ManTech International [MANT] yesterday said it has completed its $90 million acquisition of Worldwide Information Network Systems (WINS), giving it new information technology capabilities in network and infrastructure engineering, enterprise architecture, cyber security, systems development, software development and integration, and end-user workspace management.

WINS has a prime contract on the Defense Intelligence Agency’s multiple award Solutions for IT Enterprises contract that has a $6.6 billion ceiling value through 2015. ManTech expects the deal to be accretive to earnings in 2012.

“With WINS we will be able to offer our customers more comprehensive solutions to overcome their complex network challenges,” L. William Varner, head of ManTech’s Mission, Cyber and Technology Solutions group, said in a statement.