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AtkinsRéalis

Senior Mechanical Engineer - Defence Sector

Sorry, this job was removed at 11:00 a.m. (PST) on Tuesday, Feb 10, 2026
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In-Office or Remote
9 Locations
In-Office or Remote
9 Locations

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Job Description

Overview

Our Mechanical Engineering Group in Atlantic Canada is looking for a Senior Mechanical Engineer to join our growing team based in one of our available office locations in either Halifax, Ottawa, Toronto-GTA, Sudbury, Winnipeg, Calgary or Vancouver. In this role you will be responsible for the design and execution of projects with a focus on serving our National Defence Portfolio for upgrade and expansion of buildings and related base infrastructure across Canada. Subject matter expertise in mechanical building systems including HVAC, plumbing, fire protection, building automation and sustainable building initiatives will set you apart. Project experience should include training centers, vehicle and fleet maintenance, research laboratories, operational headquarters, personnel accommodation and ancillary facilities. Infrastructure experience with Energy Centre’s, district energy distribution, piped site utilities for industrial liquid and gases will be an additional asset. The successful candidate will also be responsible for developing and maintaining new and existing clients, coordinating skill sets with other offices and disciplines, and satisfying customer requirements. Please note that this position is open to build candidate pool for future opportunities.

Your role
  • Lead role for the mechanical engineering commitments in accordance with scope, schedule, budget and procedures to ensure successful project completion.
  • Resolving complex design/project execution issues through the development of innovative solutions as required. Apply Project Management principles on management of own projects and of team members.
  • Manage mechanical staff resources assigned to projects, mentor continuous development and participate in opportunities to recruit new team members.
  • Providing technical guidance and quality assurance to mechanical staff to ensure the technical adequacy of mechanical engineering project work.
  • Participating in the preparation of estimates and project proposals (or coordinating resources to do so) and approving the estimates for Mechanical Engineering.
About you
  • University Degree in Mechanical Engineering. Registered as a Professional Engineer (P. Eng) with eligible for registration with multiple provinces in Canada.
  • 10+ years of relevant design experience a must with significant exposure to National Defence projects. Must have experience in selection and specification of mechanical building system and related site utilities. Working knowledge of all applicable building codes and industry standards.
  • Experience in a consulting engineering environment, managing time, resources, and budget allocations.
  • Strong client focus, including taking initiatives for Business Development, Marketing, and responding to RFPs.
  • Willing to occasionally travel to project sites within Canada.
  • Ability to obtain CISD Level II (SECRET) Clearance.
Reward & 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.

Expected compensation for this role is between Pay Range $135,000 - $160,000 annually (Only Applicable to British Columbia). Base salaries are determined according to several parameters like skills, experience, and potential impact on the role. Internal and external competitiveness are also taken into account in our offers.

Worker TypeEmployee

Job TypeRegular

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.  

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