(1) 15 years of experience on software development, 10+ years of experience on enterprise-class, Linux based appliance development. (2) Excellent system architecture design skills at multiple product levels. (3) Excellent requirement analytical skills. (4) Mastery of C, Python and Linux system programming. (5) Firm understanding of Linux. (6) Firm understanding of networking and network security. (7) Strong troubleshooting capability. (8) Fast learning capability on new technology. (9) Good command of both written and spoken English.