Griffin Zajac

Mechanical Coordinator at UC Berkeley Solar Vehicle Team, CalSol
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Contact Information
us****@****om
(386) 825-5501
Location
San Francisco Bay Area

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Experience

    • United States
    • Motor Vehicle Manufacturing
    • 1 - 100 Employee
    • Mechanical Coordinator
      • Jun 2023 - Present

      - Manage design, manufacturing, and integration of all mechanical subteams, including aero, battery, brakes, chassis, and dynamics for CalSol's 11th generation challenger class solar vehicle

    • Suspension & Steering Lead
      • Jul 2022 - Jun 2023

      Berkeley, California, United States - Oversaw the design, fabrication, and integration of the rear trailing arm suspension, simulated regulation load cases to validate critical components, and taughtnew suspension team members SolidWorks CAD, FEA, and best design practices - Oversaw the redesign, validation, and fabrication of rear suspension mounting brackets to comply with updated regulations, as well as making the corresponding modifications to existing vehicle structures - Designed, manufactured, and modified steering… Show more - Oversaw the design, fabrication, and integration of the rear trailing arm suspension, simulated regulation load cases to validate critical components, and taughtnew suspension team members SolidWorks CAD, FEA, and best design practices - Oversaw the redesign, validation, and fabrication of rear suspension mounting brackets to comply with updated regulations, as well as making the corresponding modifications to existing vehicle structures - Designed, manufactured, and modified steering rack and column components - Designed aluminum inserts to prevent bolt clamping forces from crushing composite panels, utilizing GD&T to ensure consistent fit and functionality across 100+ parts produced by different machinists

    • Suspension Member
      • Sep 2021 - Jul 2022

      Berkeley, California, United States - Design and analyze components for trailing arm suspension using SolidWorks

    • United States
    • Aviation and Aerospace Component Manufacturing
    • 1 - 100 Employee
    • Mechanical Engineering Intern
      • May 2023 - Aug 2023

      San Mateo, California, United States - Designed and manufactured 3D printed, composite, and machined components for prototype aircraft - Performed component stress analysis via hand calculations and SolidWorks FEA - Assembled aircraft suspension, identifying design flaws and iterating on components

    • United States
    • Aviation and Aerospace Component Manufacturing
    • 1 - 100 Employee
    • Robotics Intern
      • May 2022 - Aug 2022

      South San Francisco, California, United States - Designed, built, tested, and iterated on a 27V taxi/cargo brake override controller to facilitate Chaparral C1 ground systems testing without requiring onboard power - Features included removable battery tray with soldered XT60 connectors for convenient recharging via power supply and interchangeable wire harnesses for compatibility with both the Chaparral C1 vehicle and ground systems test bench - Implemented iterations included cable strain relief, fuses, and increased battery life… Show more - Designed, built, tested, and iterated on a 27V taxi/cargo brake override controller to facilitate Chaparral C1 ground systems testing without requiring onboard power - Features included removable battery tray with soldered XT60 connectors for convenient recharging via power supply and interchangeable wire harnesses for compatibility with both the Chaparral C1 vehicle and ground systems test bench - Implemented iterations included cable strain relief, fuses, and increased battery life (from 1 hour up to 3 hours of continuous brake disengagement) Additional Projects: - Rapid design, machining, and installation of ground test bench sensor hard stops - Design and post-processing of bent sheet metal electronics mounts Show less

    • United States
    • Non-profit Organizations
    • 1 - 100 Employee
    • Technical Director
      • May 2020 - Jun 2021

      Palo Alto, California, United States - Oversaw coordination between Build, Design, Software, and Strategy subteams of 50+ total students - Taught engineering principles, CAD, and strategic design to full team of 70+ students - Won the Concept Award in the 2021 Game Design Challenge

    • Design Captain
      • Jun 2019 - May 2020

      Palo Alto, California, United States - Led design process from prototyping to CAD of 250+ custom components, all fabricated in-house - Presented robot to competition judges, explaining engineering concepts behind the robot and demonstrating its performance to win the regional quality award - Won at the 2020 Utah Regional, qualifying for the FIRST World Championship

    • Design Member
      • Oct 2017 - Jun 2019

      Palo Alto, California, United States - Designed mechanisms in SolidWorks (multi-stage lift, end effector, winching climber)

    • Biomedical Device Design Intern
      • Oct 2019 - Dec 2019

      Palo Alto, California, United States - Converted 2D prototype sketches to SolidWorks CAD models to design and iterate on flexible surgical screws to be used to stabilize fractures - Consulted with machinist to address fabrication limitations

Education

  • UC Berkeley College of Engineering
    Bachelor of Science, Mechanical Engineering, Electrical Engineering and Computer Science
    2021 - 2025
  • Palo Alto High School
    High School Diploma
    2017 - 2021

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