Robert S.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Strongly motivated network security expert with extensive experience of designing, implemeneting, troubleshooting and documenting complex security architectrures in multiple projects having global scale at companies such as Cisco, Capgemini. Eager to share knowledge and discuss IT and networking technologies with others. Keen on broadening knowledge about network and cloud security. Experienced with vedors/devices: ● Routing: Cisco ASR, Cisco ISR, MikroTik, Cisco Nexus ● Switching: Cisco Nexus, Cisco Catalyst, Juniper, FortiSwitch ● Security: FortiGate, FortiManager, FortiAnalyzer, FortiAuthenticator, Palo Alto, Checkpoint, Cisco ASA, Cisco FTD, pfSense, Sophos ● LB: AVI ● Cloud networking: AWS, OCI Certifications: NSE4 RHCSA RHCE CCNA Cloudflare Accredited Configuration Engineer Cloudflare Accredited Solutions Architect