Analyzes, develops, designs, and maintains software for the organization�s products and systems, with focus on wwan sub-systems. Performs system integration and support of WWAN components, Modem, RIL, framework and UI. Technical knowledge of wireless technologies and protocols such as GSM, CDMA, HSPA, LTE, understands operator certification, test cases, requirements & regulatory process (GSMA and mobile carriers). Develops, validates, and tests: structures and user documentation. Works under consultative direction toward predetermined long-range targets. Determines and pursues courses of action essential in obtaining desired outcomes.