The article considers significant issues dealing with challenges in learning indigenous languages of the Republic of Tatarstan and improving young people's material and cultural standards through learning their mother tongues and the study of national culture. Theoretical and methodological aspects as well as content and technological support in studying local culture are a part of the university curriculum and have become urgent for Russian educational environment, though have not been substantially discussed yet. The authors propose a structural-and-functional model of national-and-regional components of the linguistic cultural environment in a technical university. The method of simulation is used to appraise implementation of nationaland-regional characteristics and peculiarities into cultural environment of a higher education institution, and consider it as a process of purposeful and conscious acquisition of knowledge about the language and culture of the local nations. As a result, there has been a structural-and-functional model designed proving positive implementation outcomes of local, national-and-regional, component in the linguistic and cultural environment of a technical university and its curriculum. The model comprises the following interrelated constituent elements: target, content, organization and impact. National and regional characteristics influencing the process of the language culture development have been identified and presented in the case study of a technical university; pedagogical conditions for developing language culture involving local nation language and its culture have been justified, and its significance proven for further consideration as a topic focusing on linguistic, historical, cultural and cross-cultural characteristics. The ideas and experience discussed in the paper may be of practical value to higher education institutions locating in multinational areas and dealing with the challenges of multinational community, to overcome ambiguity in language and cultural policy in the system of education. The model is focused on scientific and methodological aspects as a distinct approach to language and culture studies that in the Republic of Tatarstan is imperative demand of our time.