From Executive Mosaic President and
Publisher Jim Garrettson
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Executive Mosaic’s Weekly News Round-Up
Dan Allen (pictured left), president of CACI International‘s U.S. operations, will lead the company as president and CEO beginning July 1, when Paul Cofoni (pictured right) will step down from those roles before retiring in December.
U.S. Operations COO John Mengucci will succeed Allen and also become CACI’s COO.
Cofoni held Allen’s current position when he joined the company in 2005 and elevated to president and CEO in 2007. He will facilitate the transition as chief adviser to Executive Chairman of the Board Jack London prior to retiring from the company.
Allen joined the company in 2011 after serving as SVP and GM of intelligence systems at Northrop Grumman. He previously held an SVP role at General Dynamics Information Technology.
Under Cofoni’s leadership, CACI’s revenue grew from $1.6 billion in 2005 to a projected $3.8 billion for fiscal year 2012. The number of employees jumped from 9,500 to more than 14,500 over that time.
Phebe Novakovic to Become General Dynamics Chairman, CEO in 2013
General Dynamics Chairman and CEO Jay Johnson will be succeeded in his roles by President and COO Phebe Novakovic in January 2013 after Johnson announced he will retire at the end of this year. 
Johnson first joined the company in 2003 after a 32-year career in the U.S. Navy that included four years as chief of naval operations.
He initially served as a company director prior to rising to vice chairman of the board in 2008 and succeeding Nicholas Chabraja as president and CEO in 2010.
Novakovic has been with the company for more than 10 years, managing government relations between 2005 and 2010 and later leading the Marine Systems group as an EVP. She rose to the president and COO roles in May.
Sheaffer to Retire as CSC NA Public Sector President
CSC continued to shuffle its executive deck this week, announcing that long-time leader and North American Public Sector President Jim Sheaffer will retire later this month.
Current sector President for Business Development David Zolet (pictured right) will succeed Sheaffer and be responsible for cost and profit management.
Zolet is a 26-year Northrop Grumman veteran, who last led that firm’s enterprise IT infrastructure operations prior to serving as VP for systems integration at IBM.
Jim joined CSC in 2005 to lead CSC’s support of the Treasury Department and other agencies.
Sheaffer previously spent 27 years with American Management Systems Inc. where he established the company’s IT consulting and services practice for the Defense Department and rose to the rank of SVP and COO of its North American and European telecomm business.
L-3 Bolsters Engility Exec Ranks with Mike Alber and Ray Guillaume
Alion Science and Technology CFO and TreasurerMichael Alber is the latest addition to the leadership team of L-3 Communications‘ services group, whichwill spinoff into a standalone company that goes byEngility.
Alber will take on the CFO role at Engility and report to Tony Smeraglinolo (pictured right), the spinoff’s future CEO.
Ray Guillaume, former director of treasury at CGI Federal subsidiary Stanley Associates, will take on the treasurer role at Engility.
The pair will join former head of Harris‘ IT servicesJohn Heller and Craig Reed (pictured left), most recently VP of strategic development at DynCorp International, who will help lead the transition to Engility as president of the C2S2 division and SVP of strategy and corporate development for government services, respectively.