An engineer by training, author and tech veteran Mark Sorenson (pictured) ascended over the decades to become an executive leading thousands of engineers and software developers while managing successful businesses within iconic companies. His new book, “A Restaurant in Jaffa,” is a fictional cyber-thriller.It’s often said that one should write what one knows. For Sorenson, that involved the computer industry and technology.“That became a framework for what I wanted to write about,” he said