SUNNYVALE, Calif.--(BUSINESS WIRE)--Simply Hired, the largest independent job search engine with properties in 24 countries and 12 languages, today released its March 2015 U.S Employment Outlook. The new report shows that nationwide job openings increased 1.38% in March 2015 compared to the previous month. This follows a previous gain of 2.47% reported by Simply Hired for February 2015, and includes growth in most major metros, as well as a majority of industries and occupations. “The Simply Hi