Jenner is said to have come out of retirement to take up the position following a 25-year career in the drinks trade.
Loch Ness Brewery MD Stephen Crossland said appointing an experienced sales director was a “necessity”.
“Having also been a publican for 13 years I have always enjoyed Rob’s company as well as having a great respect for him as one of the best in the business,” said Crossland.
“We are already in the process of significantly increasing our production capacity to assist in delivering to our overseas customers but are delighted that we will now see more of our product headed throughout the UK in cask.”
The brewery team was due to attend the Scottish Real Ale Festival today (July 10).