Hello, I'm Tun Nyein

About Me

Hi, I’m Tun Nyein — Cloud and DevOps Engineer transitioning from 10+ years of IT system and network administration into cloud platforms, automation, and containerized environments. I specialize in AWS, Terraform, Kubernetes, CI/CD, and automation. I’m passionate about simplifying infrastructure with Infrastructure as Code, containerized workloads, and DevOps best practices.

Professional Experience

IT Officer - ADRA Myanmar (Aug 2024–Present)

International Non-Governmental Organization (INGO)

Designed and implemented secure cloud collaboration platforms using Microsoft 365 and SharePoint.
Improved infrastructure reliability by automating routine IT workflows and strengthening backup practices.
Produced IT documentation, SOPs, and training materials to improve staff adoption and system usage.
Enhanced data security and availability through Nextcloud backup management and endpoint protection.
Provided technical support and delivered IT training that improved digital literacy across the organization.

ICT Specialist - International Committee of the Red Cross ( June 2019–2024)

International Non-Governmental Organization (INGO)

Managed hybrid on-premise and cloud infrastructure across multiple field sites, ensuring high availability.
Integrated VPN solutions and cloud connectivity with AWS to support secure remote access.
Collaborated with global ICT architecture teams to align local infrastructure with international standards.
Managed network, server, and power system operations, improving performance and reducing outages
Ensured cybersecurity compliance and supported technical response during field operations.

IT Officer - International Rescue Committee ( May 2018–2019)

International Non-Governmental Organization (INGO)

Delivered IT, network, and system support for multiple field locations with high service availability.
Implemented endpoint protection, backup solutions, and monitoring for critical systems..
Supported global IT teams to standardize infrastructure, improve security, and streamline operations.

Network Engineer - Golden Key Family Farmer Group (May 2012–2018 )

Argiculture Company Limited (INGO)

Designed and maintained enterprise network infrastructure supporting SAP business operations.
Managed Active Directory, DNS, DHCP, VPN, firewall, and server systems to ensure secure operations.
Monitored and optimized WAN/LAN performance across headquarters and branch offices.
Installed and maintained servers, NAS, PABX, CCTV, and other ICT equipment.
Created system architecture documentation and conducted user training on safe IT practices.

Technical Skills

Cloud Platforms : (AWS and Azure)
Containerization & Orchestration: (Docker,Kubernetes & Helm)
IaC: (Terraform and Cloudformaion)
CI/CD : (GitHub & Gitlab)
Linux & Windows Administration
Network Administration
Monitoring & Observability: (AWS CloudWatch, Datadog, Grafana, Prometheus)
Microsoft Office 365 Administration

Projects

BookInfo Microservices on ECS Fargate with Cloud Map

Designed and deployed the Istio BookInfo application on AWS ECS Fargate, leveraging Cloud Map for DNS-based service discovery and an Application Load Balancer (ALB) for frontend access.

View on Github →

Portfolio/Resume Website

Deployed a fully serverless portfolio/resume website on AWS, featuring S3-hosted frontend, CloudFront for global delivery, and a serverless visitor counter API. Infrastructure is provisioned via Terraform Cloud with automated CI/CD through GitHub Actions.

View on Github →

AWS-EKS Blue/Green Deployment Strategy with Weighted Traffic

Implemented a multi-cluster Blue/Green deployment strategy on AWS EKS, using ExternalDNS and Route 53 Weighted Routing for zero-downtime traffic shifting and strong access control via EKS Access Entries and RBAC.

View on Github →

AWS SSM Session Manager with S3 Logging

Secure EC2 management using AWS Systems Manager (SSM) with automated session logging to S3 for full auditing and accountability.

View on Github →

Static Website Hosting: S3, CloudFront CDN, and HTTPS (SSL)

Configured high-performance static website hosting via S3 and CloudFront Global CDN. Secured the content delivery pipeline with AWS Certificate Manager (ACM) SSL/TLS, ensuring low latency and improved global edge caching.

View on Github →

Secure EC2 Management without VPC Endpoints via AWS SSM

Implemented SSM automation for EC2 instances residing in private subnets without relying on VPC Endpoints, demonstrating standard SSM workflows using public service endpoints and managed NAT connectivity.

View on GitLab →

AWS Intra-Region and Cross-Account VPC Peering

Established secure network connectivity and routing between VPCs across different regions (Inter-Region) and accounts (Cross-Account). Developed the necessary peering connections, subnets, and route table entries via Terraform.

View on Github →

Certifications

Get in Touch

I am available through the following channels:

📧 Email: tunnyein.ict@gmail.com

💼 LinkedIn: Connect on LinkedIn

💬 WhatsApp: Message Me