Engaging the future...

Our government segment provides a wide array of technical services and solutions, primarily to U.S. federal, state and local government agencies. Our commercial segment provides technology-driven consulting, systems integration and outsourcing services and solutions in selected commercial markets.

Featured Services

Systems Engineering and Integration

S4 develops and integrates complete systems of all sizes, bringing to bear our unique combination of deep scientific and technical expertise, broad experience in the environments in which the systems will be used, and strong systems engineering and program management processes and skills.


About Us


Systems & System Software Solutions, LLC is a professional services firm which was founded in 1998. Two Johns Hopkins University graduates (and twin brothers) came together to realize their dreams of building their own consulting firm. S4 provides experienced, certified professionals to work closely with clients within the Intelligence Community, Federal Executive Departments, and Commercial Industries. Our consultants are actively involved in addressing our clients’ challenges to create better Intelligence for our Nation.

MissionOur Mission is to deliver high quality, cost effective solutions tailored to our clients' business needs. These systems are rapidly deployed using state-of-the-art tools, with minimum disruption.

Engaging the Future of ITOur clients derive confidence from partnering with a growing company that is here to stay. Our commitment is to our employees and our clients. We are dedicated to providing the best possible opportunities for career growth, supported by an outstanding benefits package. We design and develop smart and scalable solutions – solutions that evolve and improve with our clients’ changing needs.

S4 is an experienced Intelligence Community prime contractor with Defense Contracting Audit Agency (DCAA) approved labor rates and accounting systems and over 90% of the staff maintains high-level security clearances.