Senior HPC Computational Engineer for Exascale Fusion

United Kingdom Atomic Energy Authority; Abingdon; On-site; GBP 65,000 - 79,000; Full time

Benefits offered by this job

Salary plus specialist allowance

7% corporate performance bonus

Final salary defined benefits pension

25 days annual leave

Flexible working options

Job summary

UK Atomic Energy Authority seeks a leader in Computational Materials and Engineering to steer software capabilities for fusion simulations and HPC applications. You will guide research directions, manage large teams, and represent UKAEA internationally.

You will drive development of advanced computing strategies, contribute to funding opportunities, and mentor teams across divisions to advance fusion research and enabling technologies.

Qualifications

• PhD or equivalent with strong publication record or software library contributions.
• Experience with high-performance computing systems and at least one compiled language (C++, Fortran, C, Rust) or scripting (Julia, R, Swift).
• Experience leading a distributed team in mentoring or management roles.
• International reputation in computational engineering fields; strong mathematical foundation with numerical analysis.

Responsibilities

• Plan and lead technical contributions to modelling, simulation and uncertainty quantification for UKAEA programmes.
• Review and approve technical output from teams of 4–10 people.
• Oversee development of state-of-the-art software suites with quality standards.
• Design strategy for development and deployment on new computing architectures.
• Publish research and present at conferences, with multiple first-author papers per year.
• Collaborate with national/international partners on codes for exa-scale systems.
• Lead proposals and secure funding, establishing consortia where needed.
• Lead international projects and grow UKAEA research at the cutting edge.
• Research novel numerical methods applicable to fusion and beyond.
• Provide technical guidance and training across the organisation.

Skills

HPC experience

C/C++/Fortran

Distributed team leadership

Research publication track record

Algorithm development

Education

Doctorate in computational/mathematical/physical science

Tools

MPI/Parallel computing

Job description

UK Atomic Energy Authority seeks a leader in Computational Materials and Engineering to steer software capabilities for fusion simulations and HPC applications. You will guide research directions, manage large teams, and represent UKAEA internationally.

You will drive development of advanced computing strategies, contribute to funding opportunities, and mentor teams across divisions to advance fusion research and enabling technologies.