Mark Callahan

Electrical Engineer

Mark Callahan is an Electrical Controls Engineer at AbsolutAire.  In this role, he is responsible for generating electrical control systems documentation for the company’s commercial and industrial direct-fired product lines.  Key activities include unit build package review, electrical control system development, schematics generation for analog, direct digital control (DDC), and programmable logic controllers (PLC), PLC software support, electrical materials documentation, new concepts and controls innovations, factory startup support, and field startup support.

Mark began his AbsolutAire career in 2013, following three years as a green-field startup technician.  He spent five years as a Building Automation Systems construction and installation field manager, and 25 years as an Automated Control Systems Design Engineer for various architectural & engineering firms, with extensive knowledge in the food and pharmaceutical industries.

Mark earned an Associates in Applied Sciences from Michigan Technological University in 1980.  Prior education includes three years as an International Brotherhood of Electrical Workers (IBEW) apprentice.