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Director of Nuclear Island Development

blykalla • Sweden
Relocation
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AI Summary

Blykalla is seeking a Director of Nuclear Island Development to lead the transformation of a first-of-a-kind lead-cooled reactor into a licensable, manufacturable, modular product for fleet deployment. The role owns the integrated development of the Nuclear Island, including core design, reactor systems, safety analysis, licensing, testing, and industrialization. Candidates need 15+ years in heavily regulated hardware development, 10+ years in engineering leadership, and experience taking complex safety-critical products through to manufacturing and regulatory approval.

Key Highlights
Lead product development of the entire Nuclear Island for the SEALER lead-cooled reactor.
Own product architecture, technical quality, testing, licensing, and industrialization.
Build and lead the Nuclear Island Development engineering organisation.
Based in Stockholm, Sweden with relocation support.
Key Responsibilities
Own the technical quality, maturity and development of the complete Nuclear Island.
Develop a modular product architecture with clear system boundaries, standardised interfaces and reusable modules.
Ensure technical excellence across reactor physics, safety analysis, thermal hydraulics, shielding, criticality, computational methods and nuclear data.
Define development stages, maturity gates, qualification strategies, integrated test programmes, design freezes and product evolution.
Build testing and qualification into the development process from the beginning.
Ensure the Nuclear Island provides the technical substantiation required for the safety case and licensing.
Lead the Nuclear Island through prototype testing, manufacturing, first-article qualification, installation, commissioning and first criticality.
Engage strategic suppliers and manufacturing partners early to ensure production capabilities shape development decisions.
Build and lead the Nuclear Island Development organisation, recruiting ahead of need and developing strong technical leaders.
Establish clear ownership of modules, systems and interfaces while maintaining accountability for the integrated Nuclear Island.

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Technical Skills Required
Reactor Physics Safety Analysis Thermal Hydraulics
Benefits & Perks
Relocation support to Stockholm, Sweden

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Nice to Have
Nuclear industry experience, ideally from a reactor programme that was licensed, built and reached first criticality.
Knowledge of ASME Section III, NQA-1 and the 10 CFR framework.
Experience developing and industrialising FOAK (first-of-a-kind) hardware.
Experience using modularisation to enable factory assembly, supply-chain scalability and efficient deployment.
Experience building and growing engineering organisations.
Experience from aerospace, space, turbomachinery, oil and gas, advanced process industries or other highly regulated manufacturing environments.

Job Description

Blykalla is a global leader in advanced nuclear technology, commercialising the next generation of clean, reliable energy through its lead-cooled reactor, the SEALER. By combining decades of specialised research with world-class partners, Blykalla is building the backbone of the global AI and industrial economy. For more information, visit https://www.blykalla.com.We are developing a first-of-a-kind lead-cooled nuclear reactor, and we want it built as a product—not a one-off project. You will lead the development of the Nuclear Island, transforming an emerging reactor technology into a licensable, manufacturable, modular and repeatable product ready for fleet deployment.
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Job Overview
Posted Date Oct 16, 2026
Employment Type Full-time
Experience Level Not Applicable
Location Sweden
Category Programming
Company blykalla
Mentioned Skills
ai assembly esa prototypes technical expertise

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