Job Description

Who we are:

We are a start-up based out of Bengaluru & Delhi NCR. We are engaged in development of next generation missions and technologies (NGM&T) towards future warfare needs of the Indian defence forces. It is undertaking research towards enhancing persistence and autonomy for unmanned vehicles and robotic swarms. NRT’s product development portfolio includes a solar power stratospheric high altitude pseudo satellite (HAPS) unmanned platform and an air/ground launched stand-off autonomous system.

Roles and Responsibilities:

• Perform CFD analyses of fixed wing UAVs using open source CFD software (pre/post, solver) to evaluate aerodynamic performance
• Establish processes for conducting CFD analyses
• Prepare geometry for CFD analyses from CAD geometry
• Generate good quality grids
• Generate results using appropriate solver settings with limited time frames and resources
• Post-process the results and document the same in detail
• Recommend suggestions to design team based on the generated results
• Setup workflow using the open source CFD software to perform Optimisation studies
• Plan, accomplish, lead and support activities involving aerodynamic sizing of fixed wing UAVs in the conceptual design phase.
• Plan, accomplish, lead and support activities involving aerodynamic evaluation of fixed wing UAVs during the preliminary design phase. The activities include but not limited to the following:
• Carry out the design trade studies
• Generate aerodynamic data required to support other subsystems
• Support activities involved in aeroelastic problems, Conjugate Heat Transfer (CHT) simulations, Wind tunnel testing

Must have skills:

• Hands-on experience in utilizing open source CFD software (min 4 years)
• Good comprehension in external aerodynamics of fixed wing UAVs
• Good grasp of meshing and solver setup requirements for CFD to address the involved flow physics for low-speed flows
• Good understanding of turbulence modelling

· Ability to setup standardized processes for CFD analyses

• Hands on experience of generating both structured and unstructured grids for CFD following best practices involved
• Ability to interpret the flow physics observed based on the CFD results and validate the same with the theoretical computations and experimental results.
• Proficiency in automating CFD processes
• Ability to conduct optimization studies using open source CFD software workflow
• Ability to comprehend the effects of design choices on aircraft performance and stability
• Ability to collaborate with other subsystems like structures, propulsion, manufacturing, etc.
• Experience in activities involved in aero-elastic problems
• Exposure to CFD problems involving heat transfer
• Aircraft aerodynamics, performance and stability.
• Fluid Mechanics
• Computational Fluid Dynamics and Turbulence modelling

Good to have skills:

• Hands on experience through a full design cycle of an aircraft
• Experience in multi-disciplinary design
• Hands on experience in store-separation simulations using CFD tools
• Acquaintance with performing constraint analysis, sizing the external geometry and estimating performance characteristics

· Exposure to activities involving wind tunnel testing of an aircraft

● Software:

Required:

➔ ICEM CFD/Salome/Ansys mesh/Fluent Meshing

➔ SU2/OpenFOAM/Ansys Fluent

➔ Paraview/Ensight/Ansys CFD Post

➔ Python/Matlab

➔ OpenMDAO/HEEDS/ModeFrontier

Desired:

➔ Low fidelity tools like OpenVSP and XFLR5

➔ CATIA/SolidWorks/NX

➔ Ansys SpaceClaim/Design Modeler

➔ STAR CCM+/CFD++

➔ Tecplot

Basic Requirement:

• Bachelor’s or Master’s degree in Aerospace/CFD/Mechanical Engineering
• 5 to 8 years of relevant experience.

Skills Required

• Python
• CATIA
• MATLAB
• SolidWorks
• Ansys