Napier-Reid is a leading supplier of engineered water and wastewater treatment systems located in Aurora, Ontario. Our team of highly trained specialists work across the globe solving unique water challenges. Since its inception in 1950, Napier-Reid has completed over 3,000 water and wastewater treatment contracts for both municipal and industrial clients in more than 40 countries.

With our commitment to the values of collaboration, innovation and sustainability, Napier-Reid strives to be a leading employer in the water and wastewater industry.

Plumber / Mechanical Installer – Water Treatment Systems

We are presently seeking a skilled and detail-oriented Plumber / Mechanical Installer to join our production team at Napier-Reid. In this role, the candidate will be primarily based in our fabrication shop, responsible for the fabrication, assembly, and installation of advanced water treatment skids. Occasional travel to client sites will be required for final installations, system integration, and field modifications.

The selected candidate will work closely with engineering blueprints, process and instrumentation diagrams (P&IDs;), and layout drawings to build high-quality mechanical systems. The ideal candidate will have extensive experience working with large-diameter PVC/CPVC piping, solvent welding (gluing), Pipe Fitting with class 150 and 3000 Stainless Steel Fittings and conducting system pressure testing.

Key Responsibilities

- Shop Fabrication & Assembly: Fabricate and assemble mechanical components, structural frames, and piping systems for industrial water treatment skids in a controlled shop environment.
- Piping Installation: Cut, fit, bevel, and glue large-diameter PVC, CPVC,



and other plastic piping systems using industry-standard solvent welding techniques.
- Blueprint & P&ID; Interpretation: Read, analyze, and precisely follow P&ID; drawings, mechanical blueprints, and isometric schematics to determine layout specifications and material lists.
- System Testing: Conduct hydrostatic and pneumatic pressure tests on completed piping assemblies to verify structural integrity and ensure leak-free operation.
- Modifications & Field Travel: Troubleshoot and perform modifications to installations and piping layouts in the shop. Travel to customer sites occasionally to assist with field installation, system start-up, and on-site adjustments.
- Quality & Repair: Inspect completed assemblies, identify defects, and execute necessary repairs or re-work to ensure full compliance with quality standards and system tolerances.
- Safety & Compliance: Maintain a clean, organized work environment and adhere strictly to all company safety protocols and standard operating procedures (SOPs).

Qualifications & Skills

- 3+ years of experience in industrial plumbing, pipefitting, or mechanical assembly, specifically focusing on process piping or skid fabrication.
- Proven experience solvent welding large-diameter plastic piping (e.g., 4" to 12"+ PVC/CPVC) and assembling threaded metal system.




- High proficiency in reading and executing layouts directly from P&IDs; and complex blueprints.
- Direct hands-on experience setting up and safely conducting hydrostatic pressure testing.
- Ability and willingness to travel occasionally to client sites as needed for project deployment.
- Ability to lift up to 50 lbs, stand for long periods, and work comfortably in both fabrication shop and field environments.

Preferred Credentials (Assets)

- Possession of a valid Plumbing / Pipefitting Journeyman License preferred.
- Relevant ASME certifications (e.g., B31.3 process piping standards or plastic/solvent welding qualifications).

Competitive salary and compensation including advantages and retirement plans are available. If you’re someone who’s looking for an opportunity to contribute and excel in a collaborative working environment, then this may be the role for you. The successful candidate will be an integral team member to a growing and dynamic engineering team and will thrive in a collaborative, fast-paced and inclusive environment using the latest technology. Napier-Reid provides an opportunity for driven individuals to grow their technical and qualified skill sets in a workplace that values family.

Please apply with a cover letter and resume indicating the job title in the subject line.

Napier-Reid is an equal opportunity employer and values diversity. AI is not used in our review or selection process. We appreciate the interest shown by all applicants, however, only those candidates will be contacted.

Pay: $28.00-$35.00 per hour

Benefits

- Extended health care
- On-site parking
- RRSP match

Work Location: In person

📌 Plumber/Mechanical Installer - Wastewater Treatment Systems (Aurora)
🏢 NAPIER-REID
📍 Aurora