Sergio K.
Network Engineer
10+ years of extensive hands-on experience in network engineering, security, management, and operations support. Strong knowledge of LAN/WAN technologies such as routers/switches, firewalls, and load balancers. Currently managing a global 24x7x365 large scale network for Refinitiv (former Reuters) Excellent communication skills with the ability to interface at all levels. A team player who also can work well independently. • Routers and Switches – Cisco, Juniper, Mikrotik, Ruckus • Firewall Checkpoint, Cisco, Palo Alto, Netscreen, Mikrotik • Load Balancers – Cisco, F5, Infoblox • Networking including LAN/WAN and Security technologies • Support and Implementation of wifi/radio systems such as Ruckus, Airspan, Mimosas, Ubiquiti, Baicells, Telrad • Routing Protocols: BGP, OSPF, EIGRP, IGRP, RIP, IS-IS, TCP/IP, MPLS • Project Management • Strong planning skills • Network Administration, Support • IT Operations • Disaster Recovery • Strong verbal and written communication skills • Extremely detail oriented
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $36k
Billed in all: $377,345$377k
$36k in the last 6 months
Across 5 contracts
Earnings, last 30 days
Skill rankings: #1 in 2 skills of 11
Rarest: top 0.88% in Cisco Router, of 228. Ranked by MRR among everyone on Upwork with the skill.
- F5, Inc.16 freelancers · 🇧🇷 #1Top 6%🇧🇷#1 of 1
- JNCIA-Junos7 freelancers · 🇧🇷 #1Top 14%🇧🇷#1 of 2
- Cisco Router228 freelancers · 🇧🇷 #1Top 0.88%🇧🇷#1 of 2
- Load Balancing101 freelancers · 🇧🇷 #1Top 2%🇧🇷#1 of 1
- Juniper67 freelancers · 🇧🇷 #1Top 3%🇧🇷#1 of 2
- Check Point26 freelancers · 🇧🇷 #1Top 8%🇧🇷#1 of 1
- Cisco Certified Network Associate223 freelancers · 🇧🇷 #1Top 1%🇧🇷#1 of 2
- MikroTik77 freelancers · 🇧🇷 #1Top 4%🇧🇷#1 of 2