Senior Mechanical CAD Designer

AtkinsRéalis; Mississauga; Hybrid; CAD 110,000 - 150,000; Full time

Benefits offered by this job

Hybrid working culture

Competitive compensation

Training & professional development

Flexible benefits

Job summary

AtkinsRéalis in Canada seeks a Senior Mechanical/Piping Designer to support nuclear projects, including new builds in Ontario and refurbishment efforts. You will lead complex design activities, coordinate multi-disciplinary teams, and ensure deliverables meet codes and project specs.

The role requires advanced CAD proficiency (AutoCAD, Plant 3D, MicroStation, Navisworks, SolidWorks) and a track record of mentoring junior designers in a fast-paced environment with a hybrid working culture.

Qualifications

• College diploma or equivalent and at least 10 years in mechanical design and drafting.
• Strong mechanical/piping design experience with nuclear industry familiarity.
• Experience leading design teams and coordinating multidisciplinary projects.
• Knowledge of CSA, ASME and client-specific standards is an asset.
• Proficiency in AutoCAD, Plant 3D, MicroStation, Navisworks, and SolidWorks.

Responsibilities

• Lead and coordinate mechanical/piping design activities across projects with minimal supervision.
• Prepare, check, and coordinate 3D models, 2D drawings, layouts and deliverables.
• Provide mentorship and oversight to junior designers.
• Review and approve design deliverables for codes, standards and project specs.
• Enforce CAD and modelling standards and support QA procedures.
• Coordinate interfaces between engineering, design, procurement, construction and client teams.

Skills

Mechanical design

Piping design

Team leadership

Nuclear industry experience

CSA/ASME standards

AutoCAD

AutoCAD Plant 3D

MicroStation

Navisworks Manage

SolidWorks

Hexagon Smart 3D

Mentoring

Education

College diploma or equivalent

Tools

AutoCAD

AutoCAD Plant 3D

MicroStation

Navisworks Manage

SolidWorks

Hexagon Smart 3D/S3D

Job description

Overview

CANDU Energy Inc./AtkinsRéalis Nuclear Inc. is actively seeking a qualified Senior Mechanical/Piping Designer to support engineering roles for nuclear projects in major areas, such as, new build in the province of Ontario, international new builds, refurbishment, and continuous plant operation support modifications for nuclear power plants.

CANDU Energy Inc./AtkinsRéalis Nuclear Inc. is actively seeking a qualified Senior Mechanical/Piping Designer to support engineering roles for nuclear projects in major areas, such as, new build in the province of Ontario, international new builds, refurbishment, and continuous plant operation support modifications for nuclear power plants.

Your role

Duties

This position requires working on fast paced technically complex projects in the nuclear industries. Typical duties and essential functions will include but not be limited to the preparation, design, modification, coordination, and/or review of the following:

• Lead and coordinate complex mechanical/piping design activities across multiple projects with minimal supervision, ensuring quality, consistency, and adherence to project requirements.


• Prepare, check, and coordinate high-complexity 3D models, 2D drawings, layouts, and design deliverables.


• Provide technical guidance, mentorship, and oversight to junior and intermediate designers, promoting knowledge sharing and professional development.


• Review and approve design deliverables, drawings, 3D models, and construction packages for compliance with applicable codes, standards, CAD requirements, and project specifications.


• Enforce applicable CAD, drafting, modelling, and project standards, and support updates to procedures, work instructions, templates, and quality checklists.


• Coordinate multidisciplinary interfaces between engineering, design, procurement, construction, and client teams to resolve technical issues and ensure project alignment.


• Support project planning, including estimates, schedules, resource forecasting, progress tracking, and proposal inputs.


• Monitor CAD/drafting progress against budgets, schedules, and deliverable plans; identify risks, issues, and corrective actions.


• Lead model reviews, design reviews, constructability reviews, clash resolution sessions, and site/system walkdowns as required.


• Act as the primary design focal point for clients, stakeholders, and project teams, ensuring timely resolution of design-related issues.


• Drive continuous improvement in CAD standards, design processes, 3D modelling practices, procedures, templates, and quality checklists.

About You

• College diploma or equivalent work experience with a minimum of 10 years in mechanical design and drafting.


• Strong mechanical/piping design experience is required.


• Demonstrated experience leading design teams and coordinating multidisciplinary engineering projects in a fast-paced environment.


• Nuclear industry experience and familiarity with CSA, ASME, and client-specific standards are considered strong assets.


• Working knowledge in AutoCAD, AutoCAD Raster Design, AutoCAD Plant 3D, Micro Station, Navisworks Manage and SolidWorks.


• Strong understanding of design execution processes, quality management systems, and engineering deliverable requirements.


• Advanced proficiency with Hexagon Smart 3D/S3D is required.


• Ability to take marked up engineering drawings and incorporate changes into AutoCAD files.


• Proven ability to mentor designers, perform technical reviews, and manage competing priorities while meeting project schedules.


• Excellent interpersonal skills with the ability to work with staff in a team environment as well as independently.


• Excellent leadership, communication, and stakeholder management skills.

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.