Senior Mechanical Process Engineer
AtkinsRéalis Canada Inc.Role Overview
AtkinsRéalis Canada Inc. is hiring a Senior Mechanical Process Engineer. This is a full-time role in Mississauga. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Job Description
Overview
AtkinsRéalis is looking to hire a Senior Mechanical/Process Engineer. The successful candidate will be responsible for preparing regulatory and code required documents required for registration and/or reconciliation of nuclear class systems and interfacing with AIA to complete the registration. Additional responsibilities include preparing process documents such as flow sheets and design specifications.
Your role
- Work within a team of engineers to prepare regulatory documents required for registration and reconciliation of nuclear class components and systems.
- Interfacing with AIA to complete system registration.
- Interface and support the Client in interactions with the regulator.
- Be able to prepare process documents such as flow sheets, specifications, etc.
- Support the delivery of project work within schedule and budget.
- Work with the team Lead to provide regular schedule updates.
- Support piping design team by providing process related input and review of stress reports and design drawings.
- Respond to the Client’s questions as it relates to code requirements, reconciliation and registration of nuclear class components and systems.
About you
- Engineering degree (in Mechanical, Chemical or related Engineering field), a minimum of 10 years of experience, with at least 3-5 years of nuclear experience.
- Registered or eligible to register as a Professional Engineer in the Province of Ontario.
- Experience working with CSA N285.0., particularly related to classification, registration and reconciliation
- Experience in system registration process and interfacing with AIA.
- Experience in working in multidiscipline engineering team and external customers.
- Experience in EPC project where control of schedule and budget are important to meet project goals.
- Knowledge of ASME Code Section III, ASME Code B31.1 is an asset.
- Strong communication skills, including delivering technical reports and specifications accurately and effectively.
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
AtkinsRéalis cares about your privacy. AtkinsRéalis and other subsidiary or affiliated companies of AtkinsRéalis (referred to throughout as “AtkinsRéalis”) are committed to protecting your privacy. Please consult our
Privacy Notice
on our Careers site to know more about how we collect, use, and transfer your Personal Data.
By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice.
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.
Worker Type
Employee
Job Type
Regular
At
AtkinsRéalis
, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.
Frequently Asked Questions
How do I apply for the Senior Mechanical Process Engineer position at AtkinsRéalis Canada Inc.?
Use the Apply button above to submit your application directly to AtkinsRéalis Canada Inc.. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Senior Mechanical Process Engineer position at AtkinsRéalis Canada Inc. located?
This position is based in Mississauga. AtkinsRéalis Canada Inc. has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Senior Mechanical Process Engineer at AtkinsRéalis Canada Inc. earn?
AtkinsRéalis Canada Inc. has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Senior Mechanical Process Engineer role at AtkinsRéalis Canada Inc. posted?
This role was posted on April 15, 2026 (55 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Senior Mechanical Process Engineer role at AtkinsRéalis Canada Inc. require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. AtkinsRéalis Canada Inc. lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
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