Sr. Piping Engineer - Design

slihrms; Mississauga; On-site; CAD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation

Flexible benefits

Employee recognition

Job summary

AtkinsRéalis is seeking a Senior Piping Engineer with extensive nuclear experience in Canada. You will design and regulate piping layouts, sections, isometrics, and 3D models, coordinating with multidisciplinary teams to ensure compliance with CSA N285, ASME, and project standards.

Role includes leading drafting tasks, providing field and regulatory support, and mentoring junior engineers while ensuring timely, quality deliverables in a dynamic EPC environment.

Qualifications

• Degree in Mechanical Engineering with substantial piping design background.
• 10-15 years total experience; 5-8 years in nuclear piping systems.
• Registered Professional Engineer in Ontario or eligible for registration.
• Strong knowledge of piping specs, design inputs, and project standards.

Responsibilities

• Develop and conceptualize piping plans, details, and drawings.
• Review scope documents and P&IDs, prepare design change presentations.
• Prepare piping layouts and deliverables per standards and project specs.
• Collaborate with drafters to produce 2D and 3D models for modifications.
• Coordinate with piping stress team and manage drafting tasks.
• Ensure QA compliance and interface with regulatory bodies.

Skills

Piping design

3D modelling

Communication

Team leadership

Regulatory knowledge

Education

Bachelor of Mechanical Engineering

Professional Engineer (PEng) in Ontario

Tools

P&IDs

AutoCAD/3D Modelling

Piping Isometrics

CSA N285 knowledge

Job description

Job Description

Overview

AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear industry in Canada and around the world since for more than 60 years. We are proud to be the steward of Canadian CANDU nuclear technology.

Your role

• Develop and conceptualize plans, details, and drawing sections to clearly communicate construction and fabrication requirements.
• Review scope documents, P&IDs, and supporting technical documentation (e.g., assessment reports, design requirements, design manuals, piping specifications, system and code classification lists), and prepare presentation materials summarizing design changes and impacts.
• Prepare and develop piping layouts and design deliverables, including general arrangement, isometric, and piping support drawings, in accordance with P&IDs, design inputs, applicable standards, and project specifications.
• Collaborate with drafters/designers to produce 2D drawings and 3D models for approved modifications and design changes.
• Provide design inputs to the piping stress team and coordinate reviews; address comments and support timely comment disposition.
• Plan, assign, and manage the distribution of drafting and 3D modelling tasks to support schedule and quality objectives.
• Identify cost-effective, technically compliant solutions to design challenges.
• Perform checking and back-checking of 3D models and piping drawings to verify accuracy, completeness, and compliance with project standards.
• Support the preparation of TSSA registration packages for pressure boundary modifications and coordinate technical interfaces with regulatory bodies.
• Ensure orderly coordination and document control by reviewing design inputs and outputs at all stages of the design process.
• Interface with customer engineering representatives (SNN) and project stakeholders, as required, to support design alignment and issue resolution.
• Provide management with timely updates on schedule, technical progress, risks, and deliverable status for assigned scopes.
• Provide timely engineering responses and technical resolutions to critical design and field issues.
• Attend site visits, walkdowns, and project meetings, as required.
• Ensure engineering deliverables are completed on time and in accordance with the applicable QA program, codes, standards, regulations, and procedures, with a strong focus on quality.
• Mentor and provide technical guidance to junior engineers, designers, and drafters.
• Maintain valid personal qualification records and complete required training within timelines.
• Participate in interdisciplinary model reviews (3D model reviews/clash detection) and coordinate piping interfaces with mechanical, civil/structural, electrical, I&C, and HVAC disciplines.
• Incorporate constructability, accessibility, maintainability, and ALARA considerations into piping routing and support design, including field installation constraints.
• Develop and verify material take-offs (MTOs) and support procurement through BOM reviews, technical queries, and vendor drawing reviews, as required.
• Provide field engineering support during installation, including responding to RFIs, reviewing field changes, and ensuring as-built documentation is captured and issued.

About you

Qualifications (includes, but not limited to):

• Degree in Mechanical Engineering from an accredited university with a minimum of 10-15 years of experience (minimum 5-8 years in the nuclear industry as Piping Engineer working on nuclear piping systems).
• Experience in working on EPC and/or EPCM projects.
• Registered Professional Engineer in the Province of Ontario and member in good standing.
• Strong knowledge of CSA N285, ASME B31.1, ASME B16.5, ASTM materials, ASME/ANSI PS-15-69 and ASME Sec III Div. 1 requirements.
• Strong working knowledge of piping specifications, administrative and technical practices, design instructions, Flow Diagrams, P&IDs, and interpreting vendor information.
• Experience in the generation of Site / Plot Plans, Piping General Arrangement Drawings, Piping Plans/Layouts, Piping Isometrics, Sections/Details, Pipe Support Details, Piping Bills of Material.
• Ability to conceptualize design details independently with minimal supervision or instructions from Engineers.
• Experience in pressure boundary systems and TSSA registration is an asset.
• Knowledge of Pressure Boundary Modifications.
• Good written and oral communication and interpersonal skills.
• Results driven individual with an ability to work in a dynamic team environment.

Rewards & benefits

Explore the rewards and benefits that help you thrive - at every stage of your life and your career at AtkinsRéalis in Canada. Enjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifest