Highlights

  • Linux Enthusiast. More than 15 years on Linux enterprise environment plan, deployment, administration, troubleshooting and performance tuning.
  • Familiar with Container and Container Management Platform, hands-on experience on Kubernetes and container based application development.
  • Enterprise Storage administration, deeply understanding SAN / NAS storage, familiar with Data Protection and performance optimization.
  • Hands on experiences with not only public cloud solutions, such as AWS and Huawei Cloud, but also private cloud solution (OpenStack)
  • Good understanding for programming methodology, improving daily working efficiency with Bash/Python scripts
  • Familiar with Infrastructure-as-Code tools, Ansible, Terraform
  • Be good at implementing IPv4 or IPv6 scalable networks, master OSI model, TCP/IP protocols, ip routing & switch.
  • Powerful customer facing skills. Understanding customers needs, critical and complex issues troubleshooting.
  • Strong communication and collaboration with colleagues. Good documentation habit.
  • Has experiences on Open Source Applications, such as Nginx, Squid, MySQL, PostgreSQL, Elasticsearch, Kafka, Redis, Gitlab, Github, Restful API, and Atlassian products such as Atlassian Jira, Atlassian Confluence.
  • Love to make contributions to the community and adopt github to hold an information collecting page (https://matrixzj.github.io) for keycap fans.
  • Fast learner, quickly pickup all knowledge needed. Great passion on computer science knowledge

Experiences

Senior Cloud System Engineer

Aug., 2020 till now
G42 Cloud, Abu Dhabi
  • Responsible for monitoring, supporting, and administering a public cloud production environment with initial onboarding, upgrades and recovery
  • Prepare SOP documents / scripts for daily operations
  • Cloud Services API learning, analysis. Build automated test cases via Postman for Cloud Services.
  • Support Virtualization and Kubernetes based hybrid environments
  • Follow production support processes to document day to day support activities, contribute to knowledge base
  • Onboard new team members as a mentor
  • Troubleshooting customers’ issues, help customers adopt cloud native services
  • Support our 24/7/365 always-up, always available production services

Lead System Engineer

Dec., 2018 - Jul. 2020
Freewheel, Beijing
  • Leading on new projects such as security enhancements
  • Routing daily work in automatically manner
  • Support production and corporate infrastructure with data centers and offices in US, EU and CN
  • Adopt and Manage Iaas Hybrid Cloud Solutions, such as private cloud based on OpenStack and public cloud, such as AWS
  • Lead transformantion from IaaS to SaaS, Engage with Developpers on Kubernetes Adoption including AWS EKS
  • Enterprise storage administration, NetApp NAS and HP 3Par daily administration and monitor
  • Advise and implement production & corporate infrastructure needs
  • Perform on-call support (rotation) and scheduled weekend maintenance work
  • Performance issue troubleshooting and tuning

Senior Technical Account Manager

Apr., 2018 - Dec., 2018
Red Hat, Beijing
  • Deeply invovling with Customers production environment, help on architecture review with customers.
  • Help to build TAM team and interview with new candidates, provide guide for newbies.
  • Engage with Sales team, let them know TAM service benefits.
  • Advocate customer open source solutions.

Customer Operation Engineer

Dec., 2017 - Mar., 2018
Mesosphere, Beijing
  • Provide support for customer on DC/OS problems in both cloud based and on premise infrastructure environments.
  • Do research, identify, reproduce and document bugs in the product.
  • Work directly with Field Operations (Sales, Solution Architect) to process, defect and feature requests encountered during adoption and retention efforts.

Lead System Engineer

Nov., 2015 - Dec., 2017
Freewheel, Beijing
  • Support production and corporate infrastructure with data centers and offices in US, EU and China
  • Provide suggestions on Infrastruture Solution Design, Hands-on POC and implementation
  • Enterprise storage administration, NetApp NAS and HP 3Par daily administration and monitor
  • Automatically operation via Ansible
  • Advise and implement production & corporate infrastructure needs
  • Administer more than 2000 Linux servers, including OpenStack, KVM hypervisors
  • Virtualization migration, migrating existing Xen VM to KVM, OpenStack
  • Perform root cause analysis on hardware, software, network and operating system issues
  • Perform basic hardware troubleshooting/repairs/replacement
  • Perform on-call support (rotation) and scheduled weekend maintenance work

Senior Technical Account Manager

Jul., 2014 - Nov., 2015
Red Hat, Beijing
  • awarded as APAC Associate of Quater (FY15 Q3)
  • awarded as Top GSS (FY16 Q1)
  • Enlarge GCG TAM business with sales team. The number of TAM customers in GCG has been increased from 4 to 12.
  • Help to build TAM team and interview with new candidates, provide guide for newbies.
  • Engage with Sales team, let them know TAM service benefits
  • Manage customers as a TAM.

Technical Account Manager

Aug., 2013 - Jun., 2014
Red Hat, Beijing
  • Designated senior technical resource to customers, deeply understanding customers’ unique technical environment, collaborating with customers’ IT organization on strategic planning.
  • Build good relationship with customers through regular meeting and on-site visits. During these events, sharing knowledge, introducing best practice, and providing Red Hat roadmap to customers.
  • Proactive support customers. Try to identify and address potential risks before they occur. When the issue arise, owning the issue and engaging best resources to help resolve it as soon as possible.
  • Work with customers to plan the best solutions that meets the business requests. Provide architectural reviews for existed solutions.
  • Working with sales team to build customer plan

Technical Support Engineer

Feb., 2012 - Jun., 2014
Red Hat, Beijing
  • To communicate with customers mainly in China mainland and Taiwan, provide professional technical support for them. Answer telephone hotline and web based inquiries about Red Hat Enterprise Linux.
  • Troubleshooting for customers’ problems, isolate and narrow down problems by deeply analysis of all log and system workload statistics.
  • Collaborate with global colleagues to provide technical support for global customers, and cover 7*24 urgent customers’ issues during APAC business hours.
  • Sharing my knowledge. Summarize diagnosis steps and solutions and write it down into Red Hat knowledge base articles. Provide technical training for our interns and newbies.

Trainings

Managing NAS and Performance on Clustered Data ONTAP in New York, USA

Jul., 2017

NETAPP ONTAP 9 Cluster Administration and ONTAP Data Protection Administration in New York, USA

Mar., 2017

RHCA & RHCSS training course in Yutian Training Center in Wuhan

Jun.,2011 – Oct.,2011

RHCVA training course in Uplooking Training Center in Shanghai

Jun., 2011

RHCE training course in HaoCheng Training Center in Kunming

Feb.,2011 – Apr.,2011

CCNP training course in HaoCheng Training Center in Kunming

Sep.,2010 – May.,2011

CCNA training course in HaoCheng Training Center in Kunming

Aug.,2010 – Sep.,2010

MCSE training course in Speedo Training Center in Chengdu

Sep.,2000 – Feb.,2001

Certifications

CKS (Certified Kubernetes Security Specialist)

Jun., 2023
ID: LF-7ce9uccc19

CKAD (Certified Kubernetes Application Developer)

Dec., 2023
ID: LF-rblg5wbokd

CKA (Certified Kubernetes Administrator)

Nov., 2022
ID: LF-23ulvx0x73

RHCI (RedHat Certified Instructor)

Jun., 2012

RHCA (RedHat Certified Architect)

Oct., 2011
ID: 111-078-606

RHCSS (RedHat Certified Security Specialist)

Sep., 2011
ID: 111-078-606

RHCVA (RedHat Certified Virtualization Administrator)

Jun., 2011
ID: 111-078-606

CCNP (Cisco Certified Network Professional)

May., 2011

RHCE (RedHat Certified Engineer)

Api., 2011
ID: 111-078-606

CCNA (Cisco Certified Network Associate)

Spe., 2010

MCDBA (Microsoft Certified DataBase Administrator)

Sep., 2001

MCSE (Microsoft Certified Systems Engineer)

Sep., 2001

TEM8 (Test for English Major-Level 8)

Mar., 2000

Skills & Proficiency

Cloud Computing

Kubernetes

Linux Administration

Troubleshooting

Linux Performance Tuning

Storage Administration

Scripting on Bash

Scripting on Python