Client is seeking a lead BizTalk developer who, in addition to the above, can architect large-scale BizTalk solutions, represent and promote BizTalk during the project technology selection process, and has experience troubleshooting BizTalk solutions in a production environment. EDUCATION & EXPERIENCE: Typically requires bachelor's degree or equivalent, and five to seven years of related experience. Required Qualifications: The clearance level required is dependent on the type of clearance supported by our client. Experience in the designing/development of BizTalk 2006 / 2010 applications Experience in the designing/development of BizTalk schemas, Orchestrations and Maps At least 2-3 years of BizTalk experience developing orchestrations and web services Experience with deployment and administration of BizTalk applications Desired Qualifications: Experience in the construction of SOA and/or ESB architectures Experience using Microsoft SQL Server / T-SQL Experience in .NET environment (up to 3.5) Knowledge or familiarity with C# Knowledge of Object Oriented design principles and design patterns Knowledge of WCF, XML, XSLT and Web Services