Innovation and dynamism are the words that have defined the telecommunications market in the last 15 years. The way people communicate, the speed of data transmission and the diversity of services offered are so volatile that companies those plays in this market constantly needs to revisit their planning and global strategies to remain competitive. This dissertation aims to contribute to research on strategic management of network equipment vendors that operate globally, analyzing, through the case study method, the strategic change adopted by the French-American company Alcatel-Lucent in the year 2013. All data collection was done through public information available on websites specializing in the telecommunications industry, in the database Web of Science, on news websites and the website of the study subject company, besides the application of a structured questionnaire and additional interviews in order to capture the perceptions of its leaders and employees before and after the adoption of the new strategy - The Shift Plan. For strategic analysis this study The strategic analysis was conducted with the help of Macedo-Soares s framework GI - Generic Integrative – tool, allowing to do a strategic fit company analysis in a systemic integrative perspective in two phases: before and after the adoption of the new strategy The Shift Plan. Based on the results, the research showed that the adoption of a new strategy by the Alcatel-Lucent was urgent. The study allows us to perceive the gaps in the adequacy of the old strategy and how these gaps were and shall be completed and corrected in the adoption of The Shift Plan through a change.