[Remote] Mechanical Systems Design Engineer

Note: The job is a remote job and is open to candidates in USA. Deep Fission is a nuclear technology company pioneering the development of a revolutionary deep borehole pressurized water reactor. They are seeking a Mechanical Systems Design Engineer to support the engineering and design of surface mechanical systems for the reactor pilot project, contributing to the design for standard nuclear mechanical systems and ensuring effective coordination across multiple engineering disciplines.

Responsibilities

• Perform mechanical system engineering tasks for the development of Deep Fission’s surface facilities - from conceptual development through licensing, fabrication, construction, startup, and turnover
• Coordinates or prepares diagrams, specifications, procurement documents, and award recommendations
• Ensure effective coordination with the other engineering disciplines to maintain alignment on technical scope
• Advance designs rapidly in a dynamic environment, applying sound engineering judgment and calculated risk management
• Support interface activities between partner organizations and major subcontractors, participating in face-to-face events to create effective work and decision-making environments
• Contribute to general design coordination events such as mechanical system design reviews and in-person design workshops
• Promote a proactive nuclear safety culture across office and field-based activities
• Advocate for the Deep Fission company and its technology
• Participate in project planning (schedule and budgeting) and be prepared to commit to delivery against the project plan
• Provides assistance to project and construction management for mechanical system requirements, identifying issues as they arise during project execution

Skills

• 5+ years of experience in the relevant engineering discipline, including successful delivery of mechanical system designs
• Background in regulated environments such as nuclear, aerospace, defense, utility or industrial capital projects
• Bachelor's degree in Engineering or related technical field with a deep understanding of engineering fundamentals and modern design practices
• Understanding of nuclear QA programs (e.g., NQA-1), and compliance documentation
• Ability to perform in a design role supporting large design efforts with multiple interfaces and stakeholders
• Ability to maintain communication and stakeholder engagement in a virtual and hybrid team environment
• Ability to travel - candidate will be required to travel on a moderate basis depending on the project phase up to 20%
• Must be a U.S. person eligible to meet DOE Export Control requirements under 10 CFR 810
• Licensed Professional Engineer (PE) or pursuing professional registration is a plus
• Experience with SMRs, Gen IV technologies, or first-of-a-kind nuclear reactor development
• Demonstrated experience navigating NRC or DOE regulations. Strong understanding of nuclear QA programs (e.g., NQA-1), and compliance documentation
• Background in nuclear construction, site development, or commissioning of safety-related systems
• Proficiency with engineering software tools, AI-enabled platforms

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