Image of Chao Lin

Chao Lin

system admin

Cloud Engineer at Dow Jones

Greater New York City Area

Section title

Chao Lin's Email Addresses & Phone Numbers

Chao Lin's Work Experience

summit ridge

system admin

2001 to 2005

summit ridge

system admin

2001 to 2005

Dow Jones

Cloud Engineer

Chao Lin's Education

City University of New York-Brooklyn College

M.S, Computer and Information Science

2000 to 2002

Chao Lin's Professional Skills Radar Chart

Based on our findings, Chao Lin is ...

Strong sense of self

What's on Chao Lin's mind?

Based on our findings, Chao Lin is ...

56% Left Brained
44% Right Brained

Chao Lin's Estimated Salary Range

About Chao Lin's Current Company

summit ridge

Frequently Asked Questions about Chao Lin

What company does Chao Lin work for?

Chao Lin works for summit ridge

What is Chao Lin's role at summit ridge?

Chao Lin is system admin

What is Chao Lin's personal email address?

Chao Lin's personal email address is c****[email protected]

What is Chao Lin's business email address?

Chao Lin's business email addresses are not available

What is Chao Lin's Phone Number?

Chao Lin's phone (212) ***-*186

What industry does Chao Lin work in?

Chao Lin works in the Online Media industry.

Who are Chao Lin's colleagues?

Chao Lin's colleagues are Joseph Jaeger, Xiulan Shi, Diana Elezaj, Sean Lyons, Alexandra Karras, Kailuo Wang, David Levine, Jason Hartley, Brett Ph.D., and Mary Lewis

About Chao Lin

đź“– Summary

system admin @ summit ridge From 2001 to 2005 (4 years) system admin @ summit ridge From 2001 to 2005 (4 years) Cloud Engineer @ Dow Jones Senior System Administrator @ Amplify Education * Work closely with Product lines and developers; anticipate needs in product design, implementation and problem diagnosis.* Manage Linux servers across several environments including Development, CI, QA, Staging and Production.* Monitor servers and applications performance using Nagios, Ganglia, Splunk, PagerDuty and Pingdom.* Use Git, Gerrit, Jenkins and Bcfg2 to make configuration changes, submit for peer review, validation and push application configurations and packages to target servers. * Implement logrotate, rsyslog and Splunk log forwarder mechanisms to all Linux servers.* Provision virtual server with Cobbler, Bcfg2, VMware and 3Par SAN systems. * Export SAN volumes to NFS servers, and setup heartbeat to avoid single points of failure.* Configure F5 load balancer on Staging and Production, familiar with TMSH. * Release to Staging and Production using in house automation tools.* Setup Development and Demo environments in AWS, utilizing the Python boto library for automatic installation and deployment.* Designed and implemented security environment with teammates that can monitor and record all activities on Staging and Production servers using a combination of PaloAlto firewall, Centrify DirectAudit, RSA SecurID (two factor authentication), ESXi, VMware and DELL storage servers. From June 2011 to August 2015 (4 years 3 months) system administrator @ critical mention * Monitored server resources (1000+ servers) and network services (8000+ services) using Nagios.* Configured Cisco PIX/ASA to create site-to-site and remote access VPN tunnels for core data and collocation data centers (100+).* Implemented Linux firewalls utilizing iptables to protect internal network and control traffic. * Installed and setup Fedora for Production servers, leveraged Kickstart to install servers within collocation data centers.* Configured master and slave DNS, NFS, NIS, DHCP, NTP and SMTP services on Production servers. * Installed XEN virtual servers on QA and Production.* Administered Coyote Equalizer and HAProxy load balancers.* Replicated MYSQL databases and implemented heartbeat for monitoring. * Developed internal server management system using PHP and MYSQL to integrate with Nagios. * Wrote shell scripts to archive variety of log files, and Nagios plugins to manage application servers.* Setup NAS services utilizing ATA over Ethernet. From July 2007 to June 2011 (4 years) system administrator @ Solbright * Setup and maintained Production Linux and Solaris servers. Implemented RAID 1, 5, 10 for Linux servers and Mirror for Solaris. * Built DNS, SMTP and CVS servers on Production and Office environments. * Wrote shell scripts for monitoring servers, application performance and Oracle reports. * Installed Oracle 10g on Linux platform and managed Oracle DB using EM. * Configured backups of Oracle DB using hot backups and data export dumps. * Wrote report queries and updated Production application data per client requests. * Configured Weblogic, JBoss, Apache and OpenSSL on Production application server.* Installed and configured Check Point Firewall-1 on Solaris platform. * Administered Veritas and Legato backup systems for Production and Office systems. * Installed and maintained SBS Windows 2003 and Exchange 2003 server. * Developed internal production application release control and hardware management projects using JSP and Servlets. From June 2005 to July 2007 (2 years 2 months) Lead System Engineer @ iHeartRadio * Design and implement whole infrastructure in AWS, moved all services from traditional data center to AWS cloud service in 6 months. * Use Packer and Chef to pre-bake application AMI, integrate with AWS auto scaling to do blue green deployment.* Automate provisioning process with Terraform, Github, Chef and Jenkins, provision infrastructure as code, also let developer self-provision fast and easy.* Manage Chef management configuration system, setup automatic process promoting Chef resources from development environment up to production.* Monitor services and applications by using CheckMK, New Relic and Data Dog.* Design zero down time deployment to core production service, ensure customer have seamless access from Fastly CDN to our service in AWS.* Research Docker container framework, create Kubernetes and Mesosphere cluster for container deployment and management. From August 2015 to November 2017 (2 years 4 months) Greater New York City Area

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In a nutshell

Chao Lin's Personality Type

Introversion (I), Intuition (N), Thinking (T), Judging (J)

Average Tenure

3 year(s), 5 month(s)

Chao Lin's Willingness to Change Jobs



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Chao Lin's Social Media Links

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