Keith R.

Senior Systems Engineer | Network, Security, Systems, Automation, AI

Overview: I’m Keith; a versatile, jack-of-all-trades engineer with over 15 years of experience cutting through complexity across networking, security, systems administration, automation, and cloud environments. I don’t just specialize in one area; I bridge the gaps between infrastructure layers and disciplines. When your network, servers, firewalls, cloud services, or automation pipelines hit a snag, I’m the Swiss Army knife you call to troubleshoot, optimize, and solve fast. What I Bring: 🔧 Swiss Army Knife Troubleshooting I dive deep into problems - from packet flows and routing quirks to configuration scripts and cloud policies. No mystery is too tangled; I deliver precise, durable fixes that get your infrastructure humming again and prevent repeat fires. 🌐 Networking & Security Cisco (IOS, Nexus, ASA, Firepower), Dell, Fortinet (NSE4 candidate), Sophos XG, MikroTik, PFSense, OPNSense, VyOS, Huawei Mastery of IPv4/IPv6, OSPF, BGP, MPLS, VPLS, QoS, ACLs, AAA/TACACS, RADIUS Enterprise & ISP-scale architectures with deep hands-on experience ☁️ Cloud & Automation Azure (6+ years, Tier 3 MS Founders Benefits), AWS, GCP expert in hybrid & secure cloud networks Python automation veteran (8+ years), PHP, C#, VB.NET, PCSoft WinDev Infrastructure as code, orchestration, self-healing scripts, API integrations 🖥️ Systems Administration Linux (Debian, Ubuntu, CentOS, Arch) & Windows Server (2003–2024) guru Virtualization: VMware ESXi, Hyper-V, Proxmox, KVM Web servers: NGINX, Apache, IIS Monitoring, backups, and network management tools 📞 VoIP & Telecom Asterisk, FreePBX, Cisco CUCM/CUBE, 3CX, Metaswitch, Twilio, Kazoo SIP trunking, call center automation, provisioning, billing systems Why $90/hr? I don’t waste your time googling or delivering half-measures. My broad skill set and deep experience mean faster delivery, fewer surprises, and solutions that actually scale and last. If you want a single engineer who handles the full stack from routing to coding, from cloud to core infrastructure, I’m your best bet. Availability: Based GMT+2 with flexible scheduling. Available for project-based work or retainer agreements. I bring a network of expert engineers for bigger projects. Let’s get your infrastructure working smarter, faster, and more reliably.