​​​​​​​​​​​​We are currently seeking qualified students for the following full time and intern position. 

Please send your resume to

Mechanical Engineer - Full Time

HJST is seeking a Mechanical Engineer to design, develop, assemble, and validate prototype instrumentation to automate and miniaturize biological and chemical assays. This role will involve rapid prototyping to iterate through benchtop solutions for various automation challenges, including fluidic routing, pressure control, temperature control, and more. This candidate should be interested in biological applications as well as comfortable working in a multi-disciplinary team of scientist and engineers.


  • Design prototype instrumentation systems for automating and miniaturizing biological and chemical assays
  • Manufacturing (3D Printing) and assembling automation instrumentation platforms
  • Developing enclosures and complete prototype systems for beta testing campaigns
  • Validating the performance of the instrumentation in a myriad of biological applications


  • ​Experience with CAD, including AutoCAD and SolidWorks
  • Experience with 3D Printing and Rapid Prototyping
  • Understanding of automation hardware, including pumps, valves, and temperature controllers
  • Additional experience with optomechanical design and electronics is a plus


  • BS or MS in Mechanical Engineering or related fields