Performs complex transportation engineering work in one or more functional areas such as planning, project development and design, construction, transportation/traffic operations and/or maintenance. Ensures compliance with applicable federal and state laws, policies, procedures, standards and guidelines. Work requires contact with governmental officials and private entities. Employees at this level perform work independently on assignments; however all unusual issues are referred to the supervisor.Essential Duties:Transportation Engineer II and III: Performs complex engineering design work such as development of layouts, sketches, plans, specifications, estimates and contracts.Performs complex planning work such as plan review, calculations and assisting in transportation planning studies.Assists with design, computer operations and plan preparation.Performs other job responsibilities as assigned.