welder at Lisi Mechanical Contractors Ltd. in Toronto, Ontario, Canada | Kablio

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welder

Lisi Mechanical Contractors Ltd.

Full-service mechanical contractor specialized in heating, cooling, plumbing, drainage and fire protection.

Perform welding, cutting, and metal fabrication per specifications

27 days ago ago

Intermediate (4-7 years), Junior (1-3 years)

Full Time

Toronto, Ontario, Canada

Onsite

Company Size

138 Employees

Service Specialisms

Mechanical Contracting

HVAC Services

Plumbing Services

Sheet Metal Services

Design-Build Services

Sector Specialisms

Commercial

Residential

Industrial

Role

Description

welding operations

robotic welding

cutting equipment

equipment maintenance

blueprint reading

material weldability

Examine welds and ensure that they meet standards and/or specifications
Operate previously set-up brazing or soldering machines to bond metal or to fill holes, indentations and seams of metal
Operate hoisting and lifting equipment
Maintain and perform minor repairs on welding, brazing and soldering equipment
Read and interpret welding blueprints, drawings specifications, manuals and processes
Determine weldability of materials
Recruits newcomers and/or refugees who were displaced by a conflict or a natural disaster (for example: Ukraine, Afghanistan, etc.)
Operate oxygen arc cutting equipment (arc-air), (AOC)
Operate brakes, shears and other metal shaping, straightening and bending machines
Operate manual or semi-automatic flame-cutting equipment
Start up, shut down, adjust and monitor robotic welding production line
Interpret welding process specifications
Operate manual or semi-automatic, fully automated welding equipment
Operate previously set-up welding machines to fabricate or repair metal parts and products

Requirements

metalwork

cad

high school

red seal

Fit, braze and torch-straighten metal
Computer-aided design (CAD)
Secondary (high) school graduation certificate
Welder Trade Red Seal Certificate

Benefits

Dental plan

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Began as a family-run provider of mechanical solutions in Canada.
Grew across Toronto and Vancouver, tackling projects from high-rise buildings to industrial facilities.
Blend project management—from firm-bid to design-build—with hands-on delivery of HVAC, plumbing, drainage and fire-protection systems.
Regular maintenance and emergency services are handled by their 24/7 response team, reinforcing reliability.
Projects range from luxury residential towers to commercial complexes and heavy-duty industrial installations.
Known for a family-style approach, pairing technical depth with accessible client service.

Culture + Values

Focusing on long-term sustainability and durability.
Building trust and maintaining ethical standards.
Creating and sharing sustainable relationships (Purpose).
Being an innovative supplier and partner to the automotive industry (Mission).

Environment + Sustainability

Increase renewable energy use to 20% by 2030
Carbon neutrality target by 2050
100% of sites in water-stress areas had action plans in 2023; 65% implemented plans in 2024
Energy savings from projects: 1.7% in 2023, 1.8% in 2024
Renewable energy production on-site: 0.4% in 2023, 0.7% in 2024
Installed photovoltaic panels on 5 sites in 2024
−39% carbon emissions (Scopes 1,2 & partial 3) vs 2019 as of 2024

Inclusion & Diversity

Articles

1979

Year Established

Marks the year the company was founded as a family-run provider of mechanical solutions.

$40M

Annual Revenue

Estimates the company's annual revenue, reflecting its status as a stable mid-sized contractor.

-30% greenhouse gas emissions

Emissions Reduction Target

Aims to reduce greenhouse gas emissions across all scopes by 2030 compared to the 2019 baseline.

-39% carbon emissions

Carbon Reduction Achievement

Achieved a 39% reduction in carbon emissions (Scopes 1, 2, and partial 3) as of 2024 compared to 2019.

€32.5 M impact financing

Clean Energy Investment

Mobilized significant funds for impact financing, specifically €32.5 million, to support sustainability initiatives in 2024.

Women in management

Percentage increase 2019-2024

Representation of women in management roles has doubled over the past five years.

30% water reduction

Water Consumption Reduction

Reduced water consumption by 30% between 2018 and early 2021 (equivalent to -112,000 m³).