Experience

Leading a team of 10 specialists in critical infrastructure management, cybersecurity and technical support. Responsible for the technology architecture, 24/7 operations and the agency's operational continuity.

Achievements

• Implemented the ITSM system together with ITIL standards, improving operational efficiency.
• Digitized the agency's technology inventory.
• Optimized storage by repurposing legacy servers as NAS (TrueNAS) with 10+ TB in RAID, reducing hardware costs.
• Added a QNAP server of over 30 TB for backing up the Proxmox virtualization farm.
• Expanded virtualization capacity by repurposing high-performance servers.
• Migrated from VyOS to pfSense across all sites, standardizing perimeter security.
• Improved the operational continuity of critical services.

Technologies

• pfSense
• Proxmox
• Linux
• Huawei switches
• Lenovo servers
• GLPI
• OCS Inventory
• Rancher
• TMG
• Windows Active Directory

Leading a distributed team of system administrators with global scope (EMEA focus). Managing multi-platform critical infrastructure for high-traffic digital services with 24/7 availability: perimeter security (5 pfSense firewalls), corporate VPNs and incident management.

Achievements

• Completely redesigned the corporate VPN architecture, improving security and the connectivity experience.
• Redesigned and optimized the rules of 5 enterprise firewalls pfSense, increasing security and performance with no impact on services.
• Designed the professional development program and career path for the SysAdmin team.
• Implemented the Follow the Sun (ITIL) policy: 24/7 support with just 4 people and no after-hours on-call.

Technologies

• pfSense
• Proxmox
• Linux
• GLPI
• Zabbix
• Trellix
• Bacula
• Mattermost
• GitLab

Development of technology strategies, IT infrastructure management, information security, project management, team coordination, technology evaluation, vendor relations, budget management and regulatory compliance.

Achievements

• Implemented the full digitization of citizen procedures, complying with paperless-government regulations.
• Built an extended network connecting 54 airports for centralized control of digital assets.
• Optimized the organizational structure, achieving 6 new hires at no additional cost to the State.
• Modernized the ITSM system and implemented ITIL standards, improving operational efficiency.
• Digitized the agency's technology inventory.

Technologies

• Fortinet
• VMware ESXi
• Linux
• Cisco
• Dell servers
• Lenovo
• HP
• GLPI
• OCS Inventory

End-to-end management of logical perimeter security and network infrastructure administration in an educational environment with over 500 users.

Achievements

• Stabilized wireless access, eliminating 80% of the recurring failures.
• Implemented load balancing and student content filtering.
• Deployed network management software and automated IT inventory.
• Applied patch-management policies and advanced perimeter security.

Technologies

• Fortinet
• VMware ESXi
• MS Hyper-V
• Linux
• Cisco
• Dell servers

Oversight of escalated level 1-3 incidents under the ITIL v4 framework, ensuring efficient resolution and effective communication with stakeholders.

Achievements

• Reduced by 15% the response times for critical incidents.
• Optimized escalation processes, reducing non-bug incidents.
• Implemented end-to-end tracking, improving internal user satisfaction.

Technologies

• ServiceNow
• Datadog
• ITIL v4

Led the regional IT infrastructure for a global fintech, bringing the LATAM offices up to international compliance standards and serving as the focal point for support and services across the region.

Achievements

• Achieved 100% satisfaction in internal support (5/5 rating).
• Brought the regional offices in line with the company's global IT compliance.
• Developed processes and procedures, improving infrastructure resilience by 20%.

Technologies

• Ubiquiti UniFi
• Fortinet
• pfSense
• Cisco
• Jira
• Google Workspace
• AWS
• GCP
• O365

Led the cloud migration and management of corporate platforms in a fintech environment with mixed Linux and Windows systems.

Achievements

• Migrated full services from Heroku to AWS, optimizing costs by 15%.
• Built the AWS infrastructure (IAM, EC2, RDS, EKS, S3, VPC, security groups).
• Configured the pfSense firewall and VPN interconnections across multiple VPCs.
• Improved operational efficiency 25% through process automation.

Technologies

• Fortinet
• Ubiquiti UniFi
• pfSense
• Cisco
• Jira
• Google Workspace
• AWS
• GCP

Management of the organization's corporate platforms and middleware, along with perimeter security.

Achievements

• Migrated the Moodle e-learning platform with no service interruptions.
• Upgraded the institutional Drupal CMS, improving its performance by 25%.
• Deployed pfSense with HAProxy, optimizing perimeter security.
• Migrated the ticketing system to a new cloud infrastructure.

Technologies

• Fortinet
• Ubiquiti UniFi
• pfSense
• Cisco
• VMware ESXi
• GLPI
• Moodle
• Drupal

Specialist in RedHat and OpenStack platforms for the deployment of 5G and IoT Cloud infrastructure at their client Claro AMX Argentina.

Achievements

• Co-deployed OpenStack Platform 13 with DPDK for Nokia 5G technology testing.
• Managed the monitoring of OSP10 and OSP13 platforms in production environments.
• Facilitated the technical engagement between Claro AMX and official RedHat support.

Technologies

• RedHat Enterprise Linux
• OpenStack
• DPDK

Microsoft platform administration for their client Cooper Tires, SCCM management and AWS cloud datacenter.

Achievements

• Administered Microsoft System Center Configuration Manager.
• Developed automated software packaging.
• Migrated legacy Microsoft systems to modern configurations.

Technologies

• Windows Server
• AWS
• SCCM

External advisory on information systems and coordination of virtualization projects for an Argentine bond broker.

Achievements

• Virtualized critical services, increasing their availability by 40%.
• Migrated the corporate firewall, improving management and internet resource usage.

Technologies

• pfSense
• IPCop
• VMware ESXi

End-to-end management of Microsoft and Linux infrastructure, networking and telephony for over 150 company users.

Achievements

• Reorganized the data center: from 3 physical servers to 10 hypervisors with 50 VMs.
• Implemented a multi-ISP firewall with traffic balancing and prioritization.
• Designed backup and storage policies, reducing RTO by 80%.
• Deployed the corporate website and multiple internal applications.

Technologies

• m0n0wall
• pfSense
• Windows Server
• Linux
• VMware ESXi
• Hyper-V
• Cisco PIX
• osTicket

Focal point for Microsoft Premier Support, support for the Digital Signature PKI project, technical ownership of Concursar.Gob.Ar and participation in capital-goods tenders.

Achievements

• Coordinated Microsoft platform support with Premier Support.
• Supported the national Digital Signature (PKI) project.
• Took technical ownership of the Concursar.Gob.Ar portal.

Technologies

• Windows Server
• Linux
• Hyper-V
• MS Exchange
• MS SCVMM
• MS TMG

Management of Microsoft and Linux infrastructure, networking and firewall for 14 servers including SharePoint and Team Foundation Services.

Achievements

• Virtualized all development, testing and production servers with VMware ESXi.
• Implemented the corporate VPN and point-to-point WiFi connections.
• Migrated the IP phone system (Asterisk), reducing call costs by 30%.

Technologies

• Windows Server
• pfSense
• Linux
• Asterisk
• Grandstream

Dual responsibility: complete technology infrastructure and management of the corporate procurement department.

Achievements

• Built the corporate NOC with wireless links of over 30 km.
• Implemented IP telephony with the SIP protocol.
• Switched the internet provider from satellite (512 kbps/1200 ms) to frame relay of 1 Mb symmetric.
• Reduced capital-goods procurement costs by optimizing vendors.

Technologies

• m0n0wall
• Windows Server
• Dell servers
• Cisco
• Micronet

Development of the technical solution to offer internet over copper pairs and hosting solutions for free dial-up internet access.

Achievements

• Built the NOC and the servers that powered the company's websites.
• Set up the equipment that accepted the phone call and delivered browsing parameters to customers.

Technologies

• Kerio WinRoute
• Windows Server
• Dell servers

Vendor relations, user support, technology decisions, migration of the official site's hosting (tyc.com.ar) and technical oversight of website development (elgrafico.com.ar, futboldeprimera.com.ar, among others).

Achievements

• Built the data center and the servers for the company's websites.
• Delivered the first AM radio broadcast via internet streaming (AM 910).

Technologies

• Kerio WinRoute
• Windows Server
• Compaq servers
• Sun Solaris

Second-level help desk support, administration, desktop support and help desk supervision, resolving issues in Microsoft environments and proprietary applications.

Achievements

• Implemented the machine cloning system, reducing PC build time by 80%.

Technologies

• Windows NT
• MS Exchange
• Norton Ghost

Technician duties, with on-site service for the Shell C.A.P.S.A. account.

Achievements

• Provided on-site technical support for the Shell C.A.P.S.A. account.

Technologies

• Windows NT
• Windows 95

Administration of NT servers and migrations from Novell to NT servers with shared internet access, serving the firm's main clients.

Achievements

• Administered Windows NT servers.
• Performed migrations from Novell NetWare to Windows NT.

Technologies

• Windows NT
• Windows 95
• Novell NetWare 4.11

Started as a technical salesperson, later moving to the technical area with user support duties.

Achievements

• Provided technical support to users and sales advisory.

Technologies

• Windows 95
• Novell NetWare 4.11

Building and dismantling PCs, repairs and diagnostics. Where it all began.

Achievements

• Building, repairing and diagnosing equipment.

Technologies

• Windows 95
• Windows 3.1/3.11