Tim Geiser, MSc, P.E.


Mechanical Engineer




My name is

Tim Geiser

I’m an engineer that specializes in designing mechanical systems for mission critical buildings and infrastructure. This page exists so I can share what I find interesting in all things related to engineering and open source software.

Professional Engineer

Licensed Professional Engineer in five US States.

National Council of Examiners for Engineering and Surveying record holder.


Expert user of Revit, AutoCAD, and Navisworks.

Proficient user of Excel, Python, and Command-line interface in Windows, Mac & Linux.


Fifteen years’ experience providing mechanical engineering services.


Bachelor's of Science
Mechanical Engineering
University of Minnesota

Master's of Science
Building Services Engineering
London South Bank University


Work Experience

  • Environmental Systems Design, Chicago
    Senior Project Engineer | Mechanical
    Designed highly resilient cooling systems for hyperscale data centers for a Fortune 100 client. Solved hundreds of constructability issues raised by the client, contractors, other engineers, architects, and equipment manufacturers.
    2021 -
  • Epstein, Chicago
    Project Engineer
    Designed central plant cooling and heating systems for a Fortune 100 client and several medium to small businesses. Designed mechanical systems at the Jacob K. Javits Convention Center expansion in New York City (for both the new transformer building and truck marshalling ramp).
    2017 -
  • MWH, Chicago
    Senior Mechanical Engineer
    Designed mechanical and electrical systems for the Panama Canal Third Set of Locks project. Delivered the company’s first project using Revit and Navisworks software.
    2015 -
  • Red Engineering Design, Oxford & London, UK
    Mechanical Design Engineer
    Designed Mechanical, Electrical, and Plumbing (MEP) systems that consume minimal amounts of energy, without sacrificing comfort. Specialized in the deployment AutoCAD MEP, which designs 3D MEP systems.
    2009 -
  • Leo A Daly, Minneapolis
    Mechanical Engineer-In-Training
    Designed mechanical and plumbing systems in the retail, office, military, and industrial sectors for one of the top ten largest Architecture/Engineering firms in the United States. Focused on the deployment and training of Autodesk's Revit MEP design software.
    2007 -