We are about innovation. technology. progress.

Scientific Systems & Software International - Information Technology Solutions is a leading provider of advanced solutions that deliver timely, enabling technology and information to where it is needed most for our civilian, military, intelligence, state and local, and commercial customers.


Who We Are

SSSi was founded in 1985 and has grown steadily based on its experience and the breadth of services provided to its clients. SSSi – IT initially provided systems engineering services to technical and government clients. Software quality assurance formed a substantial part of those services, and shortly became an essential in the company product mix.

Today, SSSi core capabilities have expanded to meet the ever changing needs , challenges, and technologies of our customers to help them support transformation of their organizations driven by OMB mandates, shrinking budgets, and rapidly evolving technologies enabling cloud computing, Big Data storage, mobility, application modernization, enhanced cyber security, and much more.

SSSi has the technical resources, corporate experience, and dedicated creative people to meet any challenge and deliver value and performance to our customers.