Stimulations / CFD Engineer

NoPo Nanotechnologies India Private Limited; Bengaluru Urban; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

NoPo Nanotechnologies India Private Limited seeks a Stimulations / CFD Engineer to develop CFD models for tubular and multi-tubular reactors, optimize heat transfer, and evaluate gas residence times in HiPCO-based processes. The role requires hands-on CFD expertise and collaboration with experimental teams to scale SWCNT production.

The engineer will assess turbulence, boundary conditions, and mesh independence while validating results with pilot plant data, driving continuous improvement in

Qualifications

• Bachelor's degree in Mechanical, Chemical, Aerospace, or related field.
• 3–5 years of hands-on CFD modelling experience in industrial equipment or reactors.
• Proficiency in major CFD platforms and turbulence modelling.

Responsibilities

• Develop and execute CFD models for tubular and multi-tubular reactors and gas flow systems.
• Analyze temperature, heat transfer, pressure drop, and residence time under varying conditions.
• Validate CFD predictions against measurements and optimize reactor performance.
• Collaborate with experimental teams for model development and DoE studies.

Skills

CFD modelling

ANSYS Fluent

ANSYS CFX

OpenFOAM

Heat transfer

Turbulence modelling

Mesh generation

Residence-time analysis

Numerical methods

Education

Bachelor's in Mechanical/Chemical/Aerospace Engineering

Tools

OpenFOAM

ANSYS Fluent

ANSYS CFX

Job description

NoPo Nanotechnologies India Private Limited | Full time

Stimulations / CFD Engineer

Bangalore South, India | Posted on 10/24/2026

Dive into the exciting world of nanotechnology with NoPo Nanotechnologies! As one of the select deep tech companies leading the charge globally in nanotube research and development, we're pushing the boundaries of what's possible. We specialize in manufacturing and selling high-quality, Single Walled Carbon Nanotube using our proprietary HiPCO® method. These nanotube s aren't just incredibly small and strong; they're game-changers with versatile properties like semi-conductivity, low density, and high conductivity. Our products are making waves across sectors, from Li-ion batteries to space, defense, and electronics. As we scale up production to meet growing customer demand, we're looking for innovative minds to join us on this thrilling journey. Will you be the next to help us shape the future of nanotechnology?

Job Description

About NoPo

NoPo Nanotechnologies is India's only commercialmanufacturer of Single Walled Carbon Nanotubes (SWCNTs), produced through ourproprietary HiPCO (High Pressure Carbon Monoxide) process. We are a fastgrowing, technically driven organization working at the frontier of advancedmaterials manufacturing, with applications spanning energy, composites, andnext generation industrial technologies.

Key Responsibilities

A. CFD Modelling and Simulation

• Developand execute CFD models for tubular reactors, multi-tubular reactors, gasflow systems, and high-temperature process equipment used in SWCNTproduction.
  
• Simulatefluid flow, Reynolds number / turbulence, temperature distribution, heattransfer, pressure drop, and gas residence time under different operatingconditions.
  
• Selectappropriate turbulence models, discretization schemes, boundaryconditions, and numerical solution methods based on the physics of theprocess.
  
• Conductmesh generation, mesh independence studies, convergence assessment, andnumerical sensitivity analysis.
  

B. Reactor Design and Thermal Analysis

• Analysetemperature uniformity, hot spots, cold zones, and thermal gradientswithin reactors and associated heating systems.
  
• Evaluateheat transfer between heating elements, reactor walls, and process gases.
  
• Investigatethe impact of reactor geometry, tube arrangement, heating configuration,insulation, and operating conditions on thermal performance.
  

C. SWCNT Process and Reactor Optimization andtroubleshooting

• Modelgas flow and residence time for CO-based SWCNT production processes,including HiPco or other relevant processes, as applicable to thecompany's technology.
  
• Evaluategas distribution, mixing, recirculation, flow maldistribution, andpressure drop across reactor assemblies.
  
• Supportthe modelling of gas-phase reactions, species transport, and reactionkinetics where suitable kinetic data are available.
  
• Assessthe effect of operating parameters on process stability, gas utilization,thermal efficiency, and potential reactor fouling.
  
• Collaboratewith experimental teams to develop modelling approaches for complexR&D problems.
  

D. Validation, Troubleshooting, and ContinuousImprovement

• ValidateCFD predictions against experimental measurements, pilot plant data,temperature profiles, pressure measurements, and flow data.
  
• Investigatedeviations between simulated and actual reactor performance and recommendcorrective actions.
  
• Conductparametric studies, sensitivity analysis, and design-of-experiments-basedsimulation studies.
  
• Provideengineering recommendations to resolve flow maldistribution, overheating,inadequate heat transfer, and pressure-drop issues.
  
• Supportroot cause analysis of reactor performance and equipment-related problems.
  

Requirements

• Bachelor'sdegree in Mechanical Engineering, Chemical Engineering, AerospaceEngineering, or a closely related engineering discipline.
  
• 3–5years of hands-on experience in CFD modelling and simulation forindustrial equipment, reactors, thermal systems, or chemical processes.
  
• Proficiencyin at least one major CFD platform, such as ANSYS Fluent, ANSYS CFX, orOpenFOAM.
  
• Strongunderstanding of fluid mechanics, heat transfer, thermodynamics, andnumerical methods.
  
• Practicalexperience with turbulence modelling, mesh generation, mesh qualityassessment, convergence monitoring, and mesh independence studies.
  
• Workingknowledge of energy equations, species transport, pressure-dropcalculations, and residence-time analysis.
  
• Abilityto define appropriate boundary conditions and material properties andcritically assess simulation assumptions.
  
• Experiencein interpreting CFD results and translating them into practicalengineering recommendations.
  
• Stronganalytical, problem-solving, technical documentation, and communicationskills.
  

Preferred Skills

• Experiencein CFD simulation of chemical reactors, tubular reactors, multi-tubularreactors, or high-temperature gas-phase processes.
  
• Exposureto carbon nanotube synthesis, CVD, HiPco, gas-phase nanomaterialsynthesis, or related advanced-materials processes.
  
• Experiencewith conjugate heat transfer (CHT), radiation modelling, andhigh-temperature thermal systems.
  
• Understandingof reacting-flow models, finite-rate chemistry, species transport, andchemical kinetics.
  
• Experiencein modelling electrical heating systems, heated reactor assemblies,refractory insulation, and thermal losses.
  
• Knowledgeof statistical analysis, design of experiments (DoE), and correlation ofsimulation results with experimental data.
  
• Experiencesupporting pilot-scale equipment design, process troubleshooting, andtechnology scale-up.