Nadiya Rowshan

Extensive experience in finite element analysis, structural analysis, 3D modeling, reliability analysis, uncertainty quantification, computational fluid dynamics and multidisciplinary optimization.Proficient in various computer aided design and computational software, as well as multiple programming languages.Seeking a challenging position in Aerospace or Mechanical engineering industry to leverage my leadership and skills in driving technological advancements and innovative solutions.

• Stochastic Microscale Modeling of Composite, Tuscaloosa, Alabama, Graduate Research Assistant, The University of Alabama, 02/01/24, Present, Worked on microscale modeling of composite using RVE., Created a RVE model using Nastran Patran software., Considered random RVE model and determined the constituent property of the composite., Used Python code to read the stresses from Nastran.
• Aerodynamic Design Optimization of Transonic Airfoil, Tuscaloosa, Alabama, Graduate Research Assistant, The University of Alabama, 01/01/24, 04/30/24, Performed aerodynamic shape optimization of a 2D symmetric airfoil to reduce drag coefficient without affecting lift., Utilized Bezier-PARSEC parametrization to define the design variables and Construct2D with an automated python script to generate the airfoil., Utilized Sequential Least Squares Programming (SLSQP) for gradient based optimization., Determined the gradient of the airfoil variables employing OpenMDAO software.
• Stacking Sequence Optimization of a Composite Laminate for Enhanced Buckling, Tuscaloosa, Alabama, Graduate Research Assistant, The University of Alabama, 08/01/23, 12/31/23, Implemented a successional optimization framework to determine optimal stacking sequence of a composite laminate for improved Buckling., Carried out Buckling analysis using Patran-Nastran and created high-fidelity Kriging meta model., Applied Genetic Algorithm(GA) as an optimization algorithm for maximizing objective function (Buckling Eigenvalue) and considered stacking sequence as constraints., Analyzed optimized result for cross-validation with FEA model and updated the meta-model until solution converged.
• Exact Method of Antithetic Sampling for Higher Dimensionality, Tuscaloosa, Alabama, Graduate Research Assistant, The University of Alabama, 08/01/22, Present, Proposed a new method for generating uniformly distributed and uncorrelated multidimensional data samples for simulations., Developed Matlab code to utilize multivariate approaches using combinations to specify the sampling location for respective dimension., Applied the method on two non-linear analytical functions (three-dimensional and eight-dimensional) for validation., Employed the method in a complex multi-dimensional engineering problem for stochastic natural frequency analysis of a cantilever composite laminate., Obtained accurate first ply failure load and ultimate failure load for stochastic progressive failure analysis of a composite laminate.
• Performance Analysis of Centrifugal Compressor with and without Splitter Blades, Dhaka, Bangladesh, Undergraduate Research Assistant, Military Institute of Science & Technology (MIST), 01/01/19, 12/31/19, Designed a centrifugal compressor for turbocharges to improve the efficiency of the system., Utilized SolidWorks to create and model geometric designs., Executed flow field analysis of the compressor using ANSYS CFX., Analyzed the effect of the splitter blades on the efficiency of the compressor.

• Exact Method of Antithetic Sampling for Higher Dimensionality, Rowshan, N., Gupta, S., Paudel, A., Thapa, M., Mulani, S. B., Walters, R. W., AIAA SCITECH 2023 Forum, 2370, 2023
• Stochastic Buckling of Composite Cylinder with Geometric Imperfection and Global Sensitivity Analysis, Paudel, A., Gupta, S., Rowshan, N., Thapa, M., Mulani, S. B., Walters, R. W., AIAA SCITECH 2023 Forum, 1093, 2023
• Surrogate-based optimization of variable stiffness composites with manufacturing constraints, Gupta, S., Paudel, A., Thapa, M., Mulani, S. B., Rowshan, N., Walters, R. W., AIAA SCITECH 2024 Forum, 0170, 2024

• Mechanics of Materials
• Multiscale analysis of Advanced Composite
• Continuum Mechanics
• Stochastic Mechanics
• Computational Fluid Dynamics
• Fluid Mechanics
• Engineering Optimization
• Thermodynamics
• Heat Transfer
• Gas Dynamics
• Airfoil & Wing Theory
• Partial Differential Equation

Trainee Engineer, Dhaka, Bangladesh, Biman Bangladesh Airlines, 11/01/18, 12/31/18, Assisted and supported the staff in the Engine Overhaul, Sheet Metal, and Repair Shops while acquiring a fundamental understanding of maintenance operations at the base., Collaborated with the engineers from the Planning Department and aided the Line Maintenance engineers with their routine inspections.

• Recipient of 2016 MIST Commandant List award for obtaining CGPA above 3.80.
• MIST scholarship (2016, 2018 and 2019) for securing position among top 5 students in the class.