Senior Engineer – Thermofluids Model Validation

Jobtailor; East Midlands; On-site; GBP 60,000 - 80,000; Full time

Job summary

Jobtailor is seeking a Senior Engineer to lead benchmarking of analytical models against experimental data and to develop new modelling approaches. You will collaborate with test rig teams to define requirements and support test campaigns on Linux HPC systems, using Python for automated analyses.

The role emphasizes quality management, uncertainty quantification, verification and validation, and clear communication with stakeholders.

Qualifications

• Requires degree in Engineering, Physics, Mathematics or Computer Science.
• Chartered Engineer status preferred.
• Experience with safety-critical systems domains is desirable.

Responsibilities

• Lead benchmarking of analytical models against experimental data.
• Develop new modelling approaches and collaborate with test rig teams.
• Support automated analysis routes and quality management on Linux HPC systems.
• Mentor junior engineers and communicate complex results clearly.

Skills

Fluid Dynamics

Thermal Processes

Python Development

Linux HPC Systems

Verification and Validation

Uncertainty Quantification

Analytical Modelling

Sensitivity Studies

Statistical Approaches

Benchmarking

Mentoring

Communication

Education

Engineering

Physics

Mathematics

Computer Science

Chartered Engineer

Tools

RELAP

FLOMASTER

VIPRE

CTF

GOTHIC

Python

Job description

• Leading a team to benchmark analytical models against experimental data, develop new modelling approaches, and collaborate with test rig teams to define requirements and support test campaigns
• Ensuring robust quality management processes and supporting automated analysis routes using Python on Linux-based HPC systems
• Leading sensitivity studies and applying statistical approaches to understand uncertainties in model predictions, linking results to benchmarking data
• Communicate complex technical findings clearly and mentor junior engineers

Requirements

• Strong understanding of fluid dynamics and thermal processes, with experience in structured analysis approaches
• Hands-on experience with industry-standard thermal hydraulics tools (RELAP, FLOMASTER, VIPRE, CTF, GOTHIC desirable)
• Ability to develop Python-based analysis solutions and work on Linux HPC systems
• Skilled in writing clear, structured reports and contributing to safety case documentation
• Experience in verification, validation, benchmarking, and uncertainty quantification
• Knowledge of safety-critical plant systems (nuclear, oil & gas, aerospace); nuclear-specific experience desirable
• Degree-qualified in Engineering, Physics, Mathematics, or Computer Science; Chartered Engineer preferred

Core Competencies

Demonstrates expertise in fluid dynamics and thermal processes, with a strong ability to develop Python-based analysis solutions on Linux HPC systems. Proficient in quality management processes, verification, validation, and uncertainty quantification in safety-critical environments.

Highest-signal resume keywords

• Fluid Dynamics
• Thermal Processes
• Python Development
• Linux HPC Systems
• Verification and Validation

ATS Optimization Keywords

Hard Skills

• Analytical Modelling
• Sensitivity Studies
• Statistical Approaches
• Benchmarking
• Uncertainty Quantification

Soft Skills

• Clear Communication
• Mentoring

Certifications & Qualifications

• Degree in Engineering
• Degree in Physics
• Degree in Mathematics
• Degree in Computer Science
• Chartered Engineer

Industry Keywords

• Safety-Critical Systems
• Nuclear
• Oil & Gas
• Aerospace

Tools & Technologies

• RELAP
• FLOMASTER
• VIPRE
• CTF
• GOTHIC