U.S. job openings edged down by 1.2 percent in June, the first decrease in nine months, according to Simply Hired’s July 2013 Employment Outlook released today. However, year-over-year job openings rose 21.1 percent.

Job openings increased in 18 of 50 major metro areas in June. Sacramento, Calif.; Jacksonville, Fla.; Denver; and Nashville, Tenn., experienced the largest gains at 3.2 percent, 1.6 percent, 1.5 percent and 1.3 percent respectively.

Job openings increased in six out of 18 industries in June. Transportation at 22.5 percent and government at 5.4 percent showed the largest gains, indicating increased activity around infrastructure.

Here are the top hiring companies by market with their number of job openings on Simply Hired:

• Atlanta: WellStar Health System, 1,243 jobs
• Boston: McDonald’s, 1,279 jobs
• Charlotte, N.C.: Carolinas Healthcare System, 1,882 jobs
• Chicago: McDonald’s, 2,256 jobs
• Cleveland and Akron, Ohio: Cleveland Clinic Foundation, 3,444 jobs
• Dallas and Fort Worth, Texas: Baylor Health Care System, 2,058 jobs
• Denver: Centura Health, 1,338 jobs
• Detroit: Meijer, 1,050 jobs
• Houston: HCA Healthcare, 1,013 jobs
• Los Angeles: McDonald’s, 1,905 jobs
• Miami and Fort Lauderdale, Fla.: University of Miami, 1,241 jobs
• Minneapolis and St. Paul: UnitedHealth Group, 2,840 jobs
• New York: Citigroup, 1,767 jobs
• Orlando, Fla.: Florida Hospital, 605 jobs
• Philadelphia: McDonald’s, 1,106 jobs
• Phoenix: Banner Health, 1,612 jobs
• Pittsburgh, Penn.: PNC Bank, 694 jobs
• Portland, Ore.: Intel, 1,336 jobs
• Raleigh and Durham, N.C.: WakeMed, 747 jobs
• Sacramento, Calif.: Sutter Health, 620 jobs
• San Francisco Bay Area: Kaiser Permanente, 2,341 jobs
• Seattle and Tacoma, Wash.: Microsoft, 5,309 jobs
• St. Louis, Mo.: McDonald’s, 784 jobs
• Tampa and St. Petersburg, Fla.: BayCare Health System, 1,777 jobs
• Washington, D.C.: General Dynamics, 2,172 jobs