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Intermediate Mechanical Engineering

  • Mississauga, ON
  • On-site
  • Posted Oct 15, 2026
  • 1 position

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Employment type
Full-time
Experience level
Mid-level · 2+ years
Minimum education
Bachelor’s degree
Apply by
Jan 1, 2027
Posting language
English
Working hours
40 hours per week

Job summary

Develop and review engineering designs and deliverables for nuclear and conventional systems, including calculations, specifications, drawings, procurement documents, and design change packages. Coordinate work scopes and collaborate with clients, suppliers, and multidisciplinary teams while supporting manufacturing, installation, testing, commissioning, and compliance with applicable requirements.

Job details

Job Description Are you looking for a company that works on major engineering projects all over the world? Do you want to make a difference by improving the daily lives of communities worldwide? Are you seeking to join an inclusive and diverse team that you can truly count on? You’ve come to the right place! Come join us in reshaping the future with AtkinsRéalis. AtkinsRéalis is dedicated to engineering a better future for our planet and its people. Job Description AtkinsRéalis is looking to hire an Intermediate Engineer. This position is suited to a self-motivated engineering professional who can work independently with appropriate guidance and collaborate effectively in a fast-paced, multidisciplinary team environment. The successful candidate will provide engineering services for nuclear power plant projects within a matrix organization. Job Responsibilities: Develop practical engineering solutions for modifications to nuclear and conventional systems, structures and components. Prepare and review engineering deliverables, including calculations, assessments, technical specifications, drawings, bills of material, test or commissioning procedures, equipment data sheets and design reports. Perform conceptual and detailed design activities, including equipment sizing and selection, system layout, design evaluation and resolution of technical issues. Prepare and review procurement-related documents, including engineering quotation requests, technical bid evaluations and vendor documentation. Support engineering change control activities and prepare design change packages in accordance with applicable client processes and procedures. Coordinate defined work scopes of moderate technical and commercial complexity; monitor progress and communicate status, risks and issues to project and engineering management. Support manufacturing, assembly, installation, testing and commissioning activities, and evaluate the completeness and status of delivered equipment. Conduct technical meetings, site walkdowns and visits to client or supplier facilities, as required. Interface with clients, suppliers, drafting personnel and other engineering disciplines to obtain information, resolve issues and maintain design integration. Ensure work complies with applicable codes, standards, regulatory requirements, quality programs, project requirements and schedules. Contribute to proposals, cost estimates and other project development activities. Provide technical guidance and support to junior team members, as appropriate. Why choose AtkinsRéalis as an employer? Because we offer: The opportunity to work on major projects for internal and external clients. An engaging environment where work-life balance is valued. A wide range of learning and development opportunities. Competitive pay, flexible benefits, an employee share plan and a defined contribution pension plan. A work environment focused on health and safety. About You Bachelor’s degree from an accredited university in mechanical, chemical, nuclear engineering or a related engineering discipline. A minimum of four years of relevant experience in mechanical, process, equipment or systems design within an industrial environment; nuclear industry experience is preferred. Experience preparing and reviewing engineering deliverables such as calculations, assessments, specifications, drawings, bills of material, test procedures or design reports. Understanding of engineering fundamentals, including process systems, equipment design, materials selection, mechanics of materials and component sizing or selection. Experience supporting procurement, vendor coordination, manufacturing, installation, testing or commissioning activities. Knowledge of applicable engineering codes, standards, regulatory requirements and quality assurance practices. Strong written and verbal communication, interpersonal and problem-solving skills. Ability to manage priorities, deliver results and work effectively in a multidisciplinary team environment. Willingness to travel to and work at client, project or supplier sites, as required. Registration as a Professional Engineer in Ontario, or eligibility to obtain registration, is preferred where required by the role. Additional preferred qualifications: Knowledge of CANDU nuclear power plant systems, equipment and components. Working knowledge of applicable nuclear and pressure-boundary codes and standards, such as CSA N285, CSA B51, ASME Section III, ASME Section VIII and ASME B31.1. Experience with pressure-boundary design, system code classification, licensing, design registration or interfaces with regulatory authorities. Experience with client engineering change control processes, procedures and related asset-management systems. Experience with analytical or engineering software tools. Experience working under nuclear power plant procedures, practices, security requirements or site qualifications. Strong presentation, leadership and customer-focused communication skills. Adaptability and effectiveness in a dynamic, team-oriented environment. Are you up for this challenge? Apply today and join our team to help engineer a better future for our planet and its people. About AtkinsRéalis Created by the integration of long-standing organizations dating back to 1911, AtkinsRéalis is a world-leading professional services and project management company dedicated to engineering a better future for our planet and its people. We create sustainable solutions that connect people, data and technology to transform infrastructure and energy systems. We deliver end-to-end services across the asset life cycle, including consulting, advisory and environmental services, intelligent networks and cybersecurity, design and engineering, procurement, project and construction management, operations and maintenance, decommissioning and capital. At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We believe that world-class talent is strengthened by these differences and by an inclusive workplace where everyone can contribute. AtkinsRéalis cares about your privacy. AtkinsRéalis and its subsidiary or affiliated companies are committed to protecting your personal information. Please consult the Privacy Notice on our Careers site to learn more about how we collect, use and transfer personal data. By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice. 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.

What you’ll do

Develop and review engineering designs and deliverables for nuclear and conventional systems, including calculations, specifications, drawings, procurement documents, and design change packages. Coordinate work scopes and collaborate with clients, suppliers, and multidisciplinary teams while supporting manufacturing, installation, testing, commissioning, and compliance with applicable requirements.

Requirements

A bachelor's degree in mechanical, chemical, nuclear, or a related engineering discipline and at least four years of relevant industrial design experience are required. Candidates should have experience preparing engineering deliverables, knowledge of engineering fundamentals and applicable codes and quality practices, and strong communication and teamwork skills; nuclear experience and Ontario professional engineer registration are preferred.

Benefits

  • Flexible Benefits
  • Employee Share Plan
  • Defined Contribution Pension Plan
  • Learning And Development Opportunities
  • Work-Life Balance

Listed skills

  • Engineering Drawings · Preferred
  • Project Coordination · Preferred
  • Quality assurance · Preferred
  • Regulatory Compliance · Preferred
  • Vendor Coordination · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Mechanical Engineering
  • Nuclear Systems Design
  • Engineering Calculations
  • Technical Specifications
  • Engineering Drawings
  • Equipment Sizing And Selection
  • Pressure-Boundary Design
  • Procurement Support
  • Vendor Coordination
  • Engineering Change Control
  • Testing And Commissioning
  • Regulatory Compliance
  • Quality Assurance
  • Project Coordination
  • Technical Communication
  • Multidisciplinary Collaboration
  • Bill Of Materials
  • Design Change Packages
  • Workplace Inclusivity
  • Technical Issues
  • Mechanics Of Materials
  • Energy Systems
  • Equipment Design
  • Self-Motivation
  • Adaptability
  • Intelligent Networks
  • Asset Management
  • ASME Boiler And Pressure Vessel Code (BPVC)
  • Customer Service
  • Communication
  • Procurement
  • Construction Management
  • Consulting
  • Cyber Security
  • Engineering Design Process
  • Engineering Management
  • Engineering Change Order
  • Leadership
  • Problem Solving
  • Professional Engineer (PE) License
  • Material Selection
  • Matrix Management
  • Project Management
  • Nuclear Engineering
  • Operations
  • Presentations
  • Process Architecture
  • Quotations
  • Security Requirements Analysis
  • Systems Design

Job areas

  • Engineering
  • Energy
  • Management & Leadership
  • Consulting
  • Mechanical Engineer
  • Mechanical Engineer (General)
  • Mechanical Engineers

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