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Chia-Wei Lee
Information Security Engineer
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Chia-Wei Lee

Information Security Engineer
Experienced Senior Information Security Engineer with 3 years of expertise in implementing DLP, IDS, and SIEM systems. Specializes in mail gateway and DLP, with notable achievements in designing a physical security protection system and improving operational efficiency. Additionally, I have 3 years of experience as a Senior Software Engineer, specializing in .NET, AI, SQL, and Linux Administration. I aim to bring more insights into Information Security Systems.
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Nan Ya Plastics
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國立中央大學 National Central University
新北市, 台灣

Professional Background

  • Current status
    Ready to interview
  • Profession
    Software Engineer
    System Architecture
    Security Engineer
  • Fields
  • Work experience
    4-6 years (4-6 years relevant)
  • Management
    I've had experience in managing 1-5 people
  • Skills
    .Net framework
  • Languages
  • Highest level of education

Job search preferences

  • Desired job type
    Interested in working remotely
  • Desired positions
  • Desired work locations
    New Taipei City, Taiwan
    Taipei City, Taiwan
    Hsinchu City, Taiwan
  • Freelance

Work Experience

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Information Security Engineer

Nov 2022 - Jul 2023
9 mos
Taipei City, Taiwan
1. Developed a high-traffic online slides sharing website using Python and Flask, deployed with containerized technology, resulting in an enterprise AI knowledge management platform attracting over 3,000 daily visits. 2. Engineered an online incident management platform using Python and Flask, deployed via containerized technology, enabling simultaneous editing and viewing by thousands of users, enhancing security incident response efficiency. 3. Developed a User and Entity Behavior Analytics (UEBA) system that gathered logs from endpoint monitoring software on computers with USB read/write access, analyzed anomalous employee behavior using Bayesian classifiers, and generated audit reports in Security Information and Event Management (SIEM) for further investigation. 4. As an internal lecturer, conducted training sessions for over 50 colleagues in fundamental Python syntax and programming logic.
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Sr. Information Security Engineer

Sep 2019 - Aug 2021
2 yrs 0 mos
New Taipei City, Taiwan
1. Implemented an open-source email security gateway, developed a Perl plug-in to integrate blacklist intelligence, and trained a Bayesian classifier model to detect and block over 1,000 malicious emails per month. 2. Implemented a Data Loss Protection (DLP) system in Linux environment, formulated and regularly audited system policies to protect confidential R&D data. 3. Implemented an Intrusion Detection System (IDS) for network traffic detection and protection based on the MITRE ATT&CK framework, developed and regularly audited system policies, and collaborated daily with IT units to investigate high-risk events. 4. Utilized Splunk to collect data and establish a Security Information and Event Management (SIEM) system for auditing abnormal employee behavior, with regular reviews and policy amendments to prevent data leakage. 5. Developed a physical security protection system, established a Python TensorFlow object detection model, trained to identify physical security anomalies, and achieved a 90% detection rate. 6. Developed PowerShell scripts to enable batch transfer of sensitive data in the R&D environment, saving nearly 8 man-days per month. 7. Built an information security e-newsletter publishing system, crawl the content of various news websites through Python Selenium, and publish the content to the enterprise portal through Robotic Process Automation (RPA), saving nearly 1 man-day per month.
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Sr. Software Engineer

Oct 2016 - Sep 2019
3 yrs 0 mos
New Taipei City, Taiwan
1. Engineered a high-availability Automated Optical Inspection (AOI) system using OpenCV and Keras, deployed through Python Flask. This system achieved significant quality improvements by inspecting over 30,000 wafers daily for visual abnormalities. Seamless integration with Oracle DB and Microsoft SQL Server DB ensured robust data management and operational efficiency. 2. Developed a Manufacturing Execution System (MES) subsystem using .NET for manual inspection of AI-reported wafer appearance abnormalities, reducing QA manpower by one man-month each month. 3. Maintained a high-availability external system interface for command exchange with the MES using Microsoft Message Queuing and .NET, processing over 5,000 commands daily. 4. Maintained a Hadoop cluster of over 100 Linux hosts, assisting in troubleshooting, deploying new applications, and monitoring system status using Elastic. 5. As an internal lecturer, conducted training sessions for over 200 colleagues on Keras object detection model application development.


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Master of Business Administration (MBA)
Information Management
2013 - 2015
Thesis: Design of a multi-dimensional analysis platform for optimized trading programs - Analyze the price trends in FITX, plus technical analysis methods, in order to predict the price movement of a financial product. The system is implemented using Java, and it will import everyday transactions automatically, displaying the predictions through GUI.
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Bachelor’s Degree
Management Information Systems
2009 - 2013
Thesis: Retinopathy Detection - Collaborated with Tungs' Taichung MetroHarbor Hospital to process retinal photos of diabetic patients using image segmentation and genetic algorithm implemented in Java, aiming to identify the presence of Diabetic Retinopathy.

Licenses & Certifications

Certified Threat Intelligence Analyst

Expires Dec 2023
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TOEIC Listening and Reading

Issued Oct 2018
No Expiration Date