Hire the Best PfSense Specialists
in the Philippines

I've been working 10 years plus as an IT Specialist to a different companies (Local and Abroad). I am flexible to any work and a Team Player. Reliable for any IT issues and can work multi tasking. TECHNICAL SKILLS • Installing Windows Servers, Vicidial CLI and GUI (CentOS), Network and System Security, BioStar Biometric Server, and CCTV Cameras. • Configuration and Managing Windows Server 2008, 2012 R2 (Active Directory: Users and Group Policies). • Firewall Configuration (MikroTik, ClearOS, PFSense). • Managing and Maintaining Networking Connections and Equipment (Access Point/Repeater/Switch). • Coordinating Providers/Carriers/ISP for VOIP and Internet Connection issues.

Pursues challenging career from a progressive organization that provides an opportunity to leverage technical skills and abilities in the field of Network, Systems and Security.

I am an IT Support Specialist and Cloud Systems Administrator specializing in Infrastructure Operations. I bridge the gap between traditional hardware and modern cloud environments, ensuring your tech stack runs seamlessly without downtime. From managing virtual servers to configuring enterprise workspaces and troubleshooting hardware bottlenecks, I handle your IT operations so you can focus on scaling. 🛠️ Direct Services & Expertise Cloud & Infrastructure: Provisioning Virtual Machines (VMs), firewalls, Linux Server Administration (CLI maintenance), and Web/App Deployment. Workspace & Identity: Full tenant setup and migrations for Microsoft 365 and Google Workspace, including user provisioning and access control. Domain & DNS Management: Expert configuration via Cloudflare, nameserver routing, and vital email authentication (SPF, DKIM, DMARC) for flawless deliverability. Desktop & Peripheral Support: Advanced hardware troubleshooting, network connectivity, and driver configuration for specialized/large-format enterprise printing. 🌟 Why Work With Me? Full-Stack IT Support: I provide end-to-end technical coverage—from high-level cloud architecture and workspace administration to hands-on desktop software configuration and hardware troubleshooting. Clear Communication: I deliver fast, reliable updates, translating complex technical infrastructure and hardware issues into clear, actionable terms for non-technical clients and executive teams. 🎯 Client Focus I act as your complete, on-demand IT department for growing businesses and digital agencies. Let's optimize your technology and operations today. Click "Invite to Job" to get started!

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

An experienced software developer/architect/product development manager with over 15 years of solid experience in developing advanced and secure networking software for routers, switches, firewalls, servers, IoT devices/gateways and network appliances. Possesses deep working knowledge in IPv6, routing protocols, operating system, firewall, client-server application, management protocols and applications. Very proficient in C, C++, Perl, Unix scripting, modular and OOP programming, client-server and has advanced working skills in PHP, Ruby/Rails, Java, SQL, non-SQL and Web technologies. Mainly used FreeBSD and Linux in all projects. Heavily involved in all phases of development, from conceptualization, requirement specification making, designing, implementation, testing and maintenance. I am seeking opportunities to design and develop network appliances, IoT devices and embedded systems from the ground up, migrate networking applications to incorporate secure technologies and run on IPv4 and IPv6 and build intuitive and secure websites or web-based management interfaces. I am also seeking consulting services in product development, management, QA and coaching as well as design, deployment, pen-testing and monitoring of networking and security services and infrastructures. Summary of competencies and skills - System/network/security administration using open source and commercial solutions such as pfSense, OPNsense, BIND/DHCP/DNS, Freeswitch/Asterisk/SIP/VoIP, Sophos, Sonicwall, OpenWrt, ELK Stack, Grafana/Prometheus, Zabbix, Nagios, SNMP, OpenVPN, IPsec, Wireguard, HAProxy, MongoDB, MySQL/PostgreSQL, Redis, Nginx, Apache, Squid, Snort, OpenStack, Radius, OpenLDAP, Ceph, RabbitMQ, Kali Linux, Connectwise Manage, Connectwise RMM, Connectwise Perch, Bitdefender, WebRoot, Auvik, MQTT - IoT, LoraWAN, Chirpstack, Sensors, Rasp PI integration/interfacing, BACnet, BMS - Unix and Linux system, security, and network administration and dual-stack network/sockets programming - System/Application programming with C/C++, PHP, Ruby, Perl and Shell scripting. - Cloud computing and networking on AWS, IONOS and Digital Ocean environments - Virtualization with Proxmox, ESXi, vSphere, and KVM - Containerization using Dockers - Project management in various methodologies such as Extreme programming, Agile, Iterative, Waterfall, Prototyping, and Scrum - Software and hardware product development covering all phases of product life cycle - Secure networking software development for routers, switches, and network appliances in IPv4 and IPv6 network stacks - Software testing automation and Continuous Integration (CI) using Gitlab/Github, Jenkins, Robot Framework, Selenium - Risk assessment, Penetration testing, Disaster Recovery, Compliance and Interoperability testing, Performance and Capacity testing and High Availability deployment, management - Web Services, Application and network design, deployment, monitoring, and management - Managed Services Provider support and deployment, Connectwise suite(Manage, RMM, Perch), Bitdefender, Webroot, Auvik - Asset management, Document and Source Code control - Human resource training, career and life coaching

I am a Senior Linux Systems Administrator with extensive experience managing and maintaining enterprise-grade Linux server infrastructures, web hosting environments, and mission-critical information systems. I specialize in Linux server administration, cPanel/WHM management, Cloudflare security integration, DNS administration, database optimization, server hardening, backup management, and disaster recovery. My expertise includes ensuring high availability, security, and performance of servers supporting thousands of users and business-critical applications. Throughout my career, I have successfully administered on-premises and hosted environments running AlmaLinux, CentOS, Ubuntu, Apache, Nginx, PHP, MySQL/MariaDB, and related technologies. I have managed server migrations, implemented security best practices, optimized web application performance, configured Cloudflare WAF and CDN services, and maintained reliable backup and recovery strategies. My experience also extends to network administration, MikroTik integration, SSL/TLS management, email infrastructure, and DNS services. In addition to server administration, I have supported and maintained large-scale information systems including student information systems, human resource management systems, payroll systems, finance systems, and web applications used by educational institutions and organizations. I am committed to delivering secure, stable, and scalable infrastructure solutions while providing excellent technical support and proactive system management. Core Competencies Linux Server Administration (AlmaLinux, CentOS, Ubuntu) cPanel/WHM Administration Cloudflare Security, WAF, CDN, and DNS Apache and Nginx Web Server Management MySQL/MariaDB Administration and Optimization PHP and PHP-FPM Performance Tuning Server Security Hardening and Malware Prevention Backup, Disaster Recovery, and Data Restoration DNS Management and Email Configuration (SPF, DKIM, DMARC) SSL/TLS Deployment and Certificate Management Network Administration and MikroTik Configuration WordPress Hosting and Performance Optimization Server Monitoring and Troubleshooting Infrastructure Planning and System Maintenance I am passionate about helping organizations build reliable, secure, and high-performing IT infrastructures that support their operational and business objectives.