Arborist I - City of Mississauga, Mississauga
Posted: July 23, 2026
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job description
AI Summary
The City of Mississauga is seeking an Arborist I to lead a skilled arborist team in Mississauga, ON. This role involves overseeing urban forestry operations, ensuring site safety, and managing staff and equipment. Key responsibilities include directing daily operations and addressing resident concerns regarding forestry practices. Candidates must be an ISA Certified Arborist or obtain certification within six months, possess three years of arboriculture experience, and hold a valid Ontario Class DZ license.
About the Role
As an Arborist I with the City of Mississauga, you will play a pivotal role in maintaining and enhancing the city's vital urban forest. This hands-on leadership position involves directing the daily operations of a dedicated forestry crew on various job sites across Mississauga. You will be responsible for ensuring that all arboricultural work, from pruning to removals, is completed safely and adheres to the highest industry standards. A key aspect of this role is promoting a strong culture of safety among your team members, ensuring proper use of personal protective equipment, and monitoring safe working practices. Your expertise will directly contribute to the health, safety, and sustainability of Mississauga's tree canopy, making a visible and lasting impact on the community. This position is crucial for the City of Mississauga's commitment to a greener, more resilient environment.
Key Responsibilities and Leadership
This leadership role requires a proactive approach to managing resources, including the effective deployment of staff and equipment. You will be instrumental in deciding on and arranging the appropriate equipment for each job site, ensuring operational efficiency and safety. A significant part of your duties will involve direct interaction with Mississauga residents, addressing their concerns, complaints, and escalations while educating the public on proper forestry practices. You will also be responsible for training and mentoring crew members, parks staff, and students, fostering their development as skilled arborists. Ensuring all assigned vehicles, equipment, and tools are maintained and operated safely is paramount. Your commitment to personal growth and leadership will be considered an asset in contributing to a positive team culture within the City of Mississauga's forestry division. Adherence to the Occupational Health and Safety Act and Regulations is a continuous requirement, reinforcing the city's dedication to workplace safety.
Qualifications and Impact
To excel as an Arborist I, candidates must possess a minimum of three years of experience in the arboriculture field, with at least one year specifically leading arborist crews. An ISA Certified Arborist designation is required, or the ability to obtain this certification within the first six months of employment. Knowledge of advanced technical rigging, roping, and electrical utility safety rules is essential, given the nature of working at heights and around energized apparatus. A valid Ontario Class DZ license in good standing is also a mandatory requirement. Several certifications, such as ISA Tree Worker, TRAQ qualification, IHSA line clearing Safety Awareness, Book 7 traffic control training, Working at Heights, and Utility arborist, are considered a significant asset, demonstrating a comprehensive commitment to safety and expertise in the forestry sector. This role offers the opportunity to make a substantial impact on the urban forestry landscape of Mississauga, ensuring the long-term health and safety of its trees for all residents.
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