Thomas has worked for more than 27 years with Siemens Energy. After starting in the assembly field of the Berlin gas turbine factory as a working student he switched to the field service area for commissioning, factfinding, trouble shooting and prototype testing on site.

Furthermore he has worked in areas like R&D, marketing and sales for GT modernization and upgrades for several years and enhancing his work to complex projects and special fuels. Now taking care again for mods and upgrades in the area of special fuels focused on H2-cofiring as' the technical product owner.