JOSE ALBERTO HERNANDEZ
Miami,USA
Summary
I am a Systems\Network Engineer with extensive experience in both server and network environments, specializing in optimizing infrastructure for performance, security, and availability. I have hands-on expertise with vendors like Cisco, Juniper, Palo Alto, Fortinet, Netscalers, Dell (Networker, PPDM, DD), Cohesity, Commvault, PowerScale Isilon, VMware, Nutanix AHV, Citrix, Synology, and Ubiquiti, among others. Additionally, I have significant experience with security platforms including Cyber Recovery environments, Splunk, Nessus, and Varonis, ensuring comprehensive network and data security across enterprise systems.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Systems Administrator
University of Miami
09.2023 - Current
- Manage the installation, configuration, and maintenance of Dell EMC appliances, ensuring smooth operation and optimal performance of storage systems
- Oversee the deployment and management of Varonis SaaS solutions, providing security and compliance monitoring for file and data systems
- Administer and troubleshoot VMware environments, optimizing virtual infrastructure for efficiency and high availability
- Manage Infoblox IPAM systems, ensuring optimal network resource allocation and IP management across the organization
- Oversee Citrix environments, managing virtual desktop infrastructure and providing remote access solutions for end users
- Configure and manage Azure cloud services, integrating cloud resources with the university's on-premise infrastructure for enhanced scalability and disaster recovery
- Lead the deployment and configuration of Dell EMC Networker backup solutions, ensuring reliable data protection and disaster recovery
- Perform Active Directory (AD) management, including Group Policy Object (GPO) configuration, ensuring proper user access control and security
- Deploy and maintain physical and virtual servers, ensuring optimal performance and stability for enterprise applications and services
- Provide day-to-day troubleshooting and support for systems and networks, reducing downtime and improving system availability
- Enhance network security by configuring and monitoring Next-Generation Firewalls (NGFW) and implementing CyberVault protection strategies
- Successfully migrated from F5 to Netscalers, configuring and deploying VIPs and ensuring seamless traffic management across the organization
- Configured and deployed Dell EMC PowerScale Isilon OneFS NAS, enhancing storage capacity and enabling high-performance file access for multiple departments
- Deployed and integrated Dell EMC Networker and PPDM as a robust backup solution, improving data retention and disaster recovery processes
- Enhanced security for critical systems by implementing CyberVault protections, safeguarding sensitive data and improving resilience against cyber threats
- Streamlined VMware infrastructure, increasing system performance by 20% through optimized configuration and resource allocation
- Implemented Infoblox IPAM systems to automate IP address management, improving network efficiency and reducing IP conflicts
- Improved remote access capabilities for staff and students by optimizing Citrix and Azure integrations with the on-premise infrastructure
Network Engineer
University of Miami
09.2021 - 09.2023
- Perform extensive wireless site surveys on all campus wide locations to ensure optimal connectivity of all wireless access points as well as their related controllers
- Collaborated in inter-campus equipment deployment
- Execute day to day network maintenance operations including, but not limited to checking aggregate syslog for errors, Service-now queue for trouble tickets, and take appropriate action
- Routing and Switching: Expertise in routing protocols such as OSPF and BGP, as well as knowledge of switching technologies such as VLANs and Spanning Tree Protocol (STP)
- Provides troubleshooting solutions to solve complex problems
- Procures network equipment, coordinates, and manages the subcontractors involved with network installations
- Configures routers and switches to maximize network efficiency and security
- Manages network performance through ongoing monitoring and troubleshooting
- Coordinates the scheduling and execution of network upgrades to multiple locations around Campus
- Ensures complex issues are identified and provides troubleshooting solutions to ensure the network is operational
- Performs network equipment and software upgrades to the latest firmware releases
- Prepares and presents network and statistical data to upper management to keep them informed of performance measures
- Provides training and guidance on hardware, software and internet applications to customers and staff
- Provides superior customer support in the resolution of problems reported with any network, hardware, software, and voice systems
System / Network Administrator
Care Resource
05.2019 - 09.2020
- Promoted to provide network administration tasks across all branches and data center
- Configure, integrate, manage, and troubleshoot network, systems, and applications
- Ensure HIPAA regulations are met
- Optimize networks for VoIP communication and manage telephone system
- Keep security controls using Next-Generation Firewalls (NGFW) and network management using Group Policy combined with scripting to help in task automation
- Communicate and collaborate with other IT teams
- Performed firewall migration deployment project
- Performed extensive firewall configuration to integrate security features
- Implemented Layer 2 Cisco and Juniper switches security and implemented QoS to prioritize certain type of traffic
- Added network switch redundancy to ensure critical services' availability
- Troubleshoot application and VoIP inter-site and intra-site communication
- Installed and configured IBM BigFix Patch Management to reduce patch deployment administrative overhead and mitigate vulnerabilities
- Analyzed, planned, and reconfigured Veeam Backup system to ensure a successful disaster recovery plan
- Configured and deployed Cisco and Juniper switches stack to maximize scalability, optimize performance, and minimize management tasks
- Configured and deployed scripts for reporting and automating the enforcement of Exchange mailbox quotas and ActiveSync based on users' membership
- Implemented, configured, and monitored SolarWinds NPM to fine-tune systems and current network
- Proactively monitored system and network resources using PRTG monitoring tool to avoid or mitigate business downtime
- Designed and deployed wireless network across all sites
- Performed active and passive site surveys using VisiWave Site Survey
- Integrated corporate wireless network with Radius authentication and configured Guest network authentication with WPA2 and Disclaimer page
- Deployed and configured Ubiquiti Video systems
Network Technician
ASE
05.2018 - 04.2019
- Company Overview: On site Vendor, University of Miami
- Provided support on the University of Miami, Coral Gables campus
- Configured Cisco and Juniper initial set-up for deployment
- Deployed fiber optic infrastructure and ensuring end-to-end connection
- Provided hands-on technical support, advice and mentoring to all levels of personnel
- Collaborated with network engineers to resolve product development and maintenance issues
- Worked efficiently under strict deadlines to make sure that new products were available for deployment
- Collaborated with network engineers to discuss existing and potential engineering projects and products
- Helped initiate a more organized inventory to increase productivity
- Delivered an exceptional level of service to each customer by listening to concerns and answering questions
- Created a Map and documentation of the fiber optics infrastructure running thru the University of Miami, Coral Gables Campus
- Installed and run fiber uplinks of Ungar and others Network routers and switches at UM Coral Gables
- Configured and deployed new Juniper switches for a major upgrade at UM Coral Gables
- On site Vendor, University of Miami
Help Desk and Field Technician
IT Tech
08.2016 - 12.2017
- Hired to perform helpdesk and field technician tasks across different clients (companies)
- Worked with cutting-edge technologies such as LabTech Software to provide fast and reliable support
- Installed and configured network printers and scanners
- Excelled in customer service satisfaction receiving verbal recognitions from company's owners
- Managed users' accounts through Active Directory and carried out other management tasks using Group Policy Management
- Prepared new client's workplaces having the computer equipment cabling infrastructure implemented
- Installed patch panels, ran cable drops, and performed cable management
- Process all DNS records and maintain nameserver(s) databases
Computer Technician
INDER
05.2009 - 08.2016
- Reduced network administration overload after having successfully chosen, implemented and configured SolarWinds Kiwi CatTools
- Managed operating systems and all end-user software
- Configured Server Roles Active Directory | DNS | DHCP | NPS | Clustering | NLB
- Centralized wireless authentication and authorization by installing and configuring Radius server for the local wireless network
Education
Associate - Network Administrator
CBT College
Miami, Florida01.2019
Computer Network Support Specialist -
CBT College
Miami, Florida10.2018
Computer Network Support Specialist -
Julio A Mella
La Havana, Cuba05.2007
Skills
- Windows Server
- Dell EMC PowerScale-Isilon
- Dell PPDM-Networker
- DHCP
- DNS
- Palo Alto VPN
- Infoblox IPAM
- Aruba Wireless
- Aruba Clearpass
- Juniper SRX
- Extreme Networks
- Optical Systems
- Microsoft Office Suite
- WhatsUp Gold
- Technical support
- Slack Software
- Hardware troubleshooting
- Splunk
- System monitoring
- Cisco Switching and Routing
- Data security
- Cisco Routers
- Network protocols
- Juniper Switches
- Windows administration
- Juniper Routers
- Disaster recovery
- ServiceNow Platform
- Scripting languages
- Freshservice Platform
- Backup solutions
- FortiGate NGF
- Ekahau Site Surveys
- Wireless
- VMware vSphere administration
Certification
- Cisco Certified CCNA (Routing and Switching), CSCO13578639, 02/20, 10XTT0HL4GR41J9W
- VMware Certified Associate, VMW-02638438I-02601010, 02/20
Timeline
Systems Administrator
University of Miami
09.2023 - Current
Network Engineer
University of Miami
09.2021 - 09.2023
System / Network Administrator
Care Resource
05.2019 - 09.2020
Network Technician
ASE
05.2018 - 04.2019
Help Desk and Field Technician
IT Tech
08.2016 - 12.2017
Computer Technician
INDER
05.2009 - 08.2016
Computer Network Support Specialist -
CBT College
Computer Network Support Specialist -
Julio A Mella
Associate - Network Administrator
CBT College
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