Sr IT system engineer

Jordan Lee

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Linkedin: https://www.linkedin.com/in/jordan-lee-bb1120137/

Github: https://github.com/jbjordanleemac

Sr. IT System Engineer

Sr. IT Infrastructure professional in San Francisco BayArea with multiple years of diverse extensive experiences and skill sets across multiple technical areas specialized in Azure Cloud Infrastructure, Site Reliability, DevOps infrastructure and Linux/Windows System Administration.

TECHNICAL EXPERTISE

IaaS/Public Cloud – Azure, Storage Account, blob storage container, Key Vaults, Security Groups/FW, Web Application Gateway, Web Application Firewall, Bastion connection, Vnet, vpn gateway, point to Site vpn, site to site vpn, web application setup, Azure container registry setup, Azure Load Balancer setup, Azure PostgresSQL db setup, Azure databases for Postgres Servers backup vault setup and configuration, Private Endpoint setup for Azure container registry.

Azure SME: Azure Compute, Azure VM, Azure Scopes, Azure RBAC, Azure AD( AAD) Identify Provider and Access Management, Azure DB, Azure database for Postgres servers, Azure SQL, Azure Storage Account, Azure storage container, Azure File Shares, Azure Virtual Network, Azure VPN gateway, Azure Network Peering, Azure Container Instance, Azure Logic Apps, Azure Function, Azure Kubernetes Service ( AKS ), Azure Web Application, Azure Load balancer, Azure Web Application Gateway, Azure Storage Private Endpoint, Azure managed identity, Azure Tenant, Azure Management Groups, Azure Subscription, Azure Resource Groups, Azure Resources, Azure Key Vaults, Azure Backup Vault, Azure Container Registry, Azure Policy, Azure blueprints, Azure DNS private resolver, DNS forwarder

Databricks: Databricks Notebook (python), Databricks secret scope

OS: Linux Redhat Centos Ubuntu Mac Windows

PaaS: Terraform (Build Amazon EC2 instance)

Continuous Deployment/Configuration Management – Ansible playbook. Ansible Ad-hoc

Microservices/Containerization – Docker / Kubernetes

Scripting - Shell Scripting /Python

Code Management System: git, GitHub

Big Data: databricks, snowflakes

Public Cloud – Azure, AWS

Private Cloud – Vmware, Oracle OVM, CloudPhysics, DoubleCloud, Dell vRanger backup/Replication, ESXi, Cloud Computing, vSphere client

HW: Cisco UCS, HP server, Dell Server

Network: CCNA, Cisco router/FW, Azure Security Groups, Azure Load Balancer, Azure Application Gateway. Amazon VPC

Monitor: Splunk, Nagios, Cacti

Storage: Dell EqualLogic, Azure Storage Account, Azure Storage Container Amazon S3

Continuous Integration Tools – Jenkins, GitHub, Docker

Database: MySql, PostgreSQL, MSsql, Azure Postgres

Load Balancer: HAproxy, Azure LB, Azure Web Application Gateway (Layer 7 LB with SSL cert termination)

Web https reverse proxy setup: Ubuntu 22.04 with Apache2 daemon along with SSL certs implementation

OpenSSL certs implementation/renewal on both Ubuntu 22.04 Apache/Nginx & Windows 2022 server IIS server

ZeroTrust Zscaler client connection agent setup on Ubuntu 22.04 LTS ( Jammy JellyFish ) Dell Precision 5570 Laptop

At least three years of hands-on working experience with Microsoft products in the following categories Cloud Security, O365, Azure AD, Azure Identities and governance, Identity and Access Management, Microsoft Azure Sentinel, Azure Information Protect, Cloud App Security, MS Defender, and Endpoint Security, CoSoSys (Data Loss Prevention)

PROFESSIONAL EXPERIENCE

May 2021 – Feb 2024 Supernal

Sr. IT System Engineer /Azure Cloud Infrastructure Engineer

Take a major role in architecting a scalable secure hybrid infrastructure leveraging on-prem & colo servers and IaaS Azure solutions.

Experience with Architecting and Implementing Azure Cloud Infrastructure

Gather, review, and validate network requirements, VNETs, and network security groups.

Setup Azure Key Vaults create secret associated with Azure Storage Account/Container/Key and implement into Databricks Notebook (Python)/Secret Scope

Architect entire Azure infrastructure using Azure Ubuntu 20.04 & 22.04 app servers, Security groups, Storage account/for data share, Azure application gateway (for Layer 7 Load balancer plus SSL termination for certs) for both Atlassian Jira/Confluence migration from cloud to Azure on-prem environment.

Setup Supernal Private docker container registry “Harbor” in Azure (Ubuntu 20.04). Setup Docker project registry, Docker file and python application code to create web application docker image for image code check in and check out.

Setup Azure postgres db and implement Azure ubuntu 20.04 Jira app host connection to Azure postgres db

Plan and deploy server/VM resources for R&D and Engineering specific services including compute, storage, code control, design version control.

Manage and support server/VM resources for core IT resources.

Partner closely with members of the product R&D and Engineering groups to stay on top of requirements and plan to scale.

Provide guidance and build compute/storage/network resources to R&D and Engineering teams.

Architect and build supernal webserver, setup web reverse proxy and Azure Web Application Gateway/Firewall

Build multiple Engineering projects architectures (3dx Dassault Systems 3D design, Frevvo, IBM Doors Engineering Life Cycle Management Tool, Fisheye/Crucible, Devops Kubernetes Ubuntu 22.04 Cluster docker orchestration environment) on IaaS Azure platform.

Convert p7b SSL cert to pfx, crt & pem format (via openssl cmd) to apply SSL cert renew on both Windows (IIS) and Ubuntu (Nginx/Apache2) web server on both Engineering Application & Devops tools environments.

Successfully setup Supernal In-house Kubernetes Cluster environment for our digital tools devops team so they can utilize this Kubernetes Cluster (Three Ubuntu 22.04 servers, One Kubernete Control Node + Two client nodes) to scale python container application (Flask for example)

Successfully setup Atlassian Fisheye/Crucible Code review cluster (One App Windows 2022 server + Azure databases for postgres server) for our Flight Tech devops team so they can use this Code review cluster to do code review and debug code. Implement key vault on Azure backup vault for database login and configure azure backup for both app server and azure database for postgres SQL.

CoSoSys (Data Loss Prevention) setup to monitor Ubuntu laptops activities (IT security implementation). Working with Cososys (vendor) to import CoSoSys disk image into Azure to build Azure VM. Imported Cososys client pkg into Dell 5580 Laptops successfully shown monitoring activities on CoSosys Control dashbords

Train Junior system engineers with buildup Azure VMs and get familiar with Granta MI application environment for example.

Assist news team to implement Supernal main site ( www.supernal.aero ) news release update.

Jupyterhub cluster setup for our data engineering team

Oct 2017 – May 2021 Lawrence Livermore National Laboratory

Linux System Administrator

Linux Sysadmin Oracle OVM virtual hosts + physical hosts among Production/QA/Service environment

Architect and implement Ansible playbooks & ad/hoc commands automation for files/scripts content management to address enterprise systems environment operations.

Architect and build SLURM oracle Linux 7 clusters by using both Python API to automate the hosts creation & using ansible-playbook to implement content management, including packages implementation for example.

Work with development team on setup AI Python Slurm clusters, Loading PyTorch pkg for example, Work with development teams to setup Eclipse IDE for multiple languages (Python, Java, Perl) development.

Work with product vendors to address any enterprise systems infrastructure issues.

Architect GIT server and manage Code (Both Python Codes and Ansible Playbooks) management for version control.

Utilize both docker and Kubernetes to setup containerized apps (Python)

Work with Variety of Teams (Storage, Network, Database, Midtier Teams) here in LAB to make a healthy Enterprise Systems Infrastructure (Including proactive monitoring using Splunk & Nagios)

Feb 2017 – Oct 2017 WindRiver Systems

Linux System Administrator

Build, maintain, and scale infrastructure for Production, QA, and Dev environments.

Participate in ongoing design, implementation, and maintenance of systems and tools across our cloud stack.

Work closely with Development and QA teams to help ensure end-to-end quality.

Work with third party vendors to resolve infrastructure issues.

Content management using Ansible to push files contents, load software packages etc…

Cloud Infrastructure using VMware.

Mar 2015 – Jan 2017 Fortinet

IT Engineer

Manage and monitor all installed systems and infrastructure.

Manage system updates and environment changes.

Install, configure, test and maintain operating systems, application software and system management tools.

Proactively ensure the highest levels of systems and infrastructure availability

Monitor and test application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes.

Maintain security, backup, and redundancy strategies.

Participate in the design of information and operational support systems.

Liaise with vendors and other IT personnel for problem resolution.

Nov 2011 – Feb 2015 Silver Spring Networks

Linux System Administrator

Perform VMware vSphere client, VMware Vcenter, Vmware VDR, ESX, Veeam Backup, Bladelogic automation, daily maintenance to support both our SaaS and management customers.

Responsible for installing, configuring and maintaining Linux operating systems and layered software packages in support of engineering processing requirements.

Manage VMware Infrastructure/vSphere clusters on Production Test/Development environments.

Experience with automating server builds and administration functions.

Perform change control by monitoring and verifying all system level changes against approved change requests.

EDUCATION

B.S of Mathematics

Soochow University, Taipei, Taiwan

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