R. Das is an Electronics and Communications Engineer, and works as a Senior Engineer with Digital Intelligence Systems Corporation (DISYS) Inc. Prior to joining DISYS, Das worked with companies such as HP, Compaq, and Digital Equipment Corporation. He is CCIE, CCNA, CCDA, CCDP, and CCNP certified. In addition, he has SOLARIS, HP-UX, Tru64, Oracle OCP, and MCSE ] I certifications.