Senior Nuclear Consultant

At Vysus Group, we are entering an exciting period of growth and innovation. We partner with organisations across the global nuclear sector, delivering specialist engineering, safety, licensing, risk and operational excellence services that support the safe, reliable and sustainable application of nuclear technology.

As the nuclear industry advances through life extension programmes, new nuclear build projects and the rapid development of Small Modular Reactors (SMRs), we are expanding our Rotterdam-based nuclear team to support an increasing number of high-profile projects across Europe.

The Role
As a Senior Nuclear Consultant, you will lead and deliver technically challenging assignments across nuclear safety, licensing, risk assessment and operational safety. Working with clients that include nuclear power plant operators, SMR developers, engineering organisations, research institutions and regulatory authorities, you will provide expert guidance and contribute to projects that are shaping the future of the nuclear industry.

In addition to technical leadership, you will support business development activities, build client relationships, mentor junior consultants and contribute to the continued growth of Vysus Group's nuclear capabilities across Europe and beyond.

Key Responsibilities

Lead and perform deterministic and probabilistic safety assessments (DSA and PSA).

Support and deliver nuclear licensing activities, including safety cases, PSARs, SARs and regulatory submissions.

Lead engineering and design reviews from a nuclear safety perspective.

Conduct and oversee hazard assessments, including internal hazards, external hazards, radiation protection and severe accident analyses.

Support emergency preparedness, operational safety and risk management projects.

Develop operating procedures, technical documentation and engineering guidance.

Apply specialist software and analytical tools, including Risk Spectrum, RELAP5, TRACE, MELCOR, CFD and Python-based applications.

Prepare and review technical reports, presentations and client deliverables.

Collaborate with multidisciplinary teams to deliver high-quality, client-focused engineering solutions.

Lead technical work packages and provide technical direction to project teams.

Support proposal preparation, project estimation and technical sales activities.

Develop long-term client relationships and identify opportunities for business growth.

Represent Vysus Group at client meetings, conferences, workshops and industry events.

Mentor and support the development of junior consultants and early-career engineers.

Contribute to the continuous improvement of methodologies, tools, processes and technical best practices across the business.

About You
We’re looking for an experienced nuclear professional who combines strong technical expertise with a collaborative mindset and a passion for developing both people and client relationships.

You will ideally have:

An MSc degree in Nuclear Engineering, Physics, Mathematics or a related technical discipline.

Typically five or more years of relevant experience within the nuclear industry or a closely related sector.

Technical expertise in one or more of the following areas:

Deterministic Safety Analysis (DSA)

Probabilistic Safety Assessment (PSA)

Nuclear licensing

Reactor safety

Radiation protection

Hazard analysis

Severe accident analysis

Emergency preparedness

Operational safety

Experience using industry-standard tools such as Risk Spectrum, RELAP5, TRACE, MELCOR, CFD software or equivalent analytical packages.

Experience working directly with clients, stakeholders and multidisciplinary project teams.

Strong analytical, problem‑solving and decision‑making skills.

Commercial awareness and an understanding of project delivery within a consultancy environment.

Experience supporting business development activities; an established professional network would be advantageous.

Excellent written and verbal communication skills in English.

Dutch language skills would be beneficial but are not essential.

A proactive approach to leadership, mentoring and professional development.

Why Join Vysus Group?
At Vysus, you will have the opportunity to work on some…