After graduation from the university, Dita Sirotová was active in the field of science and research at Engineering-Technological Faculty of the Slovak Technical University in Trnava and she was elaborating the thesis in the Welding Research Institute. After defending the nomination her steps led to the commercial sphere and after a short period in a leasing company and business, she together with other experts started a software company. Since 1999 WBI (former Istroconstruct and Webcom – Istro) has been supplying and implementing solution Microsoft Dynamics NAV. Since the beginning, Dita Sirotová is in the position of the Business Manager of this company within which she works both in the field of domestic and international trade or in the field of presentations at professional events in the field of information technologies. Currently she asserts the activities related to the adoption of Microsoft Dynamics NAV in university schooling and support of educational process.