Alexander Murillo Email & Phone Number

Costa Rica

Deployment, configuration and maintenance of the IT infrastructure• Networking (LAN/WLAN)• Hybrid Windows Server, Active Directory, Azure AD Connect, AAD, GPM, DNS, DHCP, Firewall• Microsoft SQL Server• Red Hat Enterprise Linux• Backup & Recovery (Veeam)• M365 Deployment and Configuration• Software and patch management• Scripting and Automation• Managing security and compliance.• Daily system monitoring, verifying the integrity and availability of infrastructure resources, systems, and processes.

Heredia, Costa Rica

Virtualization, Deployment, Configuration, Backup, Installation, Patching, Migration of infrastructure AIX and RHEL VMs in the PowerVM virtualized environment.• PowerVM: creating and managing virtual machines, managing virtual resources such as CPU and memory, and monitoring the performance of virtual machines.• Hardware Management Console (HMC): monitoring the status of HMC-managed systems, managing system resources such as logical partitions and virtual I/O, and performing firmware updates.• LVM: creating and managing logical volumes, managing volume groups and physical volumes, and performing LVM backups and recovery.• Performance: monitoring CPU, memory, and disk usage, as well as managing system resources such as paging space and file systems.• Software: installing software packages, applying software updates• Backups and disaster recovery: creating and managing backups, monitoring backup status, and performing disaster recovery procedures as needed.• Network: managing network interfaces, troubleshooting network issues.

Heredia, Costa Rica

Real-time discovery, configuration, and monitoring of network nodes, giving an up-to-date representation of L2 and L3 topology. Quickly identifying the source of system and network faults and speed problem resolution with event correlation and root-cause analysis for minimum system downtime and increased network performance. The HP OpenView Network Node Manager platform is a large-scale network management system which enables a network administrator to monitor and manage computer networks.• Network devices and services: monitoring the status and performance of network devices and services using NNM and troubleshooting any issues that are detected.• Network topology: maintaining an up-to-date map of the network topology in NNM, and updating it as needed to reflect changes in the network.• Network performance: monitoring network performance metrics such as bandwidth utilization and response time and troubleshooting any performance issues that are detected.• Alerts and notifications: setting up and maintaining alerts and notifications in NNM and responding to alerts as needed.• Security: monitoring for security threats and vulnerabilities and configuring NNM to alert you of security-related events.• Backups: creating and maintaining regular backups of the NNM configuration and data, and performing recoveries as needed.• User access: managing user accounts and permissions for NNM and providing support for users as needed.• Reports: generating various reports on the performance and status of the network, such as availability reports, utilization reports and fault reports.

Heredia, Costa Rica

Configuration, management and troubleshooting of Enterprise Cisco Wireless LAN (WLAN) Deployments.• Configuring and maintaining Cisco wireless access points (APs) and controllers. Setting up SSIDs, configuring wireless security protocols, and ensuring that the wireless network is properly configured to meet the needs of the organization.• Monitoring the wireless network for performance issues and troubleshooting any problems that arise. Monitoring signal strength, monitoring for rogue access points, and analyzing network traffic to identify any bottlenecks.• Managing user access to the wireless network. Setting up user accounts, managing access controls, and monitoring user activity to ensure compliance with organizational policies.• Managing wireless network software and firmware updates. Researching and testing new software releases and coordinating with other IT staff to ensure that the wireless network is up to date.• Providing support to end-users. Helping users connect to the wireless network, troubleshooting connectivity issues, and providing guidance on how to use the wireless network effectively.• Managing and maintaining security on the wireless network. Monitoring for and preventing unauthorized access, implementing security protocols, and monitoring for security threats.• Planning and implementing wireless network upgrades and expansion.• Keeping documentation and inventory of the wireless network infrastructure.