Dear Colleagues,On behalf of the Organizing Committee and the International Programme Committee, we would like kindly to invite you to participate in the 15th International Scientific Conference on Engineering, Technology and Systems – TechSys 2026.The conference will be held in Plovdiv, Bulgaria at the Technical University of Sofia, Plovdiv Branch between 14 and 16 May 2026.We are striving to respond to the utmost degree to the contemporary requirements for publication of papers, as well as to enhance the possibility that the presented papers be shared across the international academic community.

Submission Guidelines

Manuscript preparation:

Authors are encouraged to use the Microsoft Word template or LaTeX template to prepare their manuscript. The total amount of data for all files must not exceed 120 MB.

Please consider following instructions when you are preparing your manuscript for TECHSYS 2026:

• Microsoft Word: Manuscripts prepared in Microsoft Word must be converted into a single file before submission. When preparing manuscripts in Microsoft Word, we encourage you to use the Microsoft Word template file. Please insert your graphics (schemes, figures, etc.) in the main text after the paragraph of its first citation.
• LaTeX: Manuscripts prepared in LaTeX must be collated into one ZIP folder (including all source files and images, so that the Editorial Office can recompile the submitted PDF). When preparing manuscripts in LaTeX, we encourage you to use the LaTeX template files. You can now also use the online application writeLaTeX to submit articles directly to Engineering Proceedings. The MDPI LaTeX template file should be selected from the writeLaTeX template gallery.
• For detailed information please see Manuscript Preparation TECHSYS 2026.pdf 
• Manuscript submission: Please upload your submission in both file formats - PDF and DOC (LaTeX).

!!! Two papers per author (co-author) in each publishing option are allowed.

!!! All papers have to be written in English.

List of Topics

The topics of the conference include but are not limited to:

• Automation, Control Systems and Robotics
• Electrical Engineering and Electronics
• Computer Engineering, Informatics and Communications
• Mechanical Engineering
• Automotive and Aeronautical Engineering
• Materials Science

Committees

International Scientific Committee

• Prof. DSc Ivan Kralov, Bulgaria
• Prof. DSc Mark Himbert, France
• Prof. DSc Andre Barraco, France
• Prof. DSc Georgi Todorov, Bulgaria
• Prof. DSc Todor Stoilov, Bulgaria
• Prof. DSc Okyay Kaynak, Turkey
• Prof. DSc Ivan Yatchev, Bulgaria
• Prof. DSc Edmunds Teirumnieks, Latvia
• Prof. Dr. Georgi Venkov, Bulgaria
• Prof. Dr. Valyo Nikolov, Bulgaria
• Prof. Dr. Nikolay Ganev, Czech Republic
• Prof. Dr. Ernst Wintner, Austria
• Prof. Dr. Frantisek Zezulka, Czech Republic
• Prof. Dr. Yury Klochkov, Russia
• Prof. Dr. Nikola Kasabov, New Zealand
• Prof. Dr. Petr Louda, Czech Republic
• Prof. Dr. Mihail Todorov, Bulgaria
• Prof. Dr. Galidia Petrova, Bulgaria
• Prof. Dr. Michail Petrov, Bulgaria
• Prof. Dr. Andon Topalov, Bulgaria
• Prof. Dr. Sedat Sunter, Turkey
• Prof. Dr. Oğuzhan Erdem, Turkey
• Prof. Dr. Ahmed Hafaifa, Algeria
• Prof. Dr. Abdellah Kouzou, Algeria
• Prof. Dr. Zdenek Bradach, Czech Republic
• Prof. Dr. Grisha Spasov, Bulgaria
• Prof. Dr. Karamjit Gil, UK
• Prof. Dr. Sevinc Gulsecen, Turkey
• Prof. Dr. Rafat Al Afif, Austria
• Prof. Dr. Lidia Galabova, Bulgaria
• Prof. Dr. Elitsa Gieva, Bulgaria
• Prof. Dr. Rosen Radonov, Bulgaria
• Prof. Dr. Milena Lazarova, Bulgaria
• Prof. Dr. Georgi Angelov, Bulgaria
• Prof. Dr. Miroslav Zetek, Czech Republic

Organizing Committee

        Chairman:

• Assoc. Prof. Dr. Nikola Shakev - Technical University - Sofia, Plovdiv Branch

  Vice Chairmen:

• Assoc. Prof. Dr. Nikolay Kakanakov - Technical University - Sofia, Plovdiv Branch
• Assoc. Prof. Dr. Sevil Ahmed-Shieva - Technical University - Sofia, Plovdiv Branch

Members:

• Prof. Dr. Valyo Nikolov
• Prof. Dr. Tsvetana Grigorova
• Assoc. Prof. Dr. Hristian Panayotov
• Assoc. Prof. Dr. Mitko Shopov
• Assoc. Prof. Dr. Krasimir Ambarev
• Assoc. Prof. DSc. Borislav Penev
• Assoc. Prof. Dr. Raycho Raychev
• Assoc. Prof. Dr. Dilyana Budakova
• Assoc. Prof. Dr. Iliya Chetrokov
• Assoc. Prof. Dr. Georgi Georgiev
• Assoc. Prof. Dr. Boyan Dochev
• Assoc. Prof. Dr. Atanas Nachev
• Assoc. Prof. Dr. Silvina Ilieva

Invited Speakers

• ... to be announced soon

Publication

Two different options for paper publishing and respectively an independent selection process for both of them will proceed:

• Option 1: The selected papers are going to be published Open Access in Engineering Proceedings by MDPI  indexed by a number of leading databases, including Scopus 

• Option 2: The selected papers are going to be published in the volume 31 of Journal of the Technical University - Sofia, Plovdiv, Branch “Fundamental Sciences and Applications”, ISSN 2603-459X

Venue

The conference will be held in Plovdiv, Bulgaria at the Technical University of Sofia, Plovdiv Branch between 14 and 16 May 2026.

25 Tsanko Dyustabanov, St.

4000 Plovdiv, Bulgaria

Contact

All questions about submissions should be emailed to techsys@tu-plovdiv.bg