Micro Reactor Lead Engineer
Listed on 2026-08-30
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Engineering
Mechanical Engineer
Zap is advancing the next generation of nuclear power technology across fusion, fission and hybrid applications. Built on an integrated platform of high-energy-density physics and pulsed power, liquid metals and advanced materials, and compact, modular systems, Zap is building the foundational technologies needed to deploy the energy sources of the future.
About the OpportunityZap Energy is seeking aReactor Team Leadto support theZap Micro Reactor (ZMR) this role, you willleadan integratedproductteamthrough the full product lifecycle (design, testing, fabrication, commissioning, build) to deliver a liquid metalcooledfission reactor in support of Zap’s integrated nuclear mission.
The ideal candidate has extensive experience in mechanical engineering, including industry codes and standards(ASME BPVC), and familiarity with nuclear reactor design analysis methods and tools.
This role requiresidentifyingand solving ill-defined first-of-a-kind problems.
Being a team player is foundational to success in this role.
- Leadership :
Plan, organize and lead reactor engineering and hardware delivery,within an NQA-1 program,including: - Reactor Core
- Nuclear Fuel
- Reactor Internals
- Reactor Vessel
- Reactivity Control System
- Software V&V
- Integration of Design,Testing, and Safety Case Activities
- Development of Design Basis Documentation
- Line
Manager: Build out the Reactor team, includingexpertisein nuclear reactor analysis, fuel design and qualification, and high-temperature vessel design.
Act as line manager for your team.
Develop and monitor metrics to assess and improve team performance.
Own your team’s technical performance, delivery of scope, and their professional development. - Individual Contribution: Perform engineering analysis in support of Reactor development. Write high quality documentation with rigorcommensuratewith the stage of the project andrequiredquality level.
Plan and assign work packages to meet schedule milestones.
Review and approve engineering deliverables, including supplier the primary point of contact for theZMRReactor design basis. - Cross-Functional Collaboration: Work with design, testing, and integration teams to ensure design basis and safety basis are in-sync.
Identify and evaluate engineering trade-offs for design basisand safety-basis, especially when in conflict.
Identify key testing activities to simplify orgain confidence in the design.
Activelyidentifyareas for engineering and process improvement, including implementation of solutions. - Supplier
Collaboration:
Act as the technical representative for supplier collaborations. - Quality Assurance: Perform work within a graded quality assurance program.
Identify and implement right-sized solutions to increase efficiency in execution, especially for cross-organizational functions related to quality assurance.
- Education: Bachelor’s degree in Mechanical Engineering, Aerospace Engineering,Nuclear Engineeringor related field from an ABET-accredited program is required.
- Technical
Experience:
At least8years of experience in engineering and delivery of complex systems,including nuclear reactors, flight vehicles, and industrial plants. Preference toward advanced non-water-cooled nuclear reactors. - Technical
Skills:
Proficiency in mechanical design and analysis according to ASME Codes & Standard.
Proficiency in nuclear reactor physics, thermal hydraulics, and transient behavior. Experience using reactor analysis tools and software, including writing design and calculation reports.
Knowledge of modern software engineering practices and programming languages, such as Python. - Managerial
Experience:
At least 2 years of experience managing a team of three or more direct reports. - Communication: Excellent technical writing skills and the ability to clearly present complex information to both internal and external stakeholders, including regulators.
- Licenses/Certifications: A Professional Engineer (PE) license is a bonus.
- Strong commitment to safety, quality, and ethical standards in engineering, including the ability to infuse this commitment throughout the organization.
- Strong analytical and problem-solving skills with attention to detail.
- Se…
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