Sr. Piping Engineer - Design

AtkinsRéalis; Mississauga; Hybrid; CAD 120,000 - 150,000; Full time

Job summary

AtkinsRéalis is seeking an experienced Piping Engineer to lead design and drafting activities on a Canadian nuclear EPC/EPCM project. You will develop piping plans, review P&IDs, and deliver 3D models and isometrics while coordinating with stress teams and stakeholders.

Ideal candidates have 10–15 years in mechanical/piping engineering, Ontario P.Eng, and strong knowledge of CSA/ASME standards. The role supports a hybrid work model and QA-focused delivery.

Qualifications

• Degree in Mechanical Engineering with 10–15 years experience (5–8 years nuclear piping).
• Registered P.Eng in Ontario; EPC/EPCM project exposure.
• Knowledge of CSA N285, ASME codes, piping specs, P&IDs and design docs.

Responsibilities

• Develop and conceptualize piping plans, details, and sections for construction and fabrication.
• Review scope docs, P&IDs and design docs; summarize design changes.
• Prepare piping layouts and GA, isometrics, and piping supports per standards.
• Collaborate with drafters/designers to produce 2D drawings and 3D models.
• Provide design inputs to piping stress team and coordinate reviews.
• Plan and manage drafting tasks to meet schedule and quality goals.
• Identify cost-effective, technically compliant design solutions.
• Check 3D models and piping drawings for accuracy and compliance.
• Support TSSA registration for pressure boundary modifications; coordinate interfaces.
• Interface with customer reps and project stakeholders; update on progress and risks.
• Mentor junior engineers and drafters; maintain qualification records.

Skills

Piping design & drafting

2D drafting & 3D modelling

P&IDs & piping layouts

Regulatory interface (TSSA)

Project coordination

Mentoring juniors

Quality assurance & QA

Education

Mechanical Engineering degree

Tools

3D modelling software

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.

This position will report into Technical Manager Piping on Cernavoda 1 EPC project.

Your role

Responsibilities (includes, But Not Limited To)

• 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 lifestyle needs.

Make the most of diverse opportunities for training and professional development to grow your skills and expertise.

And take advantage of our hybrid working culture and generous time-off policies to balance a fulfilling career with your personal life.

Be rewarded. Find out more.

About AtkinsRéalis

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's'infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

Additional information

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Appropriate accommodation will be provided upon request throughout the recruitment and hiring process as required by Company policy and the Accessibility for Ontarians with Disabilities Act (AODA).

Successful applicants will be notified about AtkinsRéalis' accommodation policies at the time the employment offer is extended, and the information will be shared with new personnel during the onboarding process.