Systems, Networking & Cloud Engineer
Passionate about constructing scalable enterprise networking topologies, automating Linux & Windows Server environments, provisioning AWS cloud infrastructure, and safeguarding systems with robust security frameworks.
Systems & Cloud Specialist
I am Lanh UN, an IT student specializing in SNAC (Systems, Networking & Architecture / Cloud). My focus is centered on architecting robust corporate infrastructure, configuring secure routing and switching topologies, and deploying cloud-native environments.
Proficient in Cisco IOS, VLAN segmentation, OSPF/BGP dynamic routing protocols, and firewall rules.
Experienced in provisioning AWS EC2, S3, Docker containers, Nginx proxies, and Linux Bash automation.
Core technical competencies across Network Architecture, Server Administration, Cloud Infrastructure, and Cyber Security.
Cisco IOS, Routing & Switching, VLANs, OSPF, BGP, STP
Linux (Ubuntu/Debian), Windows Server, Active Directory, Bash
AWS EC2, S3, VPC, Docker Containers, Nginx Reverse Proxy
Wireshark, Firewall Policies, VPNs, Snort, Network Security
Enterprise lab configurations and cloud deployments completed by Lanh UN.
Architecture of a medium enterprise topology featuring VLAN segmentation, Inter-VLAN routing, OSPF, EtherChannel, and HSRP High Availability redundancy.
Automated web application deployment on AWS EC2 using Docker containerization, Nginx reverse proxy, and Let's Encrypt SSL/TLS certificates.
Linux Ubuntu enterprise server integrated into a Windows Active Directory domain controller for LDAP user authentication, DNS/DHCP, and Samba shares.
Professional credentials and certifications achieved by Lanh UN
Routing & Switching Enterprise
Verified CredentialAssociate Cloud Architecture
Verified CredentialSystems & Network Security
Verified Credential