Mechanical Engineer jobs in Ottawa, ON

As of November 7, 2026, Jobsy lists 16 mechanical engineer jobs in Ottawa, ON. The most active employers are AECOM, Stantec and Worley. Skills often requested: mechanical engineering, p.eng., communication skills and documentation.

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• 5d

  Senior Mechanical Engineer, Onsite role in Kanata

  Ottawa, ON

  Full Time

  CC

  Ciena Canada ULC

  10+ YOECandidates need a Bachelor's degree in Mechanical Engineering and 10+ years of mechanical design experience in telecom, datacom or electro-optics. They need CAD skill in Creo Parametric and experience with metal, plastic and die-cast parts.

  Creo Parametric, CAD software

• 10d

  Mechanical Engineer Intermediate

  Ottawa, ON

  T

  TalentSphere

  5+ YOECandidates need a mechanical engineering degree or technology qualification and about 5 to 10 years of building systems design experience. Strong HVAC and plumbing knowledge, AutoCAD proficiency, and a P.Eng. or progress toward PEO registration are preferred.

  AutoCAD, Revit, BIM

• 11d

  Mechanical Engineer

  Ottawa, ON

  On-siteFull Time

  

  RBR Ltd.

  8+ YOECandidates need a mechanical engineering degree and 8+ years of product development experience. They must know engineering fundamentals, work with FEA or CFD tools, and use 3D CAD, with SolidWorks preferred.

  SolidWorks

• 14d

  Mechanical Engineer

  Ottawa, ON

  $35–$40/hrContract

  

  Actalent: Actalent is an operating company of Allegis Group, the global leader in talent solutions.

  Candidates need hands-on experience with Siemens NX or other CAD software and with 3D mechanical parts and assemblies. Experience exporting CAD models to STEP files, validating 3D geometry, and managing files with strong attention to detail is also required.

  Siemens NX, STEP

• 27d

  Mechanical Engineer

  Ottawa, ON

  $85k–$110k/yrFull Time

  

  Hays

  Candidates need a bachelor's degree in mechanical engineering and a P.Eng., EIT, or active pursuit of licensure. Consulting experience with HVAC and plumbing design, Canadian building projects and strong technical report writing are required, and existing-building experience is a strong asset.

  HVAC, Plumbing, Mechanical engineering, Documentation, Budget management, Scheduling

• 27d

  Intermediate Mechanical Engineer (PI)

  Ottawa, ON

  $100k–$120k/yr

  

  emergiTEL Inc.

  5+ YOECandidates need a mechanical engineering degree, five years of relevant experience, and Professional Engineer status or eligibility. Finite element analysis in SolidWorks or similar tools is required.

  SolidWorks

• 29d

  Mechanical Engineer - Thermal Design

  Ottawa, ON

  On-siteFull Time

  

  Dominion Dynamics

  4+ YOECandidates need a Mechanical Engineering or related degree and 4 to 7 years of thermal design experience for electronics. They must know SolidWorks, thermal simulation software, heat transfer, thermal test methods and MIL-STD-810.

  SolidWorks, ANSYS Icepak, ANSYS Fluent, Simcenter FloTHERM, SolidWorks Flow Simulation, thermocouples

• 29d

  Mechanical Engineer

  Ottawa, ON

  Full Time

  

  Inviro Engineered Systems: INVIRO is a full-service Canadian engineering firm specializing in mechanical and electrical systems, along with sustainability consulting.

  6+ YOECandidates need a mechanical engineering degree, a P.Eng designation and six or more years of building mechanical design experience. They should know the National and Ontario building codes, work well independently and in teams, and communicate clearly.

  Electrical engineering, Manage several projects, LEED, Regulatory compliance, Mechanical engineering, P.Eng.

• 29d

  Senior Mechanical Engineer

  Ottawa, ON

  On-siteFull Time

  

  Stantec

  10+ YOECandidates need a P.Eng. in Ontario, a mechanical engineering degree and at least 10 years of buildings consulting experience. Strong English writing, knowledge of building codes, and AutoCAD and Revit MEP skills are also required.

  Revit MEP, AutoCAD

  29d

  Mechanical Engineer - Fire Suppression

  Ottawa, ON

  On-siteFull Time

  

  Stantec

  5+ YOECandidates need a mechanical engineering degree, a P.Eng. in Ontario, and at least 5 years of consulting experience in buildings. They also need strong AutoCAD and Revit MEP skills, knowledge of building codes, and the ability to obtain PSPC Secret clearance.

  AutoCAD, Revit MEP

• 29d

  Senior Mechanical Engineer

  Ottawa, ON

  $105k–$170k/yrOn-siteFull Time

  

  Mission Control Space Services

  8+ YOEMission Control Space Services needs candidates with a Bachelor's or Master's in mechanical or aerospace engineering and 8 to 12+ years of aerospace design experience. They must have delivered flight-ready hardware, use FEA tools such as ANSYS or NASTRAN, and have hands-on environmental testing experience.

  ANSYS, NASTRAN, Thermal Desktop

• 29d

  Senior Mechanical Engineer - Defence Sector

  Bedford, NS +7

  $135k–$160k/yrFull Time

  

  AtkinsRéalis

  10+ YOECandidates need a mechanical engineering degree, a Professional Engineer (P.Eng) licence or eligibility in Canadian provinces, and 10+ years of design experience with National Defence projects. Strong knowledge of mechanical building systems, building codes and consulting project management is also required.

  Mechanical engineering, HVAC, Plumbing, Building automation, Project management principles, Quality assurance

• 29d

  Intermediate Mechanical Engineer (Irradiators)

  Ottawa, ON

  Full Time

  NC

  Nordion (Canada) Inc.

  5+ YOECandidates need a mechanical engineering degree, at least five years of mechanical engineering experience, and a Professional Engineer designation or eligibility within two years. They also need strong stress analysis, equipment troubleshooting and communication skills, and must complete Nuclear Energy Worker training.

  Engineering principles, Design process, Process improvement, Mechanical engineering, Problem solving, P.Eng.

  29d

  Intermediate Mechanical Engineer

  Ottawa, ON

  Full Time

  NC

  Nordion (Canada) Inc.

  3+ YOECandidates need a mechanical engineering degree, ideally three or more years of relevant experience, and eligibility for Professional Engineer accreditation. They must be able to design and test mechanical and electromechanical equipment, document processes, and explain technical topics clearly to non-engineers.

  automated welding equipment, leak testing equipment

  29d

  Senior Mechanical Engineer (TPSS)

  Ottawa, ON

  Full Time

  NC

  Nordion (Canada) Inc.

  7+ YOECandidates need a mechanical engineering degree, at least 7 years of relevant mechanical engineering experience, and a Professional Engineer designation or eligibility for it. They must complete Nuclear Energy Worker training and communicate technical findings clearly in writing and verbally.

  SolidWorks, ANSYS

• 29d

  Mechanical Engineer

  Ottawa, ON

  $75k–$110k/yr

  

  Spaceium

  Candidates need a bachelor's degree in mechanical engineering or a related field, experience with 3D CAD tools, and knowledge of materials, manufacturing processes and GD&T. Experience with version control and FEA tools, and a strong, curious approach to solving hard engineering problems, are also valued.

  SolidWorks, NX, ANSYS, Nastran

13 companies