Support and enhancement of IBM mainframe systems and internal applications.• Working with zOS, TSO, ISPF, SDSF and DB2 to manipulate and configure jobs and datasets.• Configuring and monitoring JES and JCL jobs through the Z console and TWS.• Ticket management with Jira, ServiceNow and PagerDuty.

Responsible for investigating and troubleshooting AD Tech solutions and resolving web and application related issues.• Follow up and resolve tickets.• Call resolution with Jira and Salesforce.• Troubleshooting and customer relations.• Google OB and Amazon TAM activations.• Troubleshoot AD tech issues like Header Bidding and RTB.

Working mainly with Adobe's e-Commerce tool and with the CRM tool SugarCRM and SugarMarket.• Providing support for store websites, with both front-end and back-end problems.• Programming pricing and promotions logic.• Fixing and creating page layout elements.• UX improvement.

General IT and network infrastructure support in English and Portuguese, having direct contact with IT technologies used in the United States.• Call and user management.• Daily support of MacOS and Windows 10.• Installation and configuration of DVR, cameras and biometrics readers.• Physical installation of Cisco Switch, APs, Firewall, UPS, PDU, besides all cabling and fiber optics.

I demonstrated my knowledge in the area and managed to perform more critical and important tasks.• Intranet creation via Wordpress, using HTML and CSS.• Migration of servers: Windows Server and Kaspersky Security Center.• Configuration of Cisco WLC, with authentication via LDAP and RADIUS Server.• Installing printers and configuring the Print Server with Release Station via PaperCut MF.

First contact with the IT area, mainly performing the control of receipt of invoices and relationship with suppliers.• Control and solution of tickets in the Service Desk.• Maintenance and configuration of printers and IP phones.• Assistance in asset management.