Mechanical Engineering Student

I design systems that turn concepts into physical realities.

Mechanical Engineering undergraduate specializing in aerodynamic design and simulation.

How I Build

Jayditya Somaiya

Experienced in advanced SolidWorks and Autodesk Fusion 360 surface modeling, CFD using Ansys Fluent, and static FEA for structural verification. My hands on design work spans high fidelity automotive CAD, UAV avionics systems, and motorsport aerodynamics.

Current Stack
  • SolidWorks
  • Fusion 360
  • Ansys
  • Siemens NX
  • Python
  • MATLAB
  • Simulink

3.5% Drag Reduction

Validated on pre-2022 F1 front wing via Ansys Fluent CFD, achieving a 2.9% downforce increase.

22% Mass Reduction

Optimized ICARUS UAV avionics housing while strictly maintaining a 2.0 structural safety factor.

CSWA Certified

Advanced surface modeling and mechanical design proficiency backed by the rigorous high precision projects.

About Me

I am a Mechanical Engineering undergraduate at Virginia Tech. I design and verify mechanical systems for air and ground vehicles. Experienced in advanced SolidWorks, Autodesk Fusion 360, and CATIA V5 surface modeling, CFD using Ansys Fluent, and FEA for structural verification. My design work spans high-fidelity automotive CAD, UAV avionics systems, and motorsport aerodynamics.

Experience

September 2025 to Present

Structural Mechanical Designer

MachWorks at Virginia Tech

  • Engineered a custom avionics housing and sensor mounting suite for a subsonic jet-powered UAV, designing specifically to isolate high-fidelity components (BNO055 IMU, NVIDIA Jetson) from severe flight vibration and thermal loads.
  • Executed static FEA to validate polycarbonate structural integrity against a 2.0 safety factor during maximum flight envelope stresses, while optimizing the enclosure geometry to passively manage thermal output from the PDBs and compute modules.
  • Achieved a 22% mass reduction through iterative design-for-manufacturing (DFM) principles, successfully deploying the final FDM 3D-printed assembly into the physical aircraft.
Jan 2025 to May 2025

Undergraduate Research Fellow

Rostlab - Virginia Tech

  • Engineered custom PLA sample mounts in Fusion 360, utilizing FDM 3D printing to securely fixture fragile ceramic pellets during high-precision XRD testing.
  • Presented MSE Open House 2025 demonstrations, explaining complex technical workflows to an audience of 100+ visitors.
June 2023 to July 2023

Mechanical Engineering Intern

Echaar Equipment Pvt Ltd

  • Operated Coordinate Measuring Machines (CMM) to execute geometric verification of CNC-machined components, analyzing M-code toolpaths to ensure strict GDT compliance.
  • Collaborated with senior engineers to translate complex client CAD geometries into executable CNC production schedules, streamlining the manufacturing pipeline.

Projects

Robotic Arm Kinematics & Structural Design

Tools: SolidWorks, MATLAB, Simulink

  • Designed a custom robotic arm assembly, managing mechanical compliance, gear backlash, and motor mass distribution through rigorous tolerance stack-up analysis.
  • Transitioned the physical CAD geometry into a digital twin environment using MATLAB and Simulink to map out inverse kinematics and precise joint control profiles prior to physical prototyping.
  • Bridged physical hardware constraints with dynamic control logic, evaluating non-linear variables to ensure high-fidelity physical actuation and structural limits.
Robotic Arm Kinematics MATLAB Simulation

Bugatti Bolide Advanced Surface Modeling

Tools: SolidWorks

  • Modeled the Bugatti Bolide track hypercar using boundary surfaces, complex lofts, and precise knit tolerances.
  • Studied active aero interaction with the rear diffuser to accurately recreate aerodynamic geometry.
  • Managed hundreds of intersecting spline curves in the most technically complex CAD project to date.
Bugatti Bolide image 1 Bugatti Bolide image 2

Formula 1 Car CAD model

Tools: SolidWorks

  • Independently modeled a complete F1 car from scratch, focusing on aerodynamic body surfaces and rear wing geometry.
Formula 1 project image 1 Formula 1 project image 2

BMW i8 Core Body Frame Design

Tools: Autodesk Fusion 360

  • Built BMW i8 core body frame using surface modeling, prioritizing surface continuity and complex automotive curves.
  • Focused on high-fidelity body structure modeling to support design intent, manufacturability, and visual fidelity.
BMW i8 project image 1 BMW i8 project image 2

Engine Kinematics and Reliability Analysis

Tools: SolidWorks, Excel

  • Validated second-order rotational kinematics and dynamic piston forces within a 4-cylinder engine assembly, defining operational limits for a maximum piston velocity of 9.74 m/s.
  • Conducted comprehensive Design Failure Mode and Effects Analysis (DFMEA) across five core subsystems, utilizing Risk Priority Numbers (RPN) to isolate critical mechanical points of failure.
  • Mitigated high-risk stress concentrations and thermal coefficient (CTE) mismatches through dynamic FEA, optimizing structural geometry with a targeted 3 mm fillet radius to improve lifecycle reliability.
Engine kinematics image 1 Engine kinematics image 2

Pre 2022 F1 Front Wing External CFD Study

Tools: Ansys Fluent, SolidWorks Flow Simulation

  • Ran 3D external CFD at 30 m/s (low speed cornering) and 100 m/s (terminal velocity).
  • Achieved a 3.5 percent reduction in drag coefficient and 2.9 percent increase in downforce to inform front wing geometry decisions.
  • Validated quadratic dynamic pressure scaling and documented mesh limitations, proposing prism layer iterations targeting a y+ value of ~ 1.
CFD study image 1 CFD study image 2

Core Skills and Certifications

Certifications

Certified SOLIDWORKS Associate (CSWA)

Software and Simulation

SolidWorks, Autodesk Fusion 360, CATIA V5, Siemens NX, Ansys Fluent (CFD), SolidWorks Flow Sim, MATLAB, Python

Engineering Concepts

FEA, Structural Analysis, Surface Modeling, DFM, GD&T, Tolerance Stack Up

Manufacturing and Testing

3D Printing (FDM/PLA), CMM, XRD, EXAFS, CNC M code

Have an engineering challenge?

Let's connect about CAD design, structural analysis, and aerodynamics. Email is the fastest way to reach me.