SYSTEM ENGINEERING AND INTEGRATION DEFENSE CONTRACTOR, INC. (SEIDCON, INC.) provides technical support services to the Enforcement Technology Center (ETC) in the Customs and Border Protection Office of Information Technology. This company's competencies include security engineering and information assurance, systems engineering and integration, information systems, data warehousing and decision support systems, and advanced technologies. They were originally formed in 1983.

SEIDCON supports ETC in the performance of audits of the Prime Integration Contractor responsible for implementing the Customs and Border Protection National Enforcement Equipment Maintenance and Repair activity and Field Operations Support.

SEIDCON was nominated by the ETC and was selected for a Small Business Achievement Award for both Fiscal Years 2003 and 2004. This was the first ever DHS awards ceremony since the Department's inception.