K-Means Clustering Analysis for Mapping Alumni Career Success Profiles to Evaluate Graduate Quality at SMKN 1 Kisaran

Authors

  • Dian Toro Putra Wiguna Universitas Royal
  • Dahriansah Universitas Royal
  • Muhammad Bayu Al Dhana Universitas Royal

DOI:

https://doi.org/10.35870/ijmsit.v6i2.8631

Keywords:

K-Means Clustering Method, Data Mining, Career Profile Mapping, Alumni Career Success, Graduate Quality Evaluation, SMKN 1 Kisaran

Abstract

The development of information and communication technology has encouraged the widespread use of data in various fields, including education. This study aims to apply the K-Means Clustering method to group alumni career data of SMKN 1 Kisaran based on predetermined indicators of career success. The research uses a quantitative approach with a data mining method, applying the K-Means Clustering algorithm as the main technique in the data analysis process. The findings indicate that the alumni career data were successfully grouped by converting categorical data into numerical weights for computational processing. The results show that the alumni data are divided into three main clusters. Cluster 1 represents alumni with a high level of career success, characterized by a short waiting period for employment and suitability between their field of work and competencies. Cluster 2 describes alumni with a moderate level of career success, indicated by a longer waiting period for employment or a mismatch between their field of work and competencies. Cluster 3 represents alumni with a low level of career success, dominated by alumni who have not yet obtained employment.

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Author Biographies

  • Dian Toro Putra Wiguna, Universitas Royal

    Information Systems Study Program, Faculty of Computer Science, Universitas Royal, Asahan Regency, North Sumatra Province, Indonesia

  • Dahriansah, Universitas Royal

    Information Systems Study Program, Faculty of Computer Science, Universitas Royal, Asahan Regency, North Sumatra Province, Indonesia

  • Muhammad Bayu Al Dhana, Universitas Royal

    Mathematics Education Study Program, Faculty of Teacher Training and Education, Universitas Royal, Asahan Regency, North Sumatra Province, Indonesia

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Published

2026-10-16

How to Cite

Wiguna, D. T. P., Dahriansah, D., & Al Dhana, M. B. (2026). K-Means Clustering Analysis for Mapping Alumni Career Success Profiles to Evaluate Graduate Quality at SMKN 1 Kisaran. International Journal of Management Science and Information Technology, 6(2), 2840-2852. https://doi.org/10.35870/ijmsit.v6i2.8631