Mercury Systems to Report Fourth Quarter and Fiscal Year 2015 Financial Results and Host Conference Call on August 4, 2015

Mercury Systems, Inc. (Nasdaq:MRCY) (www.mrcy.com), a leading high-tech commercial provider of more affordable secure and sensor processing subsystems powering today's critical defense and intelligence applications, will release its fourth quarter and fiscal 2015 financial results after the market close on Tuesday, August 4, 2015.

Management will host a conference call and simultaneous webcast at 5:00 p.m. ET on the same day to discuss Mercury's quarterly financial results, business highlights and outlook. In addition, Company representatives may answer questions concerning business and financial developments and trends, the Company's view on earnings forecasts, and other business and financial matters affecting the Company, the responses to which may contain information that has not been previously disclosed.

To join the conference call, dial [phone] in the USA and Canada, or [phone] in all other countries. Please call five to ten minutes prior to the scheduled start time. The live audio webcast can be accessed from the "Events and Presentations" page of Mercury's website at http://ir.mrcy.com/events.cfm. A replay of the webcast will be available two hours after the call and archived on the same web page for 6 months.

Mercury Systems – Innovation That Matters™

Mercury Systems (Nasdaq:MRCY) is the better alternative for affordable, secure and sensor processing subsystems designed and made in the USA. Optimized for program and mission success, Mercury's solutions power a wide variety of critical defense and intelligence applications on more than 300 programs including Aegis, Patriot, SEWIP, F-35 and Gorgon Stare. Headquartered in Chelmsford, Massachusetts, Mercury Systems is the first high-tech commercial company built to meet rapidly evolving next-generation defense electronics challenges. To learn more, visit www.mrcy.com. Mercury Systems and Innovation That Matters are trademarks of Mercury Systems, Inc. Other product and company names mentioned may be trademarks and/or registered trademarks of their respective holders.

CONTACT: Gerry Haines, CFO
         Mercury Systems, Inc.
         978-967-1990