Hi, I'm Timothy Cai.

I'm

About Me

I'm a Mechatronics Engineering student with over 24 months of professional engineering experience. I love designing and building hardware, electronics, and software systems, both in my free time and for work.

View Resume
Banner
Timothy Cai

Experience

05/2026 - 08/2026

Development Intern - Rocket Lab

Upcoming internship!

Experience Banner
01/2026 - 04/2026

Mechanical Design Intern - Reflect Orbital

Upcoming internship!

Experience Banner
04/2025 - 08/2025

Mechatronics Intern - Atomic Semi

Developed and deployed 5 projects, including a novel non-contact "tractor beam" for wafer handling and a performant, cost-effective, automated vacuum valve.

Experience Banner
05/2024 - 12/2024

Mechanical Design Intern - ARTMS Inc.

Designed and manufactured components for a cyclotron-based isotope production system, conducting validation tests in-lab and building tools for streamlining production processes.

Experience Banner
09/2023 - 05/2024

Mechatronics Design Intern - D.I. Self-Composites

Built a full-featured printing solution for the novel printing tech of DISC, including kinematics system, firmware, and slicer compatibility.

Experience Banner
05/2023 - 09/2023

Engineering Technician - Powertech Laboratories

Conducted high-pressure tests on hydrogen vessels and components, and developed a heating system to increase testing capabilities.

Experience Banner

Portfolio

Come check out my projects!

...

Featured: Crater - Supersonic Certification Rocket

  • Top Speed: 1285km/hr - Apogee: 2.8 kilometers
  • Level 2 High Power Certification
Systems design, metal 3D printing, surface mount electronics, and machining.
...

Scalable Thrust Vector Control

Complete
  • Canada-Wide Science Fair Grand Winner
  • Internaltional Science and Engineering Fair Finalist
Control systems, iterative design, 3D printing, electronics design, and paper writing.
...

DISC-A Printer Kinematics System

Complete
Rapid prototyping, hands-on manufacturing, 3D printing.
...

Crater - Supersonic Certification Rocket

Featured
...

RotaSat

Complete
  • Canadian Satellite Competition Winner
  • ESA Cansat Best Report
Team management/logistics, hardware CAD/simulation, outreach, and project organization.
...

Copilot Engine

Complete
  • Successful Static Fire
Test procedure development, integration, and post-test analysis.
...

More Projects

Miscellaneous
...

Goblet - N02/Isopropyl Flight Engine

In Progress
  • DMLS Chamber Printed
Rapid design, simulation, and DFMA
...

UFE - KeroLOX Rocket Engine

In Progress
  • Successful Wet Dress Rehearsal
  • Successful Test Campaign
Design calculations, fabrication, and systematic testing.

Skills

Through my work and project experiences, I've picked up skills and expertise in multiple areas, from electronics design, to coding, to CAD modelling.

CAD & 3D Design 5 YEARS OF EXPERIENCE
Machining & Fabrication 4 YEARS OF EXPERIENCE
Coding 3 YEARS OF EXPERIENCE
Rapid Prototyping5 YEARS OF EXPERIENCE
Product Presentation 4 YEARS OF EXPERIENCE
Electronics Design 3 YEARS OF EXPERIENCE