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Keith R.
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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.

🇿🇼Harare, Zimbabwe$90/hr100% JSS5.00 (11)Since Jun 2017

Earnings and projects

MRR (estimate)
≈$5.3k

An estimate from an earlier read

World#4,910 / 412k
🇿🇼Country#2 / 207
Revenue, last 30 days
$4.5k

Last 6 months: $32k

World#6,384 / 412k
🇿🇼Country#2 / 207
Total earnings
$244k

Billed in all: $254k

World#11,187 / 412k
🇿🇼Country#3 / 207
Per project
$30k

$16k in the last 6 months

World#2,804 / 412k
🇿🇼Country#2 / 207
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇿🇼Country#30 / 207
Projects in all
8

Across 18 contracts

33% fixed67% hourly
World#223,560 / 412k
🇿🇼Country#70 / 207

Earnings, last 30 days

$254k+$4.5k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$247.5k$250.0k$252.5k$255.0kOct 8Oct 23Nov 7

Dotted: longer than usual between two readings.

Skill rankings: #1 in 1 skill of 15

Rarest: top 0.55% in Data Scraping, of 8,783. Ranked by MRR among everyone on Upwork with the skill.

  1. 1MikroTik RouterOS69 freelancers · 🇿🇼 #1Top 1%
  2. #4VMware vSphere123 freelancers · 🇿🇼 #1Top 3%
  3. #6Business with 1-9 Employees545 freelancers · 🇿🇼 #1Top 1%
  4. #20NGINX1,116 freelancers · 🇿🇼 #1Top 2%
  5. #41System Administration1,828 freelancers · 🇿🇼 #1Top 2%
  6. #48Data Scraping8,783 freelancers · 🇿🇼 #1Top 0.55%
  7. #56Linux3,038 freelancers · 🇿🇼 #1Top 2%
  8. #65Azure DevOps2,096 freelancers · 🇿🇼 #1Top 3%