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Microsoft SQL Server Database Administrator | 10+ Years of Experience I’m a highly experienced Microsoft SQL Server Database Administrator (DBA) with 10+ years of hands-on experience managing, optimizing, securing, and troubleshooting SQL Server databases in production and development environments. I help businesses keep their databases fast, reliable, secure, and highly available, while minimizing downtime and resolving complex SQL Server issues efficiently. 🔧 What I Can Help You With Microsoft SQL Server installation, configuration, and upgrades Database administration and day-to-day maintenance Performance tuning Troubleshooting blocking, deadlocks, and performance issues Backup and restore strategy and implementation High Availability and Disaster Recovery Always On Availability Groups Database migrations and upgrades SQL Server monitoring and health checks Security, permissions, roles, and access management SQL Agent jobs, alerts, and maintenance plans Replication and other SQL Server features Capacity planning and database maintenance Root-cause analysis and production issue resolution Development, staging, and production database support 💡 Why Work With Me? With more than a decade of experience supporting SQL Server environments, I understand that database administration is not just about keeping databases running. It’s about ensuring that your applications remain available, responsive, secure, and dependable. I take a practical, solution-oriented approach to every project. Whether you need help resolving a critical production issue, improving database performance, migrating SQL Server, or simply having an experienced DBA manage your environment, I can help. My goal is simple: keep your SQL Server environment stable, optimized, and running at its best.

I’m Frederick Dacasin, a Network & System Administrator specializing in secure, stable, and high-performing IT infrastructures. With 5+ years of hands-on experience, I manage Windows/Linux servers, VMware environments (vCenter & vSphere), Microsoft Azure, and enterprise databases. I troubleshoot complex system issues, optimize performance, handle upgrades, and support SIEM monitoring and security incident response. I bring strong problem-solving skills, automation experience (VB.NET, Java, VBA), and a proactive approach to keeping systems secure and efficient. If you need a reliable IT professional who delivers results and protects your infrastructure, let’s work together.

Seasoned and results-driven network and information security professional with proven experience in planning, developing, implementing and integrating security solutions to address business needs. Solid experience in enterprise firewall management, business continuity and disaster recovery planning, IT audit, compliance & governance, vulnerability assessment and patch management, incident and change management, intrusion detection/prevention (IDS/IPS), and security log analysis (SIEM). Subject Matter Expertise: • Vulnerability Assessment/Risk Management • Information Security Governance and Audit & Compliance • Security Information and Event Management (SIEM) • Identity and Access Management (IAM) • Information Security Management • Endpoint Detection and Response (EDR) • DevOps & Cloud Security | GCP Azure AWS • Next Generation Firewall Management • Web Application Security • Information Security Awareness Training • Infrastructure Security Monitoring • Security Operations Management (SOC)

Core System/Network Administration - System Administration - Network Administration - Windows Server Administration - Linux System Administration - Active Directory & Group Policy - Firewall & VPN Configuration - DNS, DHCP, and IP Management Virtualization & Cloud - VMware vSphere / ESXi - Amazon Web Services (AWS) - Contabo - Cloud Infrastructure Management Security & Monitoring - Network Security - IT Security Administration - Server & Network Monitoring - Endpoint Security - Backup and Disaster Recovery - Security Hardening & Compliance

🏆 Top Rated 💯 Job Success 💯 Experience level 💼 13+ yrs 🕒 Available ✅ Computer Repair ✅ IT Support ✅ Technical Support ✅ OneDrive support ✅ Windows Expert ✅ Outlook Expert✅ Fix any issues on your PC & Mac LET'S MEET ME AND DISCUSS YOUR ISSUE. 🖐 Hi, I'm Jerwin. Are you looking for IT Support with your Computer? I worked at Microsoft as a Technical support for several years and I have a solid 14+ years of troubleshooting experience. 𝙃𝙚𝙧𝙚 𝙞𝙨 𝙩𝙝𝙚 𝙡𝙞𝙨𝙩 𝙤𝙛 𝙘𝙤𝙢𝙥𝙖𝙣𝙞𝙚𝙨 𝙄'𝙫𝙚 𝙬𝙤𝙧𝙠𝙚𝙙 𝙬𝙞𝙩𝙝: 🔥Microsoft 🔥DXC Technology 🔥Commonwealth Bank Australia (CBA) 🔥ESPN 🔥Dell Support 🔥Lenovo Support 🔥On Geeks IT Support 𝙇𝙞𝙨𝙩 𝙤𝙛 𝙢𝙮 𝙚𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚: 🔥Windows and Microsoft Office Support 🔥 Laptop, Mac & Desktop repair 🔥 Install Windows 11, 10, 8, 7 🔥 Upgrade Mac OS / Install Windows on MacBook dual boot 🔥 Fix MacBook Issues 🔥 Fix Windows Errors 🔥 Fix MS Office Installation and Activation 🔥 Fix Windows installation and Activation 🔥 Fix Outlook for Mac and Windows 🔥 Remove Viruses, Spyware, and Malware 🔥 Boot-up issues, Blue screen of death (BSOD) 🔥 Fix email issues, outlook app problem 🔥 Speed up a slow computer 🔥 Data Backup 🔥 Data Recovery 🔥 Software and system consultant 🔥 Issues with the browser 🔥 Technical support 🔥 Customer Service 🔥 IT Helpdesk 🔥 Email Support 🔥 Live Chat Support 🔥 Computer Repair 🔥 Windows & MS Support 🔥 Ticketing System 🔥 Outlook Support 🔥 Office 365 🔥 Virtual Assistance Cheers! Jerwin

ICT Engineer/Helpdesk Support Responsible for keeping the systems of our customers running smoothly by keeping them up to date and configured correctly. Solid MSP Experience in Windows server: Hyper-V, Windows 2008/2012r2/2016,2019,2020 servers Support Virtual servers and Workstations Strong knowledge in Windows OS, MAC OS, android and iOS. Solid experienced in Backup systems, Networking, virtual machines and firewall setups. Setup Windows Servers, Windows desktop and laptop workstations, printers and scanner. Strong knowledge with RMM tools: Automate complex IT environments through N-able Technologies and Datto RMM. Solarwinds MSP and other cloud-based technologies. Strong knowledge in MS 365 tenant, MS 365 apps, AD and AAD, MS Intune, Azure Entra ID. Experienced in configuring and maintaining network infrastructure. Experienced with Datto, Veeam, and Microsoft and Storagecraft backup and recovery technology. Strong knowledge in Amazon Web Services (AWS), S3 Buckets, S3 Glacier, EC2, Workspaces, Storage Gateway etc. Strong knowledge with Microsoft Azure and Alibaba CCS, VMWare, Oracle Virtualbox and VOIP phones. NAS server Implementation, Synology and QNAP. Monitoring, Analyzing and Solving network issues, Cisco and Meraki routers, layer 3 switches, Access Points, Firewall, Sonicwall, Juniper, CraddlePoint, Palo Alto, Fortinet, Fortigate, Sophos, VPN etc. Call out or email circuit issues to carrier or third party vendor. Call out apps/software issues to third party vendor Strong Experience in providing high level customer service. Support end user remotely Experienced with IT Glue documentation. Experienced in email technologies, IMAP, PoP3, Exchange/MS O365, Google Workspace/Gmail. Experienced in MS customer partner Experienced in email migration, Google and MS 365 Ticketing system: Halo-PSA Zoho desk Service now Connectwise Auto-Task RMM/Remote control Solarwinds RMM Datto RMM Pulseway RMM Kaseya VSA Teamviewer RDP Zoom remote connect Anydesk Syncro Screenconnect Bomgar Quickassist Monitoring Networks: Meraki Dashboard Logic Monitoring Zenoss Adnet PRTG Netcloud Sophos Forti Client Certifications: NSE 1 Network Security Associate (Information Security Awareness) 6/3/23 – 6/3/25 NSE 2 Network Security Associate (Evolution of Cybersecurity) 6/3/23 – 6/3/25 CompTIA A+ 901 module certification CompTIA A+ 902 module certification Google IO certification Seminars attended: Accent Reduction – Holy Angel University [September 2014] Personal Development – Holy Angel University [September 2014] EMERSON CARAVAN – Holy Angel University [July 2015] Google IO - Holy Angel University with certificate of attendance [July 2015] Resume Tutor and Impressing Interviews – Holy Angel University [August 2016] PhilNITS Certification Program Japan Company – Holy Angel University [September 2016] I Hereby that the written information above is true and correct to the best of my knowledge and belief.