Hire the Best Zimbra Administration Specialists
in Sri Lanka

I am an experienced IT professional with over 10 years of hands-on experience and a flexible approach to work. Throughout my career, I have successfully completed numerous projects across different domains. Having worked for more than 3 years as a Network Engineer in a broadcasting company (Sports TV channel), I have also gained extensive expertise in live video production and post-production. I am proficient in media-related applications such as Adobe Premiere Pro, After Effects, Blender, vMix, Resolume Arena, and Aximmetry (Unreal Engine). Areas of expertise Firewalls Fortigate,Cisco ASA, Cisco Meraki, Draytek, MikroTik, Pfsense, IPCOP IPS: Snort, Suricata Email Gateways: Forti Mail, Symantec Bright Mail Gateway Storage : Synalogy, EMC, Thecus, HP SAN, Freenas, OpenFiler OS : Windows 2016 – 2008 R2, Redhat, Ubuntu Server, Centos, Windows 10 to 98 Servers : Active Directory, Windows and Samba File Servers, Web Server Apache IIS, DNS Servers, Zimbra mail Server, Terminal Server TSPLUS, Radius Servers, Networking : Cisco Routers Configurations, Cisco Switches Configurations, Configuring VPN IPsec Site to Site Video Production(Pre and Post); Adobe Premiere Pro, Adobe After Effects, vMix

Whether you’re setting up monitoring for the first time or operating a full NOC environment, the most common problems are the same: missed incidents, alert noise, and dashboards that don’t reflect reality. I help organizations design and stabilize clear, reliable monitoring setups using Zabbix and related tools, and where scale or complexity requires it, evolve those setups into structured NOC and SOC operations without unnecessary overhead. Many of my engagements start with straightforward monitoring implementations and grow over time as operational needs increase. I work collaboratively with in-house engineers and adapt recommendations to existing constraints, budgets, and operational culture, rather than forcing textbook or vendor-driven solutions. NOC / Monitoring Zabbix, Prometheus, OpenNMS, Grafana SOC / SIEM / EDR / XDR Wazuh, TheHive, Cortex, MISP Automation Ansible, PowerShell, Shell, Python Networking & Systems Cisco IOS, Meraki, Juniper JunOS, MikroTik, Ubiquiti, HP Aruba, iLO, Fortinet, OPNsense, firewalls, WAFs, IPS Servers & Platforms Microsoft Server, CentOS, Ubuntu, Debian, Proxmox Infrastructure & Cloud IPAM, NetBox, Cloudflare, Azure, AWS, GCP, Hetzner, IBM Softlayer Certifications & Education CCNA · CCNP · CCDA JNCIA-Junos MCP · MCSA ITIL v3 Foundation MSc in Innovative Technology

I'm Amila Kothalawala, a seasoned IT professional with a passion for Linux, open-source technologies, and a knack for transforming complex systems into efficient, secure, and reliable solutions. My expertise lies in Linux server administration, open-source software deployment, Zimbra collaboration suite, and pfSense firewall configuration. My Services: 🐧 Linux Administration: Proficient in managing and optimizing Linux servers (Ubuntu, Rocky, Debian). Installation, configuration, and ongoing maintenance for peak performance. 🌐 Open-Source Deployments: Extensive experience with a variety of open-source tools and applications. Tailored solutions for your business needs, including Nextcloud, GitLab, Docker, and more. 📧 Zimbra Collaboration Suite: Expert installation and configuration of Zimbra mail servers. Email collaboration, calendaring, and document sharing tailored to your organization. 🔐 pfSense Firewall Configuration: Robust firewall setup for enhanced network security. VPN configuration, QoS optimization, and traffic management with pfSense. Why Choose Me: ✅ Expertise: 12 Years of hands-on experience in Linux administration and open-source deployments. ✨ Custom Solutions: Tailored configurations to align with your unique business requirements. 🛡️ Security Focus: Implementing industry-best practices to fortify your infrastructure. 🌍 Global Experience: Successful projects delivered for clients worldwide. How It Works: 📝 Consultation: Let's discuss your project goals, current infrastructure, and specific requirements. 💼 Planning: I'll create a customized plan based on our discussion to meet your objectives. 🚀 Implementation: I'll proceed with the installation and configuration, keeping you updated at every step. 🛠️ Optimization: Rigorous testing and optimization for performance, security, and scalability. 📈 Ongoing Support: I offer post-implementation support to ensure your systems run smoothly. Let's Elevate Your Infrastructure: Ready to enhance your IT infrastructure? I'm here to deliver exceptional Linux, open-source, Zimbra, and pfSense solutions. Reach out today, and let's get started on your next project!