Flat Roofer

Instructors

Job Id: 21787

Semple Gooder Roofing Corporation

rcapretta@semplegooder.com

February 14, 2026

London

Ontario

Full Time

Founded in 1947, Semple Gooder Roofing Corporation has proudly served Ontario’s Industrial, Commercial and Institutional roofing sector for more than 79 years. Our specialized divisions deliver a personal and dedicated approach to all aspects of roofing, architectural cladding and custom sheet metal. Our team is composed of highly qualified professionals and certified tradespeople, bringing generations of hands-on expertise to every project we undertake.

We are seeking 2 experienced/qualified commercial / industrial roofers for permanent full-time employment in the London, Ontario area.


Skills & Qualifications:

·         Minimum of two (2) years of experience in flat roofing on commercial, industrial, and institutional buildings.

·         Must have the ability to remove and install various types of roofing systems including:

o   Conventional and inverted built-up roofing system

o   4 ply hot built-up asphalt & gravel roofing

o   Modified Bitumen hot & cold applied roofing systems

o   Single-ply membrane roofing systems (TOP, PVC, EPDM)

o   Rigid pre-formed Roofing Systems

o   Tiled & Slate roofing systems

 ·         Experience troubleshooting roofing issues and detecting leaks and applying waterproofing coatings.

·         Strong problem-solving and decision-making skills with the ability to work effectively as part of a team.

·         Dependable, reliable, and safety-oriented with a strong work ethic.

·         Ability to work in a fast-paced, physically demanding environment.

·         Comfortable working at heights and in work site environments that are noisy, dusty, outdoor, and potentially hazardous.

·         Willingness to work in all weather conditions.

·         Own transportation is an asset but not required.     

  •    Must have Steel-toed safety boots and hard hat.

 ·         No formal education required.

·         Basic English language proficiency sufficient to communicate on job sites (fluency not required).
 

Job Duties:

·           Prepare roof for installation by removing existing roofing systems and materials.

·           Install, repair, and replace commercial and industrial roofing systems, including built-up roofing (BUR), modified bitumen, and single-ply membrane systems (TPO, PVC, EPDM) – Systems also listed above.

·           Install, repair, and replace built-up roofing systems using materials such as asphalt-saturated felts, hot asphalt, and gravel.

·           Install, repair, and replace single-ply roofing systems, ensuring compatibility with existing roof systems.

·           Install, repair, and replace shingles, shakes, and other roofing tiles on sloped roofs.

·           Install and repair metal roofing systems and sheet metal flashings.

·           Apply waterproof coatings to concrete or other masonry surfaces.

·           Ensure completed roofing systems are fully sealed and watertight.

·           Set up and dismantle scaffolding and other safety equipment to provide secure access to roof areas.

·           Troubleshoot roofing issues and detect leaks.

·           Handle heavy materials weighing up to and exceeding 45 kg (100 lbs).

·           Ability to work at heights and climb extension ladders safely.

·           Perform physically demanding tasks including heavy lifting, bending, crouching, kneeling, repetitive motions, and working under pressure in a fast-paced environment.

·           Provide guidance and instruction to apprentices as required.

·           Strictly adhere to all company and site-specific safety regulations and procedures.

 

Wages & Work Hours:

·         Hourly Wage:  $36.00 – $43.68 per hour, based on knowledge and experience.

·         Hours of Work:   37.5 hours per week (full-time, permanent).

·         Overtime may be required and will be paid in accordance with the applicable collective agreement and provincial legislation

·         This is a unionized position.  Wages and benefits are provided in accordance with the current collective agreement with Sheet Metal Workers’ International Association, Local 473. 

·         Successful candidates will be required to become members of the union as a condition of employment.

Work Location:

·         Various commercial, industrial and institutional project sites located throughout the London Area.

·         Travel to different job sites will be required.

 

Employer:

Semple Gooder Roofing Corporation

343 Neptune Crescent, London, Ontario N6M 1A9

For additional information about Semple Gooder please visit our website at www.semplegooder.com 

 

How to Apply:

Qualified candidates who meet the above requirements are invited to submit their resume by email to the address listed in this posting.

We thank all applicants for their interest; however, only those selected for an interview will be contacted.

 

 

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