John Rehagen
Hey!
I'm an Industrial Engineering Student at Texas A&M. I'm returning to Starlink as a Manufacturing Automation Engineer in Spring 2026
Reach out on X!
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Manufacturing Automation Engineer
RMFG
July 2024 - Present
RMFG is a YC-backed startup aimed at automating sheetmetal manufacturing by building an API-first sheetmetal factory. As the lead manufacturing automation engineer, I own all aspects of manufacturing automation hardware development!
Manufacturing Engineering Co-op - R1 Body
Rivian Automotive
May 2023 - December 2023
- Led manufacturing process planning of four robotic manufacturing lines.
- Developed process flows leading to elimination of $1M capex expenditure and 10% headcount reduction.
- Led manufacturing planning of 19 crash service parts. Owned RFQs, evaluated proposals, presented to
management and planned implementation and production schedule through Q4 2024.
- Collaborated with supplier on new tooling design. Led 50% and 100% tooling design reviews.
- Coordinated root cause investigation of fastener installation failures. Investigated and identified innacuracies in
snowflake dataset, amended data filter and informed $250k capex expenditure.
- Spot Welding
- Laser Welding
- Fixture Design
- Design For Manufacturability
- GD&T
- CATIA
- DELMIA
- Microsoft Excel + VBA
- Snowflake
- SQL
- SCADA
- Process Simulate
- Jira
Design and Manufacturing - Hybrid Engine and Vehicle Structures
TAMU Sounding Rocketry Team
May 2022 - May 2024
- Responsible for the design, manufacturing, and testing of components for a 30,000 ft-class hybrid composite rocket airframe to compete in the Intercollegiate Rocket Engineering Competition (IREC).
- Spearheaded rocket bulkhead design and manufacturing, rocket-tower integration and pressure vessel integration.
- Exploring Metal 3D printed bulkhead components to remove constraints of manufacturing and enable continued design evolution.
- Testing and benchmarking new composite manufacturing processes for future rockets, focusing on filament wound carbon fiber tubes, future pressure vessels and characterizing anisotropic forged carbon fiber parts.
- Solidworks CAD
- Solidworks FEA
- Mill and Lathe DFM
- Carbon Fiber Manufacturing
- Tensile Testing
- MS Excel
- Bild PDM
Mechanical Engineering Intern - Product Test & Manufacturing
Vex Robotics
June 2022 - August 2022
- Designed, ran, and analyzed scientific tests to validate product functionality and define defect tolerances.
- Standardized testing practices by writing technical manual and created quick start data analysis templates.
- Led multiple projects from the initial ideation and pathfinding phases to multi-iteration design and full-scale production and distribution.
- Used SOLIDWORKS to prototype and finalize the design of injection molded, punched, and fiber lasered parts
while working with manufacturing team to ensure design for manufacturability.
- Solidworks CAD
- Solidworks PDM
- DAQs
- Fiber Laser DFM
- Turret Punch DFM
- Phantom High Speed Imaging
- Injection Molding DFM
- Stratasys J750
January 2022 - May 2022
- Owned manufacturing planning and manufacturing of parts for student projects and university research.
- Gained further proficiency in using manual lathes, CNC and manual mills, surface grinders and other tools.
- Taught classes on safe and efficient lathe manufacturing.
- Designed and toleranced parts for student research groups to minimize cost and ensure adequate function.
- Design for Manufacturability
- CNC Mill
- Manual Mill
- Manual Lathe
- Manual Surface Grinder
- Water Jet
Mechanical Engineering Intern - Product Design
Vex Robotics
June 2021 - August 2021
- Used Solidworks to prototype and finalize the design of injection molded parts in a rapid development cycle (Injection Molding DFM).
- Led the initial ideation and pathfinding of two retail projects in an ambiguous, fast paced environment.
- Completed two additional retail projects to be sold at big box retailers.
- Solidworks CAD
- Solidworks PDM
- Rapid prototyping
- Fiber Laser DFM
- Injection Molding DFM
- Stratasys J750
January 2018 - May 2021
- Led the solution ideation, design and manufacturing of a 150 lb robot to play the Frist Robotics Competition game in a fast paced 10 week design-build cycle.
- Self-taught CAD, CAM and CNC manufacturing, led commissioning of a 4x4 CNC router and transformed team's build process from hand drawn to CAD/CAM/CNC.
- Developed mini-robots as platforms to be used in summer camps and team development programs.
- Solidworks CAD
- Solidworks PDM
- Rapid prototyping
- Fiber Laser DFM
- Injection Molding DFM
- Stratasys J750