Steven Quintero

• Management:
  - Middleware Platforms (Microservices with Kubernetes, Oracle Service Bus, Weblogic)
  - Servers (HPE, IBM, Huawei, Hitachi, Dell)
  - Virtualization platforms (VMware, Oracle VM)
  - Storages & SAN Switch (Hitachi, HPE, Huawei)
  - Backup Solutions (TSM, Commvault)
  - Operating Systems (RHEL7 / 8, Windows Server 2016, 2019)
  - Infrastructure Monitoring and Alarms for highest level of availability (ELK, Icinga, Zabbix)
• Diagnostic and troubleshooting of incidents generated on BSS / OSS platforms and Production Environment
• Facilitated installation processes to deliver project requirements on time.
• Participated in development meetings for new platforms and business operations updates.
• Monitored and tested application performance to identify potential bottlenecks, and collaborate with developers on solution implementation.
• Wrote and maintained custom scripts to increase system efficiency and performance time.
• Installed, configured, tested and maintained operating systems, application software and system management tools.
• Provided 2nd and 3rd level technical support and troubleshooting to internal and external clients.
• Built and maintained infrastructure consisting of Windows, Linux, virtual products, backup solutions and Storage Solutions
• Patched software and installed new versions to eliminate security problems and protect data.
• Collaborated with vendors to locate replacement components and resolve advanced problems.

• Management:
  - Antivirus (Kaspersky / ESET)
  - Servers, Office 365, G-Suite, Backups (CTERA)
  - Perimeter security (Firewall UTM Sophos, Firewall Watchguard)
  - Electronic security (CCTV, Access control)
  - Hosting (Cpanel)
  - Network LAN, WAN
  - Virtualization platform (VMWare, Citrix)
• Responded to support requests from end users and patiently walked individuals through basic troubleshooting tasks.
• Assessed system hardware and software and suggested modifications to reduce lag time and improve overall speed.
• Analyzed ERP issues to identify troubleshooting methods needed for quick remediation.
• Configured systems according to prescribed software and hardware frameworks.
• Onboarded new users to internal systems by providing network credentialing, desktop and laptop usage and BYOD programs.
• Corrected connectivity faults to restore user access to local networks, cloud-based storage and public web.
• Set up PCs, projectors, and microphones for use in video conferencing rooms.
• Monitored systems in operation and input commands to troubleshoot areas.
• Established, repaired and optimized networks by installing wiring, cabling and devices.
• Maintained and monitored server room, wireless network and other server infrastructure, keeping systems running smoothly.
• Provide preventive and corrective maintenance of hardware and software

• Completed and submitted monthly and yearly reports to support executive decision making.
• Designed and incorporated process design improvements.
• Deployments of the developments made to the different Customer System environments
• Administration of Planned Tasks (Oracle Jobs).

Tools

• Helpdesk System (GLPI)
• Oracle PL/SQL
• MySQL
• Oracle Cloud Control 12c
• Tortoise SVN
• JBoss Operation Network (JON)

• Used established procedures to identify critical customer and system issues and escalate problems to appropriate person or group.
• Supervised daily configuration activities and business systems operations.
• Provided end-user system and equipment training as needed.
• Responded to inquiries by phone, email and walk-up requests.
• Followed up with clients to verify optimal customer satisfaction following support engagement and problem resolution.

Tools

• Helpdesk System (GLPI)
• Oracle PL/SQL
• MySQL