Company Overview Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world’s transition to clean energy, with the ultimate goal to dramatically improve people’s quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high-temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables. Job Summary Kairos Power is seeking a highly motivated Systems Engineer III to support the development and integration of advanced nuclear energy systems. In this role, you will apply disciplined systems engineering methods to translate program objectives, stakeholder needs, and design inputs into clear, verifiable technical requirements and integrated system solutions. You will develop and maintain requirements, functional architectures, system architectures, interfaces, and verification strategies across multiple levels of the product and plant architecture. You will work closely with engineering disciplines, project management, licensing, quality, operations, suppliers, and external partners to identify integration concerns and resolve cross-functional technical issues. The role will lead focused systems engineering activities, coordinate multidisciplinary technical reviews, evaluate the system-level impacts of proposed changes, and support the management of technical risks, assumptions, issues, and dependencies throughout the engineering lifecycle. You will also mentor less-experienced engineers and contribute to the continuous improvement of Kairos Power systems engineering processes, tools, templates, training, and command media. Responsibilities Develop, allocate, maintain, and trace technical requirements across multiple levels of product and plant architecture. Translate program objectives, stakeholder needs, design inputs, and regulatory con