Md. Hafizur Rahman

System & Cloud Engineer

RHCSA · AWS Certified · 5.5+ years in network operations, cloud infrastructure, and Kubernetes. Passionate about automation, high availability, and DevSecOps.

Hire me

5+ years exp.

2 vendor certs

Core expertise

Cloud · Linux · automation · orchestration

AWS

EC2, VPC, S3, IAM, CloudFront, RDS

Linux / RHEL

RHCSA, RHEL, CentOS, Ubuntu, SELinux

Kubernetes

Pods, Deployments, Ingress, Helm, GitOps

IaC

Terraform, Ansible, CloudFormation

Monitoring

Prometheus, Grafana, Nagios, Cacti

Security

Zero-trust, IAM, OPA, mTLS

Experience

Network operations · cloud engineering

2024 – now

Engineer Network Operations

Genuity Systems Ltd. · Dhaka

Managing large-scale network and cloud infrastructure, ensuring high availability, and automating operational tasks with Ansible and Python.

AWS Ansible Linux

2023 – 2024

Support Engineer NOC (A2P SMS)

Infozillion Teletech BD Ltd. · Dhaka

Operated and maintained A2P SMS platform infrastructure, monitored systems via Grafana/Prometheus, and resolved critical incidents.

Grafana Prometheus Linux

2021 – 2023

Support Engineer NOC (ISP)

Tuhin Enterprise · Dhaka

Managed ISP core network, Linux servers, virtualization (VMware, Proxmox), and implemented monitoring solutions.

VMware Proxmox Nagios

2020 – 2021

Jr. Support Engineer NOC

Amarnt System (Central Zone ISP) · Dhaka

Provided first-line support, configured network devices, and maintained Linux-based infrastructure.

Linux Networking

Vendor certifications & training

Official vendor certifications · specialized training

RHCSA

Red Hat Certified System Administrator

Red Hat Certified

AWS Certified Solutions Architect

Amazon Web Services (Associate)

AWS Certified

RHCE

Linux Pathshala · 4 months

Training

CKA

bongoDev · 2 weeks (day-long)

Training

CCNA

New Horizon Computer Learning Center · 3 months

Training

IT Support Technician

Sherpur Technical School & College · 4 months

Training

Key projects

Cloud, Kubernetes & automation

AWS HA Infrastructure

Designed and deployed highly available architecture using EC2, Auto Scaling, Load Balancers, VPC, and S3.

AWS Terraform

K8s 3‑tier deployment

Deployed stateful & stateless applications on Kubernetes with Ingress, Persistent Volumes, and blue‑green strategy.

Kubernetes Helm

Grafana · Prometheus stack

Built real‑time dashboards and alerting for infrastructure health, integrated with AWS and on‑prem systems.

Grafana Prometheus

Let’s work together

hafizurrahman.cse2000@gmail.com

+880 1733-659094

Dhaka, Bangladesh