Junior Mechanical Engineer – Microfluidics & Prototyping

Ryzen Solutions; Campbell (CA); Hybrid; USD 70,000 - 100,000; Full time

Benefits offered by this job

Opportunity to convert to full-time

Exposure to biotech and medical device

Job summary

Ryzen Solutions in Campbell, CA is seeking a hands-on junior engineer to support design, prototyping, and testing of microfluidic cartridges and life science instruments. You’ll bridge mechanical design with embedded hardware in biotech and medical devices.

You will work on SolidWorks CAD, Arduino-based prototyping, and hands-on assembly in a labs environment. This role offers growth toward a full-time position and exposure to cutting-edge biotech projects.

Qualifications

• B.S. in Mechanical Engineering or related field.
• 1–2 years of practical experience (internships, lab work, or full-time roles).
• Proficient in SolidWorks for 3D part modeling and 2D drafting.
• Arduino (C/C++) or similar prototyping experience.
• Hands-on with hand tools, benchtop assembly, and soldering/wiring.
• Experience working in client environments or on W2 engagements.

Responsibilities

• Mechanical CAD Design: Create and modify 3D models, components, fixtures, and drawings using SolidWorks.
• Prototyping & Assembly: Build and iterate functional prototypes of microfluidic devices and test systems.
• Electronics & Test Automation: Develop simple test routines and sensor/actuator controls using Arduino.
• Hands-on Lab Work: Perform soldering, PCB wiring/rework, and cable harness assembly.
• Testing & Troubleshooting: Support bench testing, diagnose issues, and optimize designs with senior engineers.

Skills

Arduino (C/C++)

Hands-on hardware

Laboratory prototyping

Mechanical design understanding

Education

B.S. in Mechanical Engineering or related field

Tools

SolidWorks

Job description

Ryzen Solutions in Campbell, CA is seeking a hands-on junior engineer to support design, prototyping, and testing of microfluidic cartridges and life science instruments. You’ll bridge mechanical design with embedded hardware in biotech and medical devices.

You will work on SolidWorks CAD, Arduino-based prototyping, and hands-on assembly in a labs environment. This role offers growth toward a full-time position and exposure to cutting-edge biotech projects.