and supervise junior field technicians and new team members.
• Troubleshoot and maintain analytical and sampling skills equipment, ensuring accuracy and reliability.
• Support project scoping, scheduling, and budgeting in collaboration with project managers and senior leadership.
• Keep current with evolving environmental regulations and industry best practices, proactively adapting procedures and technologies.
• Prepare high-quality technical reports, including regulatory documentation, emissions data summaries, and field observations.

Skills, Knowledge & Expertise

• Post-secondary education in Environmental Technology, Engineering, Chemistry or a related field is an asset.
• A minimum of 5-years' experience working in the Air Quality Testing field.
• Practical expertise in OSTC and EPA Source testing methodologies.
• Strong computer and analytical technical 'hands-on' skills.
• An aptitude for practical problem-solving.
• Field/site experience is a definite asset.
• Must have a valid driver's license.

Candidates should also possess:

• Excellent written and verbal communication skills.
• Strong people and team skills as well as being highly motivated.
• An ability to work in a fast-paced team environment with no supervision.
• Exceptional organizational capabilities, coordination, and consultation skills.
• Willingness to travel, and work outdoors including working long hours, evenings, and weekends.
• Collect samples at locations that may require working at heights and outdoors in all weather conditions.

Job Benefits

• Salary: $100,000.00 - 150,000.00 depending on experience.
• Comprehensive Health Benefits.
• Opportunities for career advancement.
• Travel perks and adventure opportunities.
• A supportive and inclusive workplace culture.
• Learning Spending Account.
• RRSP Matching.
• Fitness Allowance.
• Performance Bonus.

Thank you in advance for your application. Only candidates selected for an interview will be contacted. RWDI does not use artificial intelligence tools in our screening or assessment process. All hiring decisions are made by our recruitment team. RWDI endorses and practices the principles of equal opportunity employment. We are committed to diversity and inclusion. Accommodations are available during all stages of the recruitment process in accordance with AODA and the Human Rights Code.