YUN BEOM LEE
Network Engineer
Suwon
Summary
Dynamic Network Operations Engineer with a proven track record at Jung Data System, leveraging CCNP and AWS certifications to enhance network reliability. Expert in incident response and proactive monitoring, complemented by strong leadership skills from managing delivery operations. Committed to optimizing performance and ensuring high customer satisfaction in multi-vendor environments.
Overview
7
7
years of professional experience
Work History
Network Operations Engineer
Jung Data System
05.2024 - Current
- Worked on-site at Kakao’s Network Operation Center (NOC), handling real-time monitoring, incident response, and first-level troubleshooting across multi-vendor environments (Cisco, Arista, Huawei, Juniper). Managed network and circuit incidents, maintained issue tracking logs, and coordinated escalations with vendors and carriers. Registered scheduled maintenance notices from ISPs and collaborated with data center staff for hardware replacements, including transceiver and rack switch swaps. Supported overall network reliability through proactive monitoring and on-site operational coordination.
Assistant Manager, Customer Service
Hyesung BMC
02.2020 - 01.2021
- Performed pest control treatments and COVID-19 disinfection at client sites.
- Supported general cleaning operations and facility sanitation tasks.
- Assisted in scheduling and coordinating on-site service teams.
Branch Manager
Pyeongtaek Express Delivery Co., Ltd.
10.2018 - 02.2020
- Managed daily operations of the branch, overseeing a team of 5 delivery drivers.
- Coordinated the delivery of over 500 parcels per day, ensuring on-time and accurate service.
- Handled scheduling, driver supervision, and customer complaint resolution.
- Organized both parcel deliveries and corporate document dispatch services.
- Maintained high customer satisfaction by resolving claims efficiently and optimizing delivery schedules.
Education
Associate Degree - Network Engineering
Academic Credit Bank System, South Korea
14 Cheonggyecheon-ro, Jung-gu, Seoul, South Korea 04.2001 -
No Degree - Cloud Security Engineer Training Program
Yonsai IT Education Center
940-1, Jeongjo-ro, Jangan-gu, Suwon-si 04.2001 -
Skills
AWS Certified DevOps Engineer professional
AWS Certified Security Specialty
AWS Certified Solutions Architect associate
CCNP (Cisco Certification Network Professional)
Linux (Intermediate Level)
Timeline
Network Operations Engineer
Jung Data System
05.2024 - Current
Assistant Manager, Customer Service
Hyesung BMC
02.2020 - 01.2021
Branch Manager
Pyeongtaek Express Delivery Co., Ltd.
10.2018 - 02.2020
Associate Degree - Network Engineering
Academic Credit Bank System, South Korea
04.2001 -
No Degree - Cloud Security Engineer Training Program
Yonsai IT Education Center
04.2001 -
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