Khaled
Senior Network and Systems Administrator Firewall VPN Windows Linux
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Senior Network & Systems Administrator
Fiverr • Freiberufler
Dec 2018 - Present • 7 yrs 5 mos
Senior Network and Systems Administrator working remotely with HDCE (Canada), supporting enterprise and SMB client environments. Responsibilities include: • Design, configuration, and troubleshooting of LAN and data center networks • Switch and router configuration (Cisco, HP, Dell, Meraki, MikroTik) • Firewall deployment and security hardening (FortiGate, Juniper, pfSense, OPNsense) • VPN design and implementation (site-to-site and remote access) • Windows Server administration (Active Directory, DNS, DHCP, GPO, RDS) • Linux server administration (Ubuntu, CentOS) • Hyper-V virtualization (setup, HA, replication) • Monitoring and backup solutions (PRTG, Zabbix, Altaro, Veeam) • SAN, storage, DNS, and domain management • PowerShell automation for infrastructure tasks Worked on 2,000+ servers, networks, and workstations, delivering secure, stable, and scalable solutions.
78 Bewertungen
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manishbondale
Wiederkehrender Kunde

Vereinigte Staaten
Excellent
Antwort des Freelancers
kanavgandhi

Indien
Work done was swift and clear! All instructions provided were clearly understood and he’s very knowledgeable. 10/10 would definitely recommend!
manishbondale
Wiederkehrender Kunde

Vereinigte Staaten
Worked well with all the issues and resolved all concerns. Worked late at night to get the job done

alenphp
Wiederkehrender Kunde

Deutschland
Exceptionally skilled seller. Real pleasure to work with.
mohammedsalam11
Wiederkehrender Kunde

Malaysia
On IT projects, the best doctor in Fiver. professional when it comes to project management. I highly recommend him to all of you since he is a fantastic IT professional.
