Principal Thermal Engineer

Our client, a global leader in renewable energy solutions, is seeking an exceptional Principal Thermal Engineer to join their advanced research and development division, remotely. This senior role is designed for an individual with profound expertise in thermodynamics, heat transfer, and fluid dynamics, focused on designing and optimizing thermal management systems for cutting-edge energy storage technologies. The ideal candidate will be a thought leader, capable of driving innovation, mentoring junior engineers, and contributing significantly to the company's technological roadmap.

You will be instrumental in developing solutions that enhance efficiency, reliability, and performance of our client's products, working from your home office. This is a fully remote position requiring a high degree of self-discipline and proactive communication, serving the needs of our operations originating from Centurion, Gauteng .

Lead the design, analysis, and optimization of thermal management systems for advanced energy storage devices and power electronics. Develop and validate complex thermal models using CFD and FEA software to predict system performance under various operating conditions. Conduct theoretical and experimental investigations to understand and improve heat transfer mechanisms and fluid flow characteristics. Define thermal requirements and specifications for new product development cycles.

Collaborate with cross-functional teams, including system architects, electrical engineers, and manufacturing specialists, to integrate thermal solutions seamlessly. Mentor and guide junior thermal engineers, fostering technical excellence and professional growth within the team. Stay abreast of the latest advancements in thermal engineering, materials science, and related fields, and propose innovative solutions. Author technical documentation, research papers, and patent applications related to thermal management technologies.

Troubleshoot and resolve complex thermal-related issues in existing and developmental products.

PhD or Master's degree in Mechanical Engineering, Chemical Engineering, or a closely related field with a specialization in Thermodynamics or Heat Transfer. 10+ years of hands-on experience in thermal engineering, specifically focusing on complex systems such as batteries, power electronics, or industrial cooling. Expertise in advanced CFD (e.g., ANSYS Fluent, STAR-CCM+) and thermal analysis tools. Demonstrated experience in experimental thermal characterization and validation.

Strong understanding of heat transfer principles, fluid mechanics, and material properties relevant to thermal performance. Excellent analytical, problem-solving, and critical thinking abilities. Proven ability to lead technical projects and mentor engineering teams. Exceptional written and verbal communication skills, essential for a remote role. Must be comfortable working independently and managing workload effectively from a remote location.

Our client offers a highly competitive salary and performance-based incentives, coupled with comprehensive health, dental, and vision insurance plans. As a fully remote position, this role offers unparalleled flexibility and work-life balance. Employees will have access to continuous learning opportunities, including online courses, conferences, and internal workshops. Our client fosters a culture of innovation and provides the necessary tools and resources for remote work success.

Additional benefits include a generous provident fund contribution, ample annual leave, and the opportunity to work on groundbreaking technologies that shape the future of energy. This role is connected to our Centurion, Gauteng hub but operates entirely remotely.