Lead Nuclear Chemistry Systems Engineer

Blykalla; Stockholms kommun; On-site; SEK 900,000 - 1,100,000; Full time

Job summary

Blykalla in Stockholm seeks an experienced Nuclear Chemistry System Engineer to own the chemistry of SEALER's fluid systems, from molten lead to water-steam chemistry. You will define the chemistry envelope and translate requirements into practical engineering solutions across instrumentation and systems.

Join a multidisciplinary team and contribute to safety analyses, startup/shutdown strategies, and collaboration with suppliers and research partners.

Qualifications

• 5+ years of professional experience in industrial or nuclear chemistry.
• Degree in chemistry, chemical engineering, materials, nuclear engineering, or a related field.
• Strong understanding of high-temperature chemistry, corrosion mechanisms, and interactions between coolant chemistry and materials.
• Experience with chemistry instrumentation, measurement, or sampling systems.
• Ability to translate chemistry requirements into system-level engineering solutions.
• Comfortable writing technical specifications and working with suppliers, researchers, and engineers from other disciplines.
• Fluent in English, spoken and written.
• Fluency in Swedish is a plus.

Responsibilities

• Define chemistry requirements for primary lead loop and secondary water-steam systems in collaboration with Materials team.
• Develop systems and instrumentation to monitor and control chemistry, including oxygen control and impurity management.
• Lead trade-off studies on chemistry control strategies and monitoring technologies.
• Collaborate with suppliers and academic/industrial partners on instrumentation and lead chemistry.
• Support chemistry-related operating strategies for startup, normal operation, shutdown, and abnormal conditions.
• Work with Nuclear Waste System Engineer on chemistry inputs like polonium and impurity streams.
• Contribute to safety analyses for chemistry-related events.

Skills

Industrial/nuclear chemistry

High-temperature chemistry

Chemistry instrumentation

English fluency

Swedish language (plus)

Education

Degree in chemistry, chemical engineering, materials, nuclear engineering

Tools

Instrumentation systems

Sampling systems

Job description

Blykalla in Stockholm seeks an experienced Nuclear Chemistry System Engineer to own the chemistry of SEALER's fluid systems, from molten lead to water-steam chemistry. You will define the chemistry envelope and translate requirements into practical engineering solutions across instrumentation and systems.

Join a multidisciplinary team and contribute to safety analyses, startup/shutdown strategies, and collaboration with suppliers and research partners.