Parvej K.

Hi, I'm a dedicated Cisco Certified Network Engineer with CCNA and CCNP certifications, specializing in designing, implementing, optimizing, and troubleshooting robust enterprise and SMB networks.With hands-on experience in Cisco routing and switching technologies, I help businesses build secure, scalable, and high-performance network infrastructures that minimize downtime and support business growth. Whether you need a new network deployment, migration to SD-WAN, firewall configuration, VPN setup, or ongoing network support, I deliver reliable solutions tailored to your requirements.What I Offer:Network Design & Implementation: LAN/WAN/MAN design, VLANs, inter-VLAN routing, STP, EtherChannel, and advanced routing protocols (OSPF, EIGRP, BGP) Cisco Infrastructure: Configuration and management of Cisco routers, switches (Catalyst, Nexus), wireless controllers (WLC), and Meraki devices Security & Firewalls: Cisco ASA, Firepower, ACLs, VPN (Site-to-Site & Remote Access), and network security best practices Troubleshooting & Optimization: Rapid diagnosis and resolution of complex network issues, performance tuning, and QoS implementation Automation & Monitoring: Basic network automation with Python and Ansible, plus tools like SolarWinds, PRTG, and Cisco DNA Center I am passionate about delivering zero-downtime migrations, enhancing network security, and reducing operational costs through efficient designs. Previous projects include full network overhauls that improved uptime to 99.99% and reduced latency significantly.I'm available for short-term gigs, long-term support contracts, or one-time consulting projects. Let's discuss how I can help strengthen your network infrastructure — feel free to message me with your requirements!Certifications:Cisco Certified Network Associate (CCNA) Cisco Certified Network Professional (CCNP) – Enterprise Key Skills: Cisco CCNA, CCNP, Routing & Switching, BGP, OSPF, EIGRP, VLAN, VPN, Firewall, Network Security, SD-WAN, Packet Tracer, GNS3, Wireshark