St. Catharines, On Fitter Jobs – 9 Openings This Week

Welder/Fitter
Steelcon Group of Companies —St. Catharines, ON
- Full-time
- Schematics
- High school diploma or GED
- Organizational skills
- Dental care
- Paid time off
Quick apply
Stainless pipe fitter/welder
Central Fabricating & Welding —Beamsville, ON
- $30–$40 an hour
- Full-time
- Schematics
- Welding
- Mechanical knowledge
- Dental care
Quick apply
4d
Fitter
Steelcon Fabrication Inc. —St. Catharines, ON
- Full-time
- Heavy lifting
- Assembly
- In-person
- Dental care
- Paid time off
Quick apply
3d
Welders (Afternoon Shift Only)
Steelcon Fabrication Inc. —Welland, ON
- Full-time
- Schematics
- High school diploma or GED
- Organizational skills
- Dental care
- Paid time off
Quick apply
6d
HVAC Technician
ENERCARE —Niagara Falls, ON
- $39.08 an hour
- Full-time
- HVAC
- Mechanical knowledge
Quick apply
Metal Fabricator (Fitter)
E.S. Fox Limited —Port Robinson, ON
- $20.26–$38.22 an hour
- No experience needed
- High school diploma or GED
- Manufacturing
Journeyman Refrigeration Mechanic (313A)
Progressive Mechanical Ltd. —St. Catharines, ON
- $50–$60 an hour
- Full-time
- Schematics
- First Aid Certification
- Driving
Quick apply
Gas Fitter (G2) – HVAC Technician
Britain Mechanical Group —Fenwick, ON
- $25–$40 an hour
- Full-time
- Driving
- HVAC
- In-person
- Dental care
- Paid time off
Quick apply
2026-110 - HVAC Mechanic
District School Board of Niagara —St. Catharines, ON
- $34.97 an hour
- Full-time
6d

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Gas Technician
Immediate Response HVAC —Whitby, ON
Has a G class drivers license and a clean driving record. As a G2 gas technician on our team, you will be expected to attend residential and commercial…
$20–$35 an hour
Quick apply
HVAC Technician (Service & Install)
Belyea Bros —Toronto, ON
Provide a five-star experience on every call or make it right before leaving the customers home. Ensure customers heating, ventilation, and air-condition…
$38–$43 an hour
Quick apply

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fitter jobs near st. catharines, on

Welder/Fitter

Steelcon Group of Companies -
St. Catharines, ON

Quick apply

Job details

Permanent | Full-time

Qualifications

Schematics
Metal fabrication
High school diploma or GED
Organizational skills
Welding

Full job description

Company Overview

At Steelcon, we don’t just build steel structures; we’re shaping the future of the structural steel industry. As a trusted structural steel partner, we’re committed to excellence, innovation, and the growth of our people. If you’re driven, detail-oriented, and passionate about building a long-term career, Steelcon offers an exciting opportunity to grow and succeed.

Key Responsibilities

Weld steel components into complete assemblies by following blueprints, specifications, and weld symbols.
Plan layout and assembly operations by interpreting drawings and technical specifications.
Design and use jigs/fixtures for efficient, accurate assembly and welding operations. Perform cutting, forming, and welding using appropriate equipment while meeting production schedules.
Verify materials and finished products meet quality specifications through inspection.
Maintain welding equipment through cleaning, troubleshooting, adjustments, and routine maintenance.
Inspect welds, identify defects, and recommend corrective solutions to ensure compliance.
Select proper welding methods and equipment based on metallurgy and technical requirements.
Direct material handlers and other support personnel as needed.
Place and weld materials together, ensuring they meet strict quality control standards.
Interpret blueprints, drawings, and weld symbols to fabricate products.
Other duties as assigned.

Qualifications

Welder Trade Certification and/or CWB certification is required
2+ years of experience as a fitter/welder in steel fabrication or heavy manufacturing is required.
Ability to clearly interpret and understand blueprints, drawings, schematics and weld symbols.
Strong understanding of mechanical fitting/welding techniques.
Familiar with the set-up and operation of welding machines and other metal fabrication equipment.
Ability to meet the physical demands of the job including standing for long periods of time, lifting heavy loads of up to 50 pounds, etc.
Dexterity, attention to detail and organizational skills.
Must be safety conscious and adhere to safety processes and policies.

Location, Shift, Hours of Work & Working Conditions

Location: 23 Smith St., St. Catherines, ON L2P 3J7
We are actively hiring for both the day and afternoon shift, working 44 hours per week: Monday to Thursday 5:30 am to 5:15 pm and Monday to Thursday 5:30 pm to 5:15 am
May be required to work additional hours based on plant needs
Manufacturing floor environment with exposure to heat, noise, dust, and industrial equipment.
Requires standing, lifting, and walking throughout the shift.

Benefits:

Dental care
Life insurance
On-site parking
Paid time off
RRSP match
Vision care

Work Location: In person

Quick apply

Refine Your Search

fitter jobs in st. catharines, on

Welder/Fitter

Stainless pipe fitter/welder

Fitter

Welders (Afternoon Shift Only)

HVAC Technician

Metal Fabricator (Fitter)

Journeyman Refrigeration Mechanic (313A)

Gas Fitter (G2) – HVAC Technician

2026-110 - HVAC Mechanic

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