
JOON HO LEE

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About me
Platform engineer
Education

광운대학교
2004 - 2012학사 Computer Engineering
Experience

LG Uplus
Jan 2012 - Dec 2021- 24 hour shift work for operation and maintaining IPTV service.- System and platform architecture design to develop new functions with service stability and performance improvement.- Troubleshooting From OS level to Application source level.- Shell programming to automate service monitoring and maintaining- Continuous service logic and platform improvements to improve service quality.- Deploy new feature to commercial platform.- Maintaining security policies, controlling access rights, and handling external complaints as a system administrator. Show less
Senior System Engineer
Jan 2021 - Dec 2021Assistant Manager(IPTV operation Team)
Jan 2012 - Mar 2021Specialist
Jan 2012 - Mar 2021

아마존
Jan 2022 - Dec 2023Data Center Operations(DCO)- Maintain efficiently a high level of system reliability by prioritizing and resolving trouble tickets related to Systems and Network hardware problems- Linux server and XEN service virtualization troubleshooting- Remediate physical layer outages on both Systems & Network- Participate in Data Center power & cooling events- 24x7 On-Call requirements and shift rotations- Install & configure racks in-line with internal SLAs- Triage & resolve trouble tickets for all devices- Physical replacement of server and network devices- Define metrics to increase our customer uptime Show less

SeersTechnology
May 2024 - nowPlatform EngineerCloud and On-Premises Platform Deployment and Management
Licenses & Certifications
- View certificate

CKS: Certified Kubernetes Security Specialist
The Linux FoundationMar 2024 - View certificate

CKAD: Certified Kubernetes Application Developer
The Linux FoundationMar 2024 - View certificate

CKA: Certified Kubernetes Administrator
The Linux FoundationDec 2023 - View certificate
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AWS Certified SysOps Administrator – Associate
Amazon Web Services (AWS)Sept 2020 - View certificate

LFS458: Kubernetes Administration
The Linux FoundationOct 2023 - View certificate
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AWS Certified Solutions Architect – Associate
Amazon Web Services (AWS)Oct 2023
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