Oliver Castellucchio

In my current role, I manage complex IT infrastructures. My responsibilities include:

• Implementation and management of advanced monitoring systems with Zabbix
• Administration of VMware virtualized environments
• Development of automation solutions through scripting
• Management of MySQL and Galera database clusters
• Configuration and maintenance of Sangfor HCI and SCP infrastructures
• Implementation of automation solutions with Ansible Semaphore
• Management of Apache and Nginx web servers in RedHat/CentOS and Ubuntu/Debian environments

In this role, I managed a complex IT infrastructure, handling:

• Implementation and management of enterprise monitoring solutions with Zabbix
• Administration of VMware and Proxmox virtualized environments
• Management of MySQL and Galera database clusters
• Configuration and maintenance of DNS services with Bind and DnsMasq
• Administration of Postfix mail servers
• Management of ISPConfig control panels
• Implementation of backup solutions with ArcServe
• Integration of CloudFlare services

I simultaneously managed two critical enterprise environments, handling:

• Administration of application servers (Apache, Tomcat, JBoss)
• Implementation of containerization solutions with Docker
• Management of AWS cloud infrastructures
• Performance monitoring and optimization with Zabbix
• Development of automation solutions through scripting

I simultaneously managed two critical enterprise environments, handling:

• Administration of application servers (Apache, Tomcat, JBoss)
• Implementation of containerization solutions with Docker
• Management of AWS cloud infrastructures
• Performance monitoring and optimization with Zabbix
• Development of automation solutions through scripting

Companies served:

• SISAL s.p.a.
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• Lubanet s.r.l.
• Keycode Italia s.r.l.
• Sintesi Network s.r.l.
• Agritermo s.p.a.
• GMCE s.r.l.
• ITS s.n.c.
• WebComNet s.n.c.
• Gimasi s.a.

I provided specialized consulting services for numerous leading companies including SISAL and others. My responsibilities included:

• Design and implementation of IT infrastructures
• Management of virtualized environments (VMware ESXi, Xen, Proxmox)
• Implementation of storage solutions with QNAP NAS
• Configuration of Vasco IdentiKey authentication systems
• Management of Zimbra email platforms
• Administration of OTRS ticketing systems
• Implementation of cloud solutions with Apache CloudStack

In this role at one of the world's leading insurance companies, I managed critical infrastructures, handling:

• Administration of RedHat/CentOS enterprise systems
• Development of automation solutions through advanced scripting
• Management and optimization of MySQL databases
• Configuration and maintenance of Apache web servers
• Implementation and management of Nagios monitoring systems
• Administration of Tomcat and JBoss application servers
• Performance optimization and troubleshooting of critical systems
• Incident management and problem solving in enterprise environments

System support activities for maintenance, monitoring implementation of SKY portal and SKYGO platform, application deployment, log analysis, troubleshooting, incident handling, and fine tuning:

• Maintenance and optimization of SKY portal
• Management of SKYGO platform
• Administration of BEA WebLogic application servers
• Configuration and management of Apache, Tomcat, and JBoss
• Implementation of monitoring systems with Zabbix
• Development of automation solutions through scripting
• Management of MySQL databases in production environments
• Log analysis and advanced troubleshooting
• Deployment of business-critical applications

As IT Infrastructure Manager, I handled:

• Design and implementation of the entire Linux infrastructure
• Configuration and maintenance of Nagios monitoring systems
• Development of automation solutions through custom scripting
• Administration of MySQL databases
• Management of Apache web servers
• Implementation and maintenance of Vasco IdentiKey Authentication Server
• Virtualization with Xen Hypervisor
• Administration of Zimbra Mail Server
• Management of OTRS ticketing system
• Configuration and maintenance of DNS servers with Bind

In this long-term role, I gained solid experience in:

• Administration of RedHat/CentOS systems
• Implementation and management of Nagios monitoring systems
• Development of automation scripts
• Management of MySQL databases
• Configuration and maintenance of Apache
• Administration of DNS servers with Bind
• Implementation of backup solutions with Arkeia
• Troubleshooting and performance optimization
• Incident management and problem solving

Companies served:

• McCann-Erickson Italia
• CWS/Amco
• Alberto Cremona
• Bates Italia
• Goettsche Lowe

I provided IT consulting services for major companies handling:

• Management of Microsoft Windows infrastructure
• Administration of Windows NT and 2000 servers
• Configuration and maintenance of Lotus Notes
• First and second-level technical user support
• Management of corporate computer fleet
• Implementation and maintenance of email systems
• Optimization of corporate network performance
• Resolution of hardware and software issues
• User training on corporate systems