Must have active TS/SI FS Polygraph Fidelis is looking for a new team member to support our Network device team to support the development of new and existing capabilities. Requirements: 5+ years of experience with C development and reverse engineering (CS2) 10+ years of experience with C development and reverse engineering (CS3) Experience with CNO Development on Network Devices Candidates should have one of more of the following: In-depth understanding of network protocols Experience with network device appliances (routers, switches, firewalls) Experience working in a Real Time Operating System environment