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Projects

Technical project pages for aerospace, robotics, and autonomy work.

This page collects the detailed engineering work that supports Marcus Greenan's portfolio. Each project includes the problem context, design approach, testing methods, and engineering impact.

Rocket Propulsion Lab – Daedalus technical diagram
UCSD Rocket Propulsion Lab

Rocket Propulsion Lab – Daedalus

Student-built rocket structures, aerodynamic trades, and test instrumentation

Structures Lead10/2024 – 6/2025

Worked within UCSD Rocket Propulsion Lab to design and validate structural components for a student-built rocket targeting a 4,000-ft apogee. The work combined structural design, aerodynamic trade studies, and integrated validation across propulsion and recovery interfaces.

Target
4,000-ft apogee
Focus
Structures, aero stability, integration
Methods
CAD, FEA, OpenRocket, testing
SolidWorksOpenRocketCAD ModelingStructural AnalysisExperimental Testing
Multi-Agent Robotics Coverage technical diagram
UCSD Multi-Agent Robotics Lab

Multi-Agent Robotics Coverage

Distributed control, ROS integration, and experimental coverage efficiency

Undergraduate Researcher10/2025 – Present

Research project in UCSD Multi-Agent Robotics Lab focusing on distributed robotic coverage using Voronoi-based algorithms. The work connects theory, control, localization, and experimental performance on real robotic platforms.

Domain
Distributed robotics
Core Method
Voronoi coverage + centroid control
Stack
Python, ROS, data logging
PythonROSMulti-agent AlgorithmsExperimental Robotics Platforms
MAE 148 – Autonomous Trash Can Retrieval Robot technical diagram
UCSD MAE 148

MAE 148 – Autonomous Trash Can Retrieval Robot

Mechanical subsystem leadership for a field-tested autonomous robotics platform

Mechanical Lead1/2026 – Present

Led mechanical subsystem design within a six-member interdisciplinary robotics team building an autonomous trash can retrieval system. The project required mechanical design, actuator integration, navigation coordination, and iterative field debugging.

Team
6-member interdisciplinary robotics team
Subsystem
5-axis arm + mobile platform
Testing
Outdoor iteration and control tuning
SolidWorksROSGPS NavigationPID ControlMechanical Fabrication