Systems Definition, Inc. provides focused and efficient technical and business planning services and software development to federal agencies, government contractors, and commercial clients.
In the government arena, our work supports important development initiatives in the areas of defense, tactical communications, and homeland security.
Our commercial efforts encompass web technologies, software application development, business/strategic planning and studies, and technical documentation development.
SDI’s "Go To The Customer" philosophy allows us to maintain excellent customer relationships and to ensure that Customer goals, deliverables, and deadlines are satisfied.
Download SDI's Web Technologies and Software Development briefing.
Download SDI's Technical Services Capabilities briefing.
The CMA Program is a Joint Capability
Technology Demonstration (JCTD) to integrate a variety of existing
maritime systems and technologies to augment
maritime awareness capabilities. SDI is assisting the U.S. Naval
Research Laboratory with system planning, software development using
Java and .Net technologies, and system deployment and training. 
SDI is developing a suite of
RFID software applications (Tour Roster, Ride List, Remote Web Application) to support Fire Department New York (FDNY) efforts to identify
firefighters responding to incidents. SDI is working with the U.S. Naval
Research Laboratory and FDNY personnel to investigate and define concepts of operations and to develop
applications contributing to firefighter locater information during transit to and at the fire ground.
SDI staff are assisting the U.S.
Naval Research Laboratory in planning and developing the
TACSAT-4 satellite to support DoD goals for quick-reaction space-based
capabilities available to commanders in theatre.
SDI is performing system planning, system documentation, and security
planning and documentation.