Senior Core Design Engineer, Nuclear Reactors (Stockholm)

Blykalla; Stockholms kommun; On-site; SEK 636,000 - 848,000; Full time

Job summary

Blykalla in Stockholm seeks a senior core designer or core design methods developer to design and optimize fast reactor core configurations for our lead-cooled SEALER designs. You will perform neutronic analyses, develop models, and contribute to safe, economical operation across fuel cycles.

The role requires a Master's degree in nuclear engineering or physics, 5+ years in reactor design, experience with Monte Carlo transport codes, and strong written communication.

Qualifications

• Master's degree in nuclear engineering or physics or a related field.
• At least 5 years of industry experience in reactor core design, reactor physics, neutronics, or related methods development.
• Excellent analytical, problem-solving and technical writing skills.
• Fluency in English; Swedish language skills are a plus.

Responsibilities

• Design and optimize reactor core variants for fast reactor designs.
• Perform neutronic and burn-up analysis using industry-standard and new codes.
• Develop and validate core design models and methodologies.
• Prepare technical documentation, design reports and licensing submittals.
• Stay current with advances in core design, computational methods and regulatory requirements.

Education

Master's degree in nuclear engineering or related field

Tools

Monte Carlo neutron transport codes

Job description

Blykalla in Stockholm seeks a senior core designer or core design methods developer to design and optimize fast reactor core configurations for our lead-cooled SEALER designs. You will perform neutronic analyses, develop models, and contribute to safe, economical operation across fuel cycles.

The role requires a Master's degree in nuclear engineering or physics, 5+ years in reactor design, experience with Monte Carlo transport codes, and strong written communication.