Experience

• 

  Yara hanna

  Aug 2001 - Dec 2002

  Intership

  Support to users, system, printers and computers;Installation and maintenance of computers;Assistant to server and network administration with Windows NT/2000 (domain controller, DHCP, user management, Exchange email) and Linux (proxy squid and firewall).

• 

  Vga info

  Dec 2002 - Dec 2007

  Intership, network administration, manager and sap basis consultant

  Install of SAP R/3 4.6c and management of the environment.Administration of SAP Security;Management of IT support team.Administration at Linux (samba, apache, dhcp, domain controller, firewall, router, proxy, dns, shell script...) and Windows (Active Directory, File Server, DHCP, DNS, Remote Desktop, WSUS).Designing and deployment of the wired network.

• 

  Unifi do brasil ltda

  Feb 2008 - May 2008

  It system administrator

  Administration of Windows Servers (Domain Controllers, DHCP, Terminal Services, ...) and Solaris 9 running SAP R/3 4.6c. Administration of backup policies with Arcserve in Windows environment and Solstice in Solaris environment.Creating automation shell scripts in Unix.Monitoring of SAP R/3 4.6C with Oracle 9.2. Running of maintenance as growth at table spaces, extends and creation and configuration of the file systems for Oracle with SAP tools.

• 

  Brasp

  Jul 2008 - Dec 2010

  It infrastructure engineer

  Deployment of solutions TI´s Infrastructure. Deployment of virtualization´s environment with VMware Infrastructure 3 and vSphere 4 and disaster recovery solutions;Deployment of storages manufacturers as Dell and IBM in different SAN’s interfaces like iSCSI, Fibre Channel and SAS;Configuring Ethernet switch (LAG, VLAN, VLAN Routing, Trunk, ACLs...) and Fibre-Channel switch (Zoning, Fabric);Deployment of backup solutions with backup to tape and backup to disk in ArcServe, Symantec, VMware Data Recovery and VMware Data Protection. Setting up agents on windows and Linux platforms;Configuring security appliances and virtual appliances as Juniper and Fortinet;Deployment of virtual desktops with VMware View solutions;Starting up Blades, Autoloaders and Servers;Setting up Windows Server environments (Active Directory, File Server, DHCP, DNS, Remote Desktop, WSUS);Deployment of Linux Server environments; Show less

• 

  Softcorp

  Sept 2011 - Feb 2012

  It consultant

  Implementation of backup projects, High Availability and Disaster Recovery with ArcServe Backup, ArcServe HA and ArcServe D2D.

• 

  Freelance

  Jan 2012 - Apr 2017

  It freelance consultant

  Implementation, administration and maintenance of:o VMware vSphere 4, 5 and 6;o VMware Data Protection;o Microsoft Cluster Hyper-V Windows 2008 Server R2;o Storages IBM and Dell;o ArcServe Backup R16 and R17, UDP and tape library;o SAN iSCSI, Fibre Channel and SAS;o Switch Layer 3 with VLAN routing, ACLs, Trunk, LAGs;Startup and firmware update of:o Switches (Ethernet and fibre channel);o Blades (I/O modules, Management module);o Servers;o Tape Library.o Storages; Show less

• 

  Idaf - instituto de defesa agropecuaria e florestal (es)

  Feb 2012 - Apr 2017

  It system administrator

  Implementation and configuration of Layer 3 switch with VLAN routing, trucking, LAGs and ACLs;Contract management;Administration of the IT infrastructure (servers Windows 2003/2008/2012, Linux, VMware ESXi and switches).

• 

  Vmware

  Aug 2017 - Dec 2021

  Senior network virtualization engineer (nsx)

  Providing support for customers through the remote session, phone, and emails in the products: o VMware NSX-V and NSX-T (05/2021 - 12/2021);o VMware vSAN HCI (04/2019-04/2021);o VMware vRealize Operations Manager (08/2017-04/2019); o VMware vRealize Log Insight (08/2017-04/2019); o VMware vRealize Configuration Manager (08/2018-04/2019); Dealing with developer engineers and customers to provide the best solution; Dealing with critical scenarios like production down cases and huge environments. Analyzing issues, bugs, performance and misconfigurations; Working under pressure and dealing with customer´s stress; Handling tickets (cases) in CRM (SalesForce/Lightning); Writing KB´s to document and publish solutions; Deploying and maintenance of labs to reproduce customer´s issue/scenarios; Show less

• 

  Tigera

  Jan 2022 - now

  Responsible for managing both technical and non-technical customer requests, ensuring customers achieve their goals and maximize the value of Calico across various environments, including:Solutions: Calico Open Source, Calico Enterprise, Calico Cloud.Platforms: On-premises and cloud environments (AWS, Azure).Kubernetes Distributions: Kubeadm, OpenShift, Rancher RKE2, EKS, AKS, Canonical Kubernetes, MKE, among others.Key Responsibilities:Troubleshooting: Expertise in diagnosing and resolving issues across the Kubernetes stack, focusing on networking, observability, storage, deployments, authentication, RBAC, and admission controllers.Content Creation: Developing public and internal resources, including knowledge base articles and blogs, to guide customers in installation, configuration, troubleshooting, and integration with third-party solutions.System Administration: Installing, configuring, and troubleshooting tools like Grafana, Keycloak, Elasticsearch, Kibana, LDAP, Bird BGP, ArgoCD, Helm, and more.Automation: Writing Bash scripts to streamline deployments and configurations.Linux Expertise: Proficient in installing, configuring, and troubleshooting various Linux distributions. Show less Responsible for managing both technical and non-technical customer requests, ensuring customers achieve their goals and maximize the value of Calico across various environments, including:Solutions: Calico Open Source, Calico Enterprise, Calico Cloud.Platforms: On-premises and cloud environments (AWS, Azure).Kubernetes Distributions: Kubeadm, OpenShift, Rancher RKE2, EKS, AKS, Canonical Kubernetes, MKE, among others.Key Responsibilities:Troubleshooting: Expertise in diagnosing and resolving issues across the Kubernetes stack, focusing on networking, observability, storage, deployments, authentication, RBAC, and admission controllers.Content Creation: Developing public and internal resources, including knowledge base articles and blogs, to guide customers in installation, configuration, troubleshooting, and integration with third-party solutions.System Administration: Installing, configuring, and troubleshooting tools like Grafana, Keycloak, Elasticsearch, Kibana, LDAP, Bird BGP, ArgoCD, Helm, and more.Automation: Writing Bash scripts to streamline deployments and configurations.Linux Expertise: Proficient in installing, configuring, and troubleshooting various Linux distributions. Show less

  • Senior Customer Success Engineer

    Nov 2024 - now

  • Customer Success Engineer

    Jan 2022 - Oct 2024