Nhut Phung

• Develop, manage, and own CI/CD pipelines, automation workflows, and shared libraries across Jenkins, GitHub Actions, and Azure DevOps. • Lead the migration from Jenkins with xMake-based builds to GitHub Actions using Hyperspace with Piper native builds. • Act as the primary point of contact for security-related topics, ensuring adherence to industry standards and regulations. • Collaborate closely with development, operations, and product teams to automate processes, reducing manual effort by 40%.

• Developed and maintained CI/CD pipelines using Jenkins Template Engine, JCASC and Harness. • Managed AWS ECS, AWS EKS and Azure AKS using Terraform. • Managed multi-tenant Kubernetes environments with Helm and automated pipelines/workflows using Jenkins, Harness and GitHub Action. • Strengthened application security with SAST (Checkmarx/Snyk), SCA (Sonatype/Snyk), and container scans (Prisma). • Authored production release Runsheets and automated repetitive tasks, cutting manual work by 60%.

• Managed and developed Infrastructure as Code (IaC) using Terraform and Configuration Management (CM) with Ansible. • Implemented and maintained the infrastructure on AWS. • Created Kubernetes manifests for multi-tenant environments (EKS) using Helm charts with Jenkins. • Used Jenkins to develop pipelines for automating CI/CD processes. • Experienced with Policy as Code (OPA) to enhance security. • Understood monitoring and logging with Prometheus and Grafana.

- Provided L3 support for banking customers such as STB and Aldermore, adhering to GDPR - Administered Windows Servers (2008, 2012, 2016), including installation, configuration, and troubleshooting - Managed Windows Server instances on VMware ESX Hosts, customizing VMs and resolving issues - Automated tasks using PowerShell, reducing incident resolution time - Managed patches and monitored system logs using SCCM and SCOM - Supported 24/7 production, handling infrastructure and CI/CD for 25 customers

• Deployed and administered Windows Server systems, boosting uptime by 30%. • Maintained HP DL380 server hardware, reducing downtime by 25% using iLO for troubleshooting. • Improved internal documentation, OS standards, and refresh cycles, increasing team efficiency by 15%. • Streamlined user access in Active Directory, enhancing efficiency by 40%. • Used PRTG Monitor for network troubleshooting, improving reliability by 20%. • Resolved 95% of user issues, enhancing system performance by 30%.

• Provided on-call support for installation and troubleshooting, achieving a 95% first-call resolution rate. • Configured Cisco Switches and Nexus 9K devices, improving network performance by 30%. • Installed, configured, and troubleshot Cisco Routers, increasing network uptime to 99.9%. • Supported and troubleshot VLANs on L2/L3 Cisco Switches and Routers, reducing network latency by 25%. • Used PRTG Monitor to boost network efficiency by 15%. • Completed IP readdressing and upgrades 20% ahead of schedule.

Verified with ZAB for my Bachelor of Engineering at University of Information Systems, Vietnam National University