Network administrator with more than 15 years of experience Contact
I have over 15 years of extensive experience in networking infrastructure and ISP services. Currently, I work as a network specialist at Evertec INC, where I manage Next-Generation Firewalls and related projects.
| Network Specialist | 2021 - Actual |
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Managed Next-Generation Firewalls (NGFWs): This involves handling: Access control lists (ACLs), implementing security policies, performing Web filtering, DNS filtering, Applications filtering and conducting other threat prevention measures to ensure robust network protection.
Troubleshooting Network Issues: This encompasses diagnosing and resolving network problems or outages, ensuring minimal disruption to network services and maintaining optimal performance.
Security Policy Management for Audits: This includes generating and managing reports on security policies to facilitate auditing processes, ensuring compliance with regulatory requirements and organizational standards.
Auditing and Enhancing Network Security Policies: This involves regularly reviewing and improving security policies to bolster network defenses, identifying vulnerabilities, and implementing necessary updates for enhanced security.
Support and Troubleshooting of VPN Services: This covers providing support for and troubleshooting site-to-site VPNs, SSL-VPNs, and other related services to ensure secure and reliable remote connectivity.
Firewall Maintenance and Patching: This includes performing software updates and security patches on firewalls in line with scheduled maintenance windows, ensuring that firewalls are up-to-date and secure.
| Specialist Network Support | 2011 - 2021 |
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Tier 2 Support for Tier 1 Engineers: Provide advanced technical assistance to Tier 1 engineers across network, VoIP, security, and other services, helping to resolve complex issues.
Layer 3 Configuration in MPLS and BGP Networks: Set up and manage Layer 3 network protocols within MPLS environments and BGP Internet networks to ensure efficient data routing.
Redundant Router Services and Security Configurations: Configure routers for redundancy, virtual gateways, and implement various BGP configurations and security measures to enhance network resilience and performance.
Router Configuration for Various Services: Customize router settings for customers using VoIP, MPLS, Internet, and other services to ensure seamless connectivity and efficient data transfer.
Troubleshooting Routers and VoIP Services: Diagnose and resolve issues related to router configurations and VoIP services, maintaining network stability and performance.
Documentation and Process Maintenance: Maintain accurate documentation of network configurations and processes, ensuring consistent operations and compliance with industry standards.
| Provisioning Engineer | 2011 - 2011 |
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Provision of antenna WIMAX for layer 2 transport (last mile).
Provision of circuit layer 2 and layer 3 in an MPLS network.
Configure routers for customers with VOIP, DATA, Internet and others services.
Configure MPLS routers and aggregation switch for expansion of network infrastructure.
Support NOC technicians in outage and trouble tickets solutions.
Build and maintain Visio documentation database of customer's network designs.
Maintain documentation database of customer's network designs.
Developed network equipment configuration Guide.
| Network Operation Center | 2007 - 2011 |
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Monitor transactions for credit-cards, ATM and POS transactions.
Monitor communications in T1, ethernet and fiber networks.
Assist clients in host to host communications.
Provide 2nd level support for all customer issues with server based applications.
Escalation hardware issues/failures to the appropriate system administrator with on-call status.
Provide knowledgeable assistance and coordination with engineers, application owners and other outside support.
Answers incoming calls and monitors various emails and acts according to NOC procedures and processes.
Initiates, updates, tracks and closes trouble tickets; creates and communicates scheduled maintenance alerts and service interruption notifications.
Maintain daily logs identifying activities, task, alerts and problems in the data center as well as incident reports on any defined outages when they occur.
Provide management with incident reports in the event of network or application outages resulting in downtime of mission critical applications.
Cisco Certified Network Associate
Date: 2024-04
Issuer: CISCO
Fortinet FortiGate 7.4 Administrator
Date: 2024-12
Issuer: Fortinet
Fortinet FortiGate 7.4 Operator
Date: 2024-06
Issuer: Fortinet
Microsoft Certified: Azure Fundamentals
Date: 2021-04
Issuer: Microsoft
2005-2007 - BBA in Computer Sciences for Installation and Repair of Computerized Systems and Networks
Linux Powerful and flexible family of operating systems that are free to use and share. Skills: #command-line-interface #Linux-Administration #Troubleshooting #Debian #Ubuntu #Alpine
Proxmox Virtual Environment Virtualization platform designed for the provisioning of hyper-converged infrastructure. Skills: #KVM #LXC-for-containers #Virtualizations #Virtual-Networks
Network Attached Storage Computer data storage server connected to a network providing data access to a group of clients. Skills: #NFS #SMB #RAID #rsync #TrueNAS #Open-Media-Vault #Synology
Docker Set of platform as a service (PaaS) products that use OS-level virtualization to deliver software in packages called containers. Skills: #SelfHosting #OS-level #virtualization #Containers #Dockerfile #Docker-Build #Docker-Compose #Volumes #Images
Overlay Network Wide area network that uses software-defined networking technology, such as communicating over the Internet using overlay tunnels which are encrypted when destined for internal organization locations. Skills: #Cloudfalre #Secureaccess #ZeroTrust #Tailscale #ZeroTier #WireGuard #encryptions
Cloud Services The provision of Internet-based computer services. Cloud computing provides businesses and consumers with access to software, data storage, and infrastructure services that are hosted remotely Skills: #AzureAmazon #AWS #Digital-Ocean #Linode #Networking #Operating-Systems #Redundancy #Availability #Monitoring #API