> System & Network Engineer
Nabin Dhungana
Aspiring Cloud Solutions Architect. Engineering reliable infrastructure, secure networks, and scalable cloud systems.
- Domain
- Network
- Systems
- Windows · Linux
- Cloud
- Azure · AWS
- Security
- Network Sec.
status
System & Network Engineer
/expertise
Engineering today's infrastructure, architecting for the cloud.
System & network engineering across networking, systems, cloud, and cybersecurity.
01 / 5
Networking
Designing, implementing, and troubleshooting enterprise networks.
- Network Administration
- TCP/IP & IP Addressing
- Routing & Switching
- Inter-VLAN Routing
- Wireless Networking
02 / 5
Systems & Infrastructure
Administering servers and operating systems across physical and virtualized environments.
- System Administration
- Windows & Linux
- Virtualization
- Infrastructure Troubleshooting
- Patch & Lifecycle Management
03 / 5
Cloud & Virtualization
Designing and securing cloud and virtualized infrastructure, applied on Azure and AWS.
- Cloud Infrastructure
- Virtual Networking
- Subnet Segmentation
- IaaS Compute
- Observability & Monitoring
04 / 5
Cybersecurity
Securing networks and infrastructure with awareness of modern threats.
- Cybersecurity
- Network Security
- Security Hardening
- Identity & Access (RBAC)
- Zero-Trust Fundamentals
05 / 5
IT Operations & Technical Support
Day-to-day reliability, documentation, and hands-on problem solving that keeps infrastructure running.
- Infrastructure Design
- Backup & Recovery
- Documentation
- Technical Problem Solving
~/infrastructure #
view full expertise.../domains
Professional domains.
Five overlapping areas where I work hands-on — from the physical layer to the cloud.
01
Network Engineering
Designing, implementing, and troubleshooting enterprise networks — LAN switching, routing, and Layer 2 security.
02
Systems Administration
Administering servers and operating systems across physical and virtualized environments, focused on availability.
03
Cybersecurity
Securing networks and infrastructure with awareness of modern threats, defense-in-depth, and least privilege.
04
Cloud Infrastructure
Designing and securing scalable cloud infrastructure on Microsoft Azure, on the path toward cloud architecture.
05
Infrastructure & IT
End-to-end engineering of the systems, networks, and tools that keep organizations running.
/projects
Selected infrastructure work.
Hands-on designs across enterprise networking and Azure infrastructure.
Enterprise Campus Network Architecture
networkingEnterprise three-tier campus network architecture demonstrating enterprise networking design and implementation.
- VLAN
- Inter-VLAN Routing
- OSPF
- HSRP
- EtherChannel
- Dual ISP
Azure Enterprise Infrastructure Architecture
cloudEnterprise-style Microsoft Azure infrastructure architecture focused on secure cloud networking and infrastructure services.
- Azure Virtual Network
- Subnet Segmentation
- Azure Bastion
- Windows Virtual Machine
- Linux Virtual Machine
- Network Security Groups
/approach
Engineering approach.
Principles that guide how I design, build, and operate infrastructure.
01
Reliable by design
Infrastructure should keep working without someone watching it — redundancy, monitoring, and verified recovery paths come first.
02
Secure by default
Security is engineered in — least privilege, segmentation, and defense-in-depth — rather than bolted on afterward.
03
Simple over clever
The best solution is the one the next engineer can pick up and operate. Clear, documented, and boring where possible.
04
Continuously learning
Cloud and networking change quickly. Certification paths and hands-on labs are how I keep fundamentals sharp.
/insights
Insights.
Technical write-ups are published here as they are written.
No articles published yet
The publishing system is ready — first article will appear here.
/credentials
Credentials.
Certifications in cloud and cybersecurity.
- Microsoft Certified: Azure Fundamentals (AZ-900)Microsoft
- Microsoft Certified: Azure Administrator Associate (AZ-104)Microsoft
- Google Cybersecurity Professional CertificateGoogle · 2025
- Aviatrix Certified Engineer – Multicloud Network AssociateAviatrix · September 2025
- Red Hat System Administration I (RH124)Red Hat · June 2025