##Upwork Expert-Vetted - Top 1% of Talent## Heavy experience working NIST 800-53, NIST 800-171, SOC 2, HIPAA, FedRAMP, RMF and CMMC security controls and documentation. AWS architecture and implementation, DevSec(Ops), SDN, Windows/Linux systems administration, ESXi/VMware builds/upgrades, root-cause analysis on infrastructure including networks, enterprise endpoint product test and eval, test case builds. Throughout my 15 years I've seen and touched almost everything. Very efficient, communicative and thorough.

I have 15 years of experience into Network consulting and selection of the right vendor as per the requirement. The consulting approach includes :- Designing Deployment, Support, Presales and sales of Wireless, Network, and Security in my professional career. Couple of Projects executed as Freelancer for Cisco Wireless (WLC, ISE) , Arista/Mojo wireless Aruba wireless (Aruba Central, MM & MC and Clearpass NAC) , Mikrotik Edge Router, Ubiquiti UAPs and Edge Router. Huawei Wireless controllers. Palo Alto, Sonicwall and Fortigate Firewall configuration. CCTV camera and control room set up for large campuses and smart cities. Certifications and courses have done:- CCNA certified, Attended the CWNA and CWDP, SD-WAN,Palo Alto course. I conducted Corporate training on wireless technologies.

#AWS, #Azure, #VMware #ManagedCloudServices (#MSP) #ServerAndEmailMigration #SLA 24/7/365 #Office365 Administration, #Exchange Administration #AWSDevOps, #AzureDevOps #ServerAdmin #BackupSolutions, ,#ConnectWise #SolarWinds #ManageEngine #NinjaRMM #Kaseya #Atera #Automate #MSP PROFESSIONAL SYNOPSIS: A competent professional with over 10+ years of extensive experience in IT Infrastructure Planning & Management, Windows Servers, Networking, System Administration, server support, Data Center Support, Enterprise Antivirus management, Backup Management (Windows Backup, Symantec Backup Exec, Acronis Backup and Other Tools). Windows Server, Production server, Active Directory, Print server, Exchange Server2010, DNS Server, DHCP Server, Web Server, Linux (Cent-OS, RHEL). SKILLS & EXPERIENCE: - Microsoft Server 2016. 2012, 2012 R2, 2008, 2008R2 with Active Directory Services and DNS server Management. - Microsoft files Server and print server management. - Micosoft Group policy management. - Virtualization using Microsoft HyperV Platform and VMWARE platform. - Backup Management (Symantec Backup and Acronis). - Microsoft Exchange server management. - Webhosting and webserver management. - Managing Linux Mail Server (Postfix with Mail filtering solutions). - Remote Access Server & site to site VPN management.

👀 Looking for an expert Cloud and Infrastructure Consultant with real-world hands-on experience ✅ Facing current challenges, and needing an expert hand? ✅ Need a solution that 𝐫𝐞𝐚𝐥𝐥𝐲 fits your needs and budget ✅ Then look no further! With over two decades of experience, helping organizations of all sizes derive maximum value from their IT systems, and cloud infrastructure. 》》》WHY ME 《《《 Holistic IT Expertise: With over 20 years of experience in IT, I specialize in leveraging the power of cloud platforms to drive business transformation. As the founding director of a Managed Service Provider (MSP) and Cloud Service Provider (CSP), I’ve led cloud consulting and engineering initiatives across diverse industries, including legal, healthcare, distribution, and recruitment. Strategic IT Consulting: My extensive consulting background equips me with the insight and skill to not only solve your IT challenges but also provide strategic guidance that aligns with your IT goals. Cloud Migration Expertise: With a strong background in cloud migrations, I possess the know-how to smoothly transition your systems, minimizing disruption and ensuring data integrity. 》》》WHAT I PROMISE AS AN EXPERT CLOUD ENGINEER《《《 ✅ Expert Guidance: With years of experience in designing and implementing cloud solutions, I bring hands-on expertise in Azure and AWS engineering. From infrastructure setup to application deployment, I handle the technical complexities to ensure a seamless migration and robust environment. ✅ Strategic Cloud Architecture: A successful migration starts with a solid foundation. I assess your existing systems and business objectives to design scalable, secure, and efficient cloud architectures, leveraging cloud services like Azure Virtual Machines, AWS EC2, RDS, etc.. ✅ Data Integrity and Security: Your data is your most critical asset. I implement secure migration pipelines, ensure compliance with industry standards, and prioritize data integrity throughout the process, from storage configurations to network security. ✅ Performance Engineering and Optimization: Beyond migration, I focus on fine-tuning your cloud environment, optimizing resource allocation, load balancing, and leveraging serverless computing where applicable. My goal is to deliver a high-performing, cost-effective infrastructure that scales with your needs. ✅ Technical Problem-Solving: I have extensive expertise in troubleshooting and resolving complex issues, often getting to the root cause quickly, due to my diverse experience across various platforms, technologies and industries. 》》》I HAVE STRONG EXPERTISE IN 《《《 - Azure & AWS Cloud - Virtualization - Automation - VDI Enviroments (Remote Desktop/Azure Virtual Desktop/Amazon Workspaces) - Microsoft 365 (formerly Office 365) - Email and Microsoft Exchange - Firewalls - Networking - Cisco ios, ASA & Firepower - Windows Server - Active Directory - SSL Certificates - Email Migrations - Veeam Backups - VoIP & Teams Telephony - ITIL Documentation - Much more, just ask.… Connect with me for an initial consultation. Let's embark on a journey to amplify your IT capabilities. I am just a message away! ☎️

I’m a specialist in Network Security, OSINT, Dark Web Monitoring, Reverse Engineering, Python Scripting, Automation, Malware Analysis, Malware Removal, Software Testing and Code Refactoring. I also deliver secure and reliable web development solutions. Services I Provide: - Network Security & Penetration Testing: audits, vulnerability assessments, malware analysis, malware removal - SIEM & Incident Response: log monitoring, threat detection, rapid response - OSINT, Dark Web Monitoring & Digital Forensics: investigations, digital footprint analysis, dark web searches and exposure monitoring, forensic evidence collection and analysis. - Python Automation & Scripting: web scraping, data collection, workflow automation - Programming Languages: html, css, javascript, php, mysql, c++, c - Software Testing & QA: functional, security and performance testing - Secure Web Development: web apps with security-first design - Network Simulation & Configuration: cisco packet tracer, gns3 I provide clear communication, actionable reports, and practical solutions. Let’s secure your systems, automate tasks or build your next web project!

Mid-Senior DevOps | AI Engineer I design and operate production infrastructure while building AI-powered systems that integrate directly into real business workflows. My work spans cloud architecture, Linux systems, CI/CD, Kubernetes, Supabase, Cloudflare, and scalable backend infrastructure ,alongside AI integrations using Claude, ChatGPT, MCP servers, and custom automation pipelines. Core Expertise DevOps & Cloud Infrastructure (AWS, GCP, Azure, Hetzner) Kubernetes, Docker, CI/CD pipelines Linux server administration & automation Cloudflare, reverse proxies, DNS, SSL, networking Supabase & PostgreSQL platforms AI integrations with Claude & ChatGPT MCP server development & tool-calling systems API integrations & workflow orchestration Infrastructure security, staging, backups, and production hardening Recent Projects Built a production MCP server connecting ServiceM8 with Claude AI using 14 operational tools Managed a multi-server WordPress infrastructure fleet with 21 production websites Architected a multi-tenant Supabase platform for UK property compliance workflows Deployed and secured cloud environments with automated backups, staging systems, and CI/CD pipelines Implemented AI-powered workflows integrating external APIs, databases, and operational systems I work comfortably across the full stack of modern infrastructure and AI systems — from provisioning servers and securing production environments to building intelligent integrations that automate business operations. If you need someone who can both architect reliable infrastructure and build production-ready AI systems on top of it, let’s discuss your project.

🔧 Telecommunications Systems Engineer 🔧 With over 6 years of hands-on experience in the telecommunications industry, I offer a blend of technical proficiency and strategic problem-solving skills. My journey in the field has seen me collaborating with top-tier Telecommunication Service Providers (TSPs) and Managed Service Providers (MSPs) across Canada, Australia, the United States, and the United Kingdom. 🌐 Expertise Highlights: Network Support & Optimization: Proficient in troubleshooting a wide array of network connectivity issues, ensuring seamless operations for wired and wireless connections. VoIP & SIP Technologies: Adept at configuring and troubleshooting VoIP handsets, SIP endpoints, and orchestrating PBX call flow setups. System Maintenance & Automation: Skilled in maintaining server infrastructure, conducting routine maintenance, and developing scripts for task automation. Technical Support Excellence: Known for delivering exceptional customer service and resolving complex technical issues promptly, ensuring minimal disruption to operations. Project Management: Demonstrated ability to manage projects effectively, from initial planning stages to execution, ensuring timely delivery and client satisfaction. 🚀 Why Choose Me? Comprehensive Skill Set: From Active Directory management to VPN configuration and beyond, I bring a versatile skill set to the table, ready to tackle diverse challenges. Proactive Problem Solver: I thrive in dynamic environments, where quick thinking and adaptability are crucial. My proactive approach enables me to anticipate and address issues before they escalate. Commitment to Excellence: Whether it's managing a team, providing technical support, or implementing security best practices, I am dedicated to delivering results that exceed expectations. 💼 Previous Engagements: Helpdesk Support Engineer at Exelixis Group Corporation (Red-Deer, AB) Operations Centre Technician at Zettagrid Pty Ltd (Perth, WA) Support Engineer at NetONE Solutions (Las Vegas, NV) Provisioning & Support Engineer at Telappliant Pty Ltd (London, UK) Senior Network Support Engineer at Broadband Solutions Pty Ltd (Southbank, Victoria) Ready to leverage my expertise to drive success in your projects. Let's connect and discuss how I can contribute to your telecommunications and systems engineering needs!

If you are looking for a reliable, battle-tested Systems Architect to design, secure, or migrate your core infrastructure with zero downtime, you are in the right place. With over 15 years of hands-on experience (since 2007), I act as a Virtual CTO and Infrastructure Custodian for growing businesses. I do not write application code; I specialize purely in hardcore system administration, enterprise networking, and modern self-hosted infrastructure. --- HIGH-VALUE SOLUTIONS I PROVIDE --- ✔ Private AI & LLM Infrastructure: Companies are moving away from public AI due to data privacy. I deploy secure, on-premise AI environments (Ollama, Dify, Open WebUI) using Docker and Proxmox GPU passthrough so your data never leaves your servers. ✔ Sovereign Cloud & "De-Googling": Expert-level deployments of Nextcloud/Owncloud, Mailcow/iRedMail, and SSO Identity (Authentik/OIDC) to replace expensive Microsoft 365 or Google Workspace subscriptions. ✔ Virtualization & HA Clusters: Proxmox VE (High Availability, ZFS, Ceph), VMware migrations, and bare-metal server partitioning. ✔ Enterprise Security & Networking: pfSense/OPNsense firewalls, Multi-site VPNs, Reverse Proxies (HAProxy/Nginx), and strict server hardening. ✔ SysAdmin & Control Panels: Extensive experience managing web servers, optimizing performance, and handling fleets across cPanel, Plesk, AWS, and Oracle Cloud. --- MY APPROACH FOR LONG-TERM CLIENTS --- I specialize in long-term partnerships. I don't just execute basic commands; I analyze your hardware bottlenecks, implement automated monitoring (Zabbix/Grafana) to prevent issues before they happen, and guarantee stable production environments. Let's discuss how we can build a secure, cost-effective, and scalable system for your business.

Skilled System Administrator and Network Engineer with over 20 years of hands-on experience, adept at organizing networks for single-office environments or multiple offices connected via VPN. I am highly proficient in Unix system administration (Linux and FreeBSD), covering DNS, DHCP, LAMP/LEMP, FTP, SMTP, SNMP, ACLs, firewalls, and NAT, BGP. My expertise also extends to major cloud platforms (AWS, Vultr, DigitalOcean) and virtualization technologies (vSphere, Hyper-V, Proxmox), as well as monitoring tools (Zabbix) and VoIP/IP telephony systems (Asterisk, FreePBX). Here is what past clients have said about my work: - “Pavel was fantastic! My project hit a snag and I needed an FTP server configured quickly. He jumped in immediately, resolved the issue in no time, and answered all my questions in a friendly manner. This guy is a real problem solver!” - “Very smart when it comes to Linux systems—was able to help with our issue.” - “A very skilled and professional expert who solved all additional and unexpected problems with patience. He overdelivered, and I highly recommend working with him!” - “The problem was solved quickly and efficiently.” - “Pavel did a great job tracing the problem and solving it.” - “Pleasure to work with.” I take pride in my ability to quickly diagnose issues, implement reliable solutions, and consistently exceed client expectations.

A seasoned Security and Infrastructure Engineer with experience in on-premises, multi-cloud, and network environments. Skilled in designing, deploying, and securing networks using Palo Alto and Cisco Meraki. Successfully migrated email infrastructure to Office 365, enhancing collaboration and security. Proficient in implementing robust email security measures and maintaining optimal network performance. Recognized for expertise in various cybersecurity frameworks, ensuring comprehensive data protection.