J3S offers an array of services, from corporate management consulting and system architecture design to R&D. J3S often performs in-plant, side-by-side with contractor personnel, to develop, implement, and institute new technologies and practices. To date, the company's core products are management and engineering consulting, engineering design, specialized software development, and technical support. J3S provides extensive experience working with the U.S. government and with prime contractors in the defense industry.

J3S has a wealth of executive management and system engineering expertise. The company employs professionals with advanced engineering and science degrees, as well as experienced talent in contracting, accounting, graphics, and information systems. J3S has two patents pending for innovations in test and measurement technology.

Generally, J3S seeks to solve difficult problems that require innovative solutions or practices.