International Journal of Neutrosophic Science IJNS 2690-6805 2692-6148 10.54216/IJNS https://www.americaspg.com/journals/show/4134 2020 2020 Research Scholar, Department of Mathematics, Avinashilingam Institute for Home Science and Higher Education for Women, Coimbatore, India Bhavani Bhavani Assistant Professor, Department of Science and Humanities, School of Engineering, Avinashilingam Institute for Home Science and Higher Education for Women, Coimbatore, India Vijayalakshmi V.. M. This paper tackles the difficulty of accurately modeling uncertainty in complicated DM settings, where conventional FS models frequently fail. The IVFS theory, a broadening FS theory, is a potent tool that can offer the potential to approach uncertain data in vague environment in order to get over these restrictions. This paper presents an application of IVFS in a DM challenges, where on CV and WCV of an IVFS are used to select a qualified applicant for the HR manager position. Additionally, sensitivity analysis has demonstrated the stability of the final decision. 2026 2026 260 271 10.54216/IJNS.270123 https://www.americaspg.com/articleinfo/21/show/4134