Dushan Kavishka - Coastal & Civil Engineering Portfolio

Dushan Kavishka

Graduate Researcher, Coastal & Port Engineering

Coastal and port engineering master's student with hands-on experience in numerical and physical modeling of coastal systems.

The Journey

From Sri Lanka to Oman to Florida — the places behind my coastal and port engineering work.

Moratuwa, Sri LankaJacksonville, FLOman
Projects

Projects

Research and academic engineering projects.

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Florida Barrier Island Hydro-Morphodynamic Modeling

Developing and calibrating a Delft3D numerical model to simulate hydro- and morphodynamic processes of a Florida barrier island under hurricane wave conditions, as part of ongoing Master's research at UNF.

Coastal Engineering
Numerical Modeling
Research
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3D Physical Modelling for Breakwater Design - Lakbi Fishery Harbour, Oman

Constructed a 1:63.23 scale 3D physical model in a controlled basin to analyze the stability and performance of the designed breakwater under multiple return-period wave conditions.

Coastal Engineering
Research
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2D Physical Modelling for Breakwater Design – Lakbi Fishery Harbour, Oman

Conducted a 1:31.83 scale 2D flume study to assess the stability and performance of a breakwater section using Core-Loc armour units and rock materials under multiple return-period wave conditions.

Coastal Engineering
Research

Experience

Professional journey and career timeline.

Graduate Research Assistant at University of North Florida

Graduate Research Assistant

University of North FloridaJacksonville, FL
2025 - Present

Develop and calibrate a Delft3D numerical model to simulate hydro- and morphodynamic processes of a Florida barrier island under hurricane wave conditions.

Delft3DMATLAB+1 more
Research Engineer (Water Resources and Coastal) at Lanka Hydraulic Institute Ltd (LHI)

Research Engineer (Water Resources and Coastal)

Lanka Hydraulic Institute Ltd (LHI)Colombo, Sri Lanka
2024 - 2025

Contributed to three major fishery harbor development projects in Oman (Lakbi, Hadbin, Haramel), performing 2D flume and 3D basin physical modeling tests.

MIKEAutoCAD+1 more
Civil Engineering Intern at Maga Engineering (Pvt) Ltd

Civil Engineering Intern

Maga Engineering (Pvt) LtdColombo, Sri Lanka
2023 - 2023

Developed strong technical skills in project planning, site inspection, and construction methodologies while developing proficiency in AutoCAD, Civil3D, Revit, and Microsoft Project.

AutoCADCivil 3D+1 more

Education

Academic foundation in civil, coastal, and port engineering.

Master of Science in Coastal and Port Engineering

Expected May 2027

University of North FloridaJacksonville, FL

Current GPA: 4.00 / 4.00

Computational Fluid MechanicsFloating StructuresCoastal StructuresNumerical ModelingAquatic Chemical Processes

Bachelor of Science in Civil Engineering (Honors)

Jul 2024

University of MoratuwaColombo, Sri Lanka

Overall GPA: 3.45 / 4.00 (Second Class Upper Division)

Washington Accord Accredited · Final Semester GPA 3.97 / 4.00 (Dean's List)

Fluid MechanicsHydraulic EngineeringHydraulic DesignCoastal and Port EngineeringEnvironmental EngineeringSurveyingBridge EngineeringGeotechnical EngineeringConstruction Planning and Cost EstimationIrrigation EngineeringApplied Statistics

Skills

Key engineering software, numerical modeling, and analysis skills.

Delft3D

Set up, calibrate, and run coupled hydro- and morphodynamic simulations for coastal and estuarine systems.

ArcGIS Pro

Analyze and visualize spatial and hydrographic survey data for coastal and infrastructure projects.

HEC-HMS

Model rainfall-runoff processes and flood hydrology for watershed and drainage studies.

AutoCAD

Draft and detail civil engineering plans, sections, and construction drawings.

MATLAB

Process, analyze, and visualize numerical model outputs and field and experimental data.

Microsoft Office

Prepare technical reports, presentations, and project documentation.