Senior PS Gateway DPI System Architecture Expert

We are looking for a Senior PS Gateway DPI System Architecture Expert Job Description: * Responsible for the DPI system architecture design * Participate in the design of PS gateway system architecture * Involved in the DPI based service solution design: flow based charging, content filtering, flow based QoS, etc Preferred Qualification: * Over 8 years DPI system design/implementation experience. * Deep understanding of following protocols: HTTP, FTP, RTSP/RTP, WAP1.x/2.0, SIP, PCC, P2P (BT , Skype). * Deep understanding of following technologies: protocol detection, flow based charging, content filtering, flow based QoS. * Deep insight on trend of DPI; * Familiar with GGSN / PDSN / Wimax / SAE. Education requirement: * Minimum of bachelor degree in telecommunications, computer science or electronics. * Excellent collaboration skills with a wide variety of people (engineering, marketing, researching, standardization). * Ability to show creativity and a different way of thinking. * Must welcome challenges. * Good oral and written communication, interpersonal skills and fluency in both English and local language. Chinese is a benefit. Work place: Stockholm, Sweden