Hai Nguyen

Optimization of the deployment playbook for the ChatBot solution for BetaGouv Support for ChatBot deployment Upgrade of the current architecture – implementation of a Proxmox cluster Big Data/Cloudera Architecture/support N3 Migration from LXC to KVM Implementation of Centreon Creation of Ansible playbooks for deploying internal technical stacks (Elastic Stack + Filebeat, Borg Backup) Optimization of the deployment playbook for the Anabasis solution Configuration of CI/CD pipelines (GitLab) Containerization of applications using Docker

Build Airflow to Schedule Spark On Kubernetes Fully Automatic Installation of CDP 7.X.X with Ansible ( DEV, INT, PROD Moderate, PROD Serious) Hadoop Security (Kerberos / Ranger) Key skills: Docker, Kubenetes, Gitlab CI, Ansible, Cloudera, Jenkins, CI/CD, Airflow, Spark

Big Data/Cloudera Architecture Cloud integration with Azure Data ingestion (Kafka/Flume) Hadoop Security (Kerberos / Sentry) Hadoop benchmarks Management configuration (Puppet/Foreman/Ansible) Monitoring stack : TIG / Elastic Stack Docker CI/CD(Jenkins) Key skills: VMware, Fortinet/Palo, Kerberos, Sentry, Iptables, Azure, Git, Terraform, Ansible, Puppet, Jenkins, Docker, Cloudera, Kafka, RedHat, Dynatrace, Elastic Stack, TIG

Big Data/Cloudera Architecture Data ingestion (Kafka/Flume) Hadoop Security (Kerberos / Sentry) Hadoop benchmarks Management configuration (CFEngine/Puppet/Ansible) Cloud integration with Azure Docker Key skills: VMware, Fortinet/Palo, Kerberos, Sentry, Iptables, Azure, Git, Terraform, Ansible, Puppet, Jenkins, Docker, Cloudera, Kafka, RedHat, Dynatrace, Elastic Stack, TIG

Key skills: VMware, Fortinet/Palo, Kerberos, Git, Ansible, Puppet , Docker, RedHat, TIG, Airwatch, Centreon, Rudder/CFEngine

DevOps - Infrastructure for Cyber Fusion Center. Automation of infrastructure deployments with Puppet-Foreman on Openstack/VMware. Managed zabbix Kubernetes & Docker Key skills: VMware, OpenStack, Fortinet/Palo, Git, Puppet/Foreman, Jenkins, Docker/Kubernetes, CentOS, Graylog, Zabbix, Kafka

Mission via Fit1Job SA. Managed CentOS 6.x, 7.x servers. Monitoring servers and applications with Zabbix. Server configuration with CfEngine/Rudder. Key skills: VMware, Git, CfEngine/Rudder, Docker/Kubernetes, CentOS, Zabbix.

Administrated a mix of CentOS 5.x, 6.x and Debian . - Analyzed all technical aspects of the projects, architected and implemented solutions. - Expertise in Linux system installation and configuration. - Cloud infrastructure administration: Cloudstack, KVM and NAS storage. Optimized system performance and monitored resources. - Implemented VPN tunnels using OpenVPN.Implemented the office open-source PBX based on Asterisk. - Setup OpenLDAP to centralize user's authentication. Implemented the global OpenLDAP setup for high-availability. - Configured and managed user’s accounts. Provided day-to-day technical support and troubleshooting for users.Provided support to the company. - Network infrastructure: Juniper firewall, Cisco Nexus, VPN, and Netflow monitoring.

- Administrated large scale (more than 10 000 websites) Linux servers (Debian). Installation, patching and upgrading on Linux environment. Performed upgrades to hardware, operating systems, and applications with minimal downtime. - Designed and implemented solutions for automatic deployment of Linux clients (Ubuntu). - Provided second and third-level technical support in a mixed Windows 7 and Linux environment. Worked with 1st/2nd level support teams on the resolution of support tickets. - Configured and managed user’s accounts. Configured and tuned network services for the company. - Xen-to-KVM migration project.

- Monitored and maintained appropriate security environments and policies on Windows and Linux servers. - System infrastructure: OpenLdap, Kerberos and NFSv4, KVM, 25 physicals servers. Designed and implemented a new backup head with BackupPC. - Server migration, audit and planning. Wrote technical documentation. - Network infrastructure: Firewall Iptables, OpenVPNsite-to-site, Bind, DHCP and network monitoring.

Server administrator (~100 physical servers): - Monitored datacenter and systems and network hardware (Nagios, IPMI), - Remote access for datacenter (Export display : KVM over IP), - Created a new connector for centralized authentication (python connector).