Defense Offset in India Amertec Systems is a leading private manufacturer of electronic systems for the defense sector,having valuable experience in system engineering, mechanical and electronic development, software development, manufacturing, platform integration, installation and maintenance of complicated military systems. Amertec Systems independently carries out large-scale complex projects from concept design through customer support, taking the full responsibility for all stages of development, production and integration. The Company also develops and manufactures state-of the-art industrial electronic systems for transportation, industrial automation and process control.