Oscar Nielsen Villegas Email & Phone Number

Singapore, Singapore

Collaborated with sales team to grasp customer needs post-sale, conducted product demos, and offered technical support for successful product implementation. Addressed technical issues, provided solutions, and ensured customer satisfaction. Conducted technical training sessions, acted as a liaison between customers and internal teams, and contributed to technical documentation. Stayed updatedon industry trends, collaborated with cross-functional teams, and drove customer success and product enhancements.Key Achievements:Managed the implementation and deployment of a range of information security products, including:• Skyhigh Secure Web Gateway (On-prem & Cloud) | Trellix Intrusion Prevention System | Trellix ePO (On-prem & Cloud) | Trellix & Skyhigh DLP | Trellix Endpoint Security | VOTIRO CDR for various Government and Non-Government entities.Played a pivotal role in projects aimed at establishing critical security infrastructure, collaborating closely with esteemed partners, engaged in a spectrum of services including: • Integration | Migration | Support (Hardware/Software) | Upgrades | Project Management | Knowledge Transfer | Documentation | User Acceptance Testing (UAT)

Singapore, Singapore

System Engineer: - Setup and Configuration of Physical/VM Servers (Dell, HP, Hyper-V, vSphere, ESXi Host and P2V Migration), Windows/Linux Servers (OS, SQL, AD with Domain Services, DHCP Scopes with Load Balancing, DNS with Zone Configuration, Certificate Authority and other Windows Services) and Storage and Backup Servers (VEEAM, Veritas NetBackup, Rubrik, NAS, Database, Synology DiskStation, HP Data Protector, Symantec Backup Exec, AWS and Azure Cloud).Information Security Administrator: - Setup and Configuration of the following Security Software’s (McAfee, Tanium, SentinelOne and Symantec).Network Engineer: - Installation and Upgrades of Network Appliance (Cisco, Dell, Extreme, Fortinet FortiGate, Ubiquiti Unifi, Aruba, Socomec, Net Vision, Riverbed SteelHead, Oracle Talari, Nokia Mesh).NOC Support: - Support IT Managed Services, Monitoring of Network Operations Centre, Administration and Management of (Microsoft Azure and Office 365, Active Directory, Exchange, Zendesk Issue Tracking Ticketing System, PagerDuty Incident Management System), Documentations of Managed Service Guide and Reports.System Integrator: - Doing Documentations (Operations Guide, Administration Guide, As-Built, UAT, Diagrams, Methods of Procedure, Runbook, Server Build Sheet, Installation Roadmap, Inventories and Reports).- Staging, Burn-In-Test, Hardening, Migration, Deployment, Upgrade, Health Check and Rack & Stack.- Wi-Fi Heatmap Site-Survey using Ekahau software, Documentation and Recommendations.

Singapore, Singapore

- Lead the ID Administration System (IDAS) Project; Manage End to End Deliverables and Ensuring Agreed Timelines are met Efficiently.- Manage Communications to Stakeholders and End-users on a Daily Basis and Serve as First Point of Contact to Issues Escalation and Resolution.- Integration of 60 Application Systems Companywide to the Identity Management System Platform that will Provide the Following Results.- Service Management, Process Improvement, Security, Audit and ComplianceKnowledge Gathering and Documentation for the System Analysis, Design, Requirements Definition, Functional Specifications, Information Data, Test Plan, Scope, Timeline with The Developers, End-Users, Application, and Infrastructure Team.- Conduct the End-User Training, Execution of the Test Cases in SIT with the Developers and in UAT with the Business Users, Log and Report Defects, Errors, Bugs, and Interoperability- Administer the System by Performing System Configuration, Enforcing Policies, Assigning Restrictions, Creating Rules, Approval Workflows, 1st Level Support for Defects, Requirement Gaps, Errors, Bugs, Interoperability and Special Request after Deployment and Production Go-Live- Writing the RAID and Minutes of the Weekly Project Meeting, Application Interface Meeting, Project Steering Committee Meeting, Change Advisory Board Meeting.

Singapore

- Handling of Symantec Endpoint Protection System’s Functionality, Scheduled Scan Jobs, Definition Updates,- Applications Users, AD Users and Managed Objects- Password Management for Privilege and Service Accounts Using CyberArk PrivateArk- Coordinate Internal and External IT Audits (PwC, CRA and KPMG) for RWS Statu tory (Interims and Finals), Quarterly Entry Levy Audits, Internal Audits, Ad hoc audits) based on Casino Gaming and Non Gaming Applications- Operating Testing, Findings and Remediation, Coordination and Resolution, Training and Awareness, Risk Assess ment and Reporting- Engage IT SMEs in ensuring audit requirements are obtained within the timeframe agreed.

Singapore, Singapore

- Supervise Day to Day Operations of 5 Team Members- Perform Account Management, Identity Administration, Role Assignment and Account Access Review Attestation for more than 60 Applications Companywide (AD, Exchange, PeopleSoft, Gaming & Non-Gaming Systems)- System Administration for All Physical and Virtual Servers, Support and Carry Out Server Migration Activities- Server Provisioning which Includes but not Limited to OS Installation, RAID Configuration for Drives, Rack assignment and Mounting, Network Cabling and Patching, SAN Fibre CablingIdentify Performance Issues Proactively and Monitor Servers Including Network Devices Located in Data Centres- Administer Active Directory OUs, Objects, Groups, GPOs, AD accountManages Exchange 2007 Including Mailbox Creation and databases, Applying Patch and Performs Security for Exchange- Monitoring and Maintenance of Servers, Switches, Infrastructure, PDU, UPS and Temperature using Siemens BMS Monitoring System- Restoration of Database, Windows File System, Exchange, AD, SharePoint, and Virtual ServersBackup Management Using Commvault and Tape Drive Mounting/Retrieval

Singapore, Singapore

Proficient in installing and configuring computer hardware, operating systems, and applications for seamless functionality. Manage server and network hardware maintenance, including troubleshooting and replacements for faulty items. Install and configure new servers or rebuild existing ones according to standards and project requirements. Regularly apply patches and upgrades to ensure system security and functionality. Upgrade and configure system software as needed to support infrastructure applications. Troubleshoot printers, equipment, and other devices to maintain operational efficiency. Provide on-site deployment support at client office locations for smooth implementation of IT systems and services.

Philippines

Provide expert support for system and network administration to ensure smooth IT infrastructure operation. Conduct thorough equipment inventory management, maintaining accurate records for efficient resource allocation. Take charge of maintaining and updating the company website to ensure content accuracy, functionality, and user experience optimization aligned with organizational objectives.

Philippines

Conduct rigorous testing of Canon printers' software and drivers to ensure compatibility, functionality, and reliability. Manage quality control assurance processes, maintaining high standards and adherence to specifications. Take charge of troubleshooting software and driver issues to minimize disruptions and ensure smooth operation. Provide valuable suggestions for software development and improvement initiatives to enhance product performance and user experience.