Core Designer

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're seeking an senior core designer or core design methods developer to join our Nuclear Engineering & Safety team in Stockholm.

In this role, you will design and analyze fast reactor core configurations, optimize fuel loading patterns, develop associated

methods and contribute to safe, efficient, and economical operation of our nuclear reactors throughout their fuel cycles.

The senior core designer sits in the Nuclear engineering & safety team within Blykalla, and reports to the head of Nuclear

engineering & safety. We are a diverse team that is passionate about our work and our company.

You will be part of a highly skilled team with a can-do attitude. We value personal chemistry and strive to create a workplace

where you enjoy coming to. There are however a few things that we think will help for you to succeed in this role, these are:

• At least 5 years of industry experience in reactor core design, reactor physics, neutronics, fuel management, or associated

methods development including verification & validation of computational tools

• Familiarity with the full core design workflow including cross-section generation, uncertainty propagation, depletion analysis

and burnup-dependent reactivity feedback characterization

Joining our team means being part of a supportive and innovative environment where your ideas are valued and your expertise is

recognized. You will have the opportunity to work with industry leaders and contribute to the safe and sustainable use of nuclear

power.

We are proud to foster an inclusive workplace free from discrimination. We strongly believe that diversity of experience,

perspectives, and background will lead to a better environment for our employees and a better product. This is something we value

deeply, and we encourage everyone to be a part of changing the way the world thinks about power supply!

As part of our recruitment process, we conduct background checks on all candidates. We may also conduct reference checks to gain a

well-rounded understanding of your professional experience, performance, and ways of working. This includes both references

provided by you and, where relevant, conversations with other professional contacts who have worked closely with you. We strive to

be transparent about our reference-checking process and handle all personal data in accordance with applicable data protection

regulations. Any additional references will be sought with professional judgment and only when considered relevant to the role.

Note on AI Use: Blykalla may use AI technology to assist with certain administrative aspects of the hiring process, such as

note-taking, interview documentation, and reporting. However, every resume and application is reviewed directly by our recruiting

team. AI tools are used solely for operational support and do not influence candidate evaluation or hiring decisions.