As of November 9, 2026, Jobsy lists 3 principal engineer jobs in Mississauga, ON. The most active employers are Qualus, AECOM and Microchip - Canada. Skills often requested: leadership, communication skills, coaching and python.
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10+ YOECandidates need a bachelor's, master's or PhD in an engineering or materials discipline and 10+ years of experience with advanced battery or electrochemical energy storage products. They must have led multidisciplinary programs to commercialization and be able to influence teams and senior leadership.
Mechanical engineering, Chemical engineering, Electrical engineering, Materials science, ICT system integration, Assembly
AECOM: AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025.
6+ YOECandidates need a civil, structural, geotechnical, mining or related engineering degree, at least 6 years of rock tunnel or underground design experience, and a P.Eng. in Ontario or eligibility within one year. Strong rock mechanics and numerical analysis skills are required.
15+ YOECandidates need a mechanical engineering degree, at least 15 years of relevant experience (10 in nuclear), and a Professional Engineer licence in Ontario. They also need knowledge of pressure boundary codes and standards, power plant equipment experience, and experience with CNSC and TSSA regulators.