Mechanical Engineer jobs in Oshawa, ON

4 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Your role - Prepare and/or review design documents for Nuclear Power Plants, e.g., Design Calculation, Design Requirements, Assessments, Technical Specifications, Drawings, Bill of Materials, and System Code Classification. - Develop and implement Plant Outage Plans, Operation and...

Process Mechanical Engineer page is loaded## Process Mechanical Engineerlocations: CA.ON.Oshawa.1908 Colonel Samtime type: Full timeposted on: Posted Yesterdayjob requisition id: R-136341### Job DescriptionYour role within the team: Prepare and /or review design documents for Nuclear Power Plants, e.g., Design Calculation, Design Requirements, Assessments, Technical Specifications, Drawings, Bill...

A leading engineering consulting firm in Ontario seeks a Senior Engineer - Mechanical to take on critical engineering designs and projects. Candidates should possess at least 10 years of relevant experience, a P.Eng. designation, and strong knowledge of mechanical systems. The successful applicant will lead project management tasks, mentor junior engineers, and work collaboratively within a...

Posted Friday, January 2, 2026 at 5:00 AMAre you an experienced engineering professional eager to advance your career with a dedicated, community-focused, award-winning company? Tatham Engineering offers the opportunity to join a supportive team that values mentorship and provides challenging, rewarding work. Put your knowledge and experience to meaningful use in an environment where...

Help us build the future and we’ll help you build a rewarding and purposeful career. Our global network is made up of architects, designers, planners, engineers, and environmental scientists all working towards the same goal. Join a team that brings inspirational architecture, landscapes, townscapes and places to our world, and we’ll provide you unlimited space to grow. Job Description We are...

Location: 850 Champlain Ave, Oshawa, ON L1J 8R2 Pay: $30-33 Shift: Monday to Friday, 2:30pm to 11pm Shift Premium: 2nd Shift ($3) 3rd Shift ($4) Weekend ($3) Position Summary: EXPERIENCED TRUCK MECHANIC’S APPRENTICE LOOKING FOR A BETTER OPPORTUNITY? Penske is the right Company to enhance your current skillset and provide you with the support you need to succeed We have industry leading trucks,...

Location: 850 Champlain Ave, Oshawa, ON L1J 8R2 Pay: $30-33 Shift: Monday to Friday, 2:30pm to 11pm Shift Premium: 2nd Shift ($3) 3rd Shift ($4) Weekend ($3) Position Summary: EXPERIENCED TRUCK MECHANICu2019S APPRENTICE LOOKING FOR A BETTER OPPORTUNITY? Penske is the right Company to enhance your current skillset and provide you with the support you need to succeed!! We have industry leading...

We are so excited you are interested in our 310T Service Technician/Diesel Mechanic opportunities! We are interested in talking with 310T Service Technicians/Diesel Mechanics of all levels and backgrounds. Please reach out to find out more about the different roles of our 310T Service Technicians/Diesel Mechanics and the career path we can offer you. Winners Work Here! Premier Truck Group is...

Home District/Group: Kiewit Nuclear Solutions Department: Quality Market: Nuclear Employment Type: Full Time District Overview Kiewit Nuclear Canada is a comprehensive provider of engineering, project management, and construction services. We work across the nuclear sector, including small modular reactors and Department of Energy projects. Our expertise extends to power utilities, renewable...

A leading engineering services organization in Canada is seeking a mid-senior level engineer specializing in nuclear systems design. The ideal candidate will have an engineering degree, a minimum of 5 years in process systems analysis, and strong knowledge of nuclear codes. Key responsibilities include preparing design documents and ensuring regulatory compliance. This full-time position offers...

Senior Mechanical Designer page is loaded## Senior Mechanical Designerlocations: CA.ON.Oshawa.1908 Colonel Samtime type: Full timeposted on: Posted Todayjob requisition id: R- ### Job Description## OverviewCANDU Energy Inc./ AtkinsRéalis Nuclear Inc. is actively seeking a qualified Senior Mechanical Designer to support engineering roles for nuclear projects in major areas, such as, new build in...

A prominent engineering consulting firm in Guelph is seeking a Senior Engineer for their Mechanical Engineering department. This role involves designing mechanical systems for various projects, mentoring junior staff, and project management. Candidates should have P.Eng. certification in Ontario, a degree in Mechanical Engineering, and at least 10 years of experience. The position offers...

Location: 850 Champlain Ave, Oshawa, ON L1J 8C3 Pay: $42-44 Shift: Monday through Friday 2:30PM to 11:00PM Shift Premium: 2nd Shift ($3) 3rd Shift ($4) Weekend ($3) Position Summary: EXPERIENCED, LICENSED AND LOOKING FOR A COMPANY THAT RECOGNIZES YOUR VALUE? You are looking at the right company in Penske! We have industry leading trucks, technology, tools, and experts in the vehicle maintenance...

Join to apply for the Senior Engineer - Mechanical role at Tatham Engineering .Are you an experienced engineering professional eager to advance your career with a dedicated, community-focused, award-winning company? Tatham Engineering offers the opportunity to join a supportive team that values mentorship and provides challenging, rewarding work. Put your knowledge and experience to meaningful...

Mechanical Project Coordinator - rotation/shifts Location: Darlington, ON, CA Oshawa, ON, CA Requisition ID: Job Level: Mid Level Home District/Group: Kiewit Nuclear Solutions Department: Field Operations Market: Nuclear Employment Type: Full Time Position Overview Reporting to the responsible Project Manager, this role will support work within the DNNP. The Project Coordinator...

A leading engineering firm in Canada is seeking a qualified Nuclear Engineer to prepare and review design documents for Nuclear Power Plants. The ideal candidate will have significant experience in process-system design and a strong understanding of nuclear industry standards. Responsibilities include developing Plant Outage Plans and providing technical guidance to junior engineers. Candidates...

Select how often (in days) to receive an alert: Home District/Group: Kiewit Nuclear Solutions Department: Field Operations Market: Nuclear Employment Type: Full Time Position Overview District Overview Kiewit Nuclear Canada. is a full-service engineering, project management, and construction provider operating. Our experience and expertise span all aspects of the nuclear-related market...

A leading engineering firm based in Canada is seeking a qualified Senior Mechanical Designer to support nuclear project engineering. The role involves mechanical design, preparation of documents, and collaboration with engineering teams. Candidates should have a minimum of 10 years in the relevant field, proficiency in AutoCAD Plant 3D, and strong skills in interpreting PFDs and P&IDs. The...

A leading engineering firm in Durham Region, Ontario is hiring a Senior Mechanical Designer to support their nuclear projects. The role involves providing piping and mechanical design support, preparing technical documentation, and ensuring compliance with regulatory standards. Candidates must have a college diploma with a minimum of 10 years experience in mechanical design and proficiency in...

Overview CANDU Energy Inc./ AtkinsRéalis Nuclear Inc. is actively seeking a qualified Senior Mechanical 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. Duties This position requires working on fast paced...