মহ

Mehedi Hossen Limon

Electrical Engineer · OT/ICS Security Specialist · Bangla Writer · Based in Bangladesh

Professional Summary

Electrical engineer with hands-on experience in power systems, substation design, and industrial automation in Bangladesh. Specialized focus on Operational Technology (OT) and ICS cybersecurity — bridging the gap between traditional engineering and modern security requirements. Parallel to engineering, I write in Bangla on topics spanning Islam, society, literature, and technology education.

Work Experience

Electrical Engineer
2022 — Present
Power & Infrastructure Sector, Bangladesh
  • Design and commissioning of medium and high voltage substations
  • Protection relay coordination and setting calculations (overcurrent, differential, distance)
  • SCADA and industrial control system integration and commissioning
  • OT/ICS security assessments based on IEC 62443 framework
  • Technical documentation, SLD preparation, and project reporting
Junior Electrical Engineer
2019 — 2022
Engineering Firm, Bangladesh
  • Electrical system design for industrial and commercial construction projects
  • Load flow analysis, short circuit calculations, and equipment sizing
  • Site supervision, punch list management, and contractor coordination
  • AutoCAD Electrical drafting and design review

Education

2015–2019
B.Sc. in Electrical & Electronic Engineering
University, Bangladesh
2013–2015
Higher Secondary Certificate (HSC) — Science

Technical Skills

Power Systems90%
OT/ICS Security80%
SCADA / DCS / PLC75%
Protection & Relay80%
AutoCAD Electrical70%
Technical Writing85%

Certifications

IEC 62443 — Industrial Cybersecurity
ISA / Online Training
2024
Protection Relay Coordination
Professional Development
2023
SCADA Security Fundamentals
Online
2024
AutoCAD Electrical
Autodesk Certified
2021

Languages

🇧🇩 বাংলা — Native
🇬🇧 English — Fluent
🕌 عربي — Learning

Writing & Publications

Author of রাফখাতা — a personal Bangla blog at mhlimon.com covering Islamic essays, literary pieces, and social commentary. 40+ published pieces since 2022. Additionally writes technical explainers on OT/ICS cybersecurity topics aimed at making industrial security accessible to Bangladeshi engineers.