Mercury Systems to Report Second Quarter Fiscal 2013 Earnings and Host Conference Call on January 29, 2013

Mercury Systems to Report Second Quarter Fiscal 2013 Earnings and Host
Conference Call on January 29, 2013

CHELMSFORD, Mass., Jan. 8, 2013 (GLOBE NEWSWIRE) -- Mercury Systems, Inc.
(Nasdaq:MRCY) (www.mrcy.com), a best-of-breed provider of commercially
developed, open sensor and Big Data processing systems for critical
commercial, defense and intelligence applications, will release its second
quarter fiscal year 2013 financial results after the market close on Tuesday,
January 29, 2013.

Management will host a conference call at 5:00 p.m. EST 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 listen to the conference call, dial (888) 220-8746 in the USA and Canada,
and (913) 312-0956 in all other countries. The conference code number is
7413316. Please call five to ten minutes prior to the scheduled start time.
The call will also be broadcast live over the web at www.mrcy.com/investor
under "Financial Events."

A replay of the call will be available by telephone from approximately 8:00
p.m. EST on Tuesday, January 29, 2013, through 8:00 p.m. EST on Sunday,
February 10, 2013. To access the replay, dial (888) 203-1112 in the USA and
Canada, and (719) 457-0820 in all other countries. Enter access code 7413316.
A replay of the webcast of the call will be available for an extended period
of time on the "Financial Events" page of the Company's website at
www.mrcy.com/investor.

Mercury Systems – Innovation That Matters™

Mercury Systems (Nasdaq:MRCY) is a best-of-breed provider of commercially
developed, open sensor and Big Data processing systems, software and services
for critical commercial, defense and intelligence applications. We deliver
innovative solutions, rapid time-to-value and world-class service and support
to our prime contractor customers. Mercury Systems has worked on over 300
programs, including Aegis, Patriot, SEWIP, Gorgon Stare and Predator/Reaper.
We are based in Chelmsford, Massachusetts. 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: Kevin Bisson, CFO
         Mercury Systems, Inc.
         978-967-1990

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