MD Rashed Chowdhury, Cloud Engineer

About

I am an expert Cloud/System/Virtualization/Infrastructure Administrator, boasting advanced knowledge, skills, and experience that I am eager to leverage. My passion for automation is matched by my capability to manage both basic and advanced System/Site/Infrastructure reliability tasks. I am enthusiastic about contributing my comprehensive skill set to your dynamic team, ensuring that we achieve exceptional results together.

Experience

Pipeline Co. Ltd.

Nov 2020 – Present

Dhaka, BGD

Solution Engineering Manager

▪ Leveraged a wide array of AWS services, such as EC2, VPC, EFS, Lambda, Route53, RDS, CloudWatch, CloudTrail, ELB, ACM, and AWS Client VPN. ▪ Enhanced system reliability by architecting and implementing AWS cloud security measures, including IAM roles and policies, MFA, ClouTrail, Security Groups and EntraID SSO for AWS. ▪ Effectively optimized AWS billing using Cost Explorer, Budgets, Reserved Instance savings plans to reduce and save the company's cloud costs. ▪ Managed several virtual platforms like, Vultr, Neutrix, SSDNodes, Hyper-V, Prosmox VMWare ESXi to ensure a robust and scalable infrastructure. ▪ Worked with Development Team on Python, NodeJS, Gunicorn, Redis, Celery, Grok and PostgreSQL based application and developed Threat Detection & Response solution with DNS RPZ and leveraging Threat Intel Platform; and SaaS project using Pegasus & Kafka on EKS cluster. ▪ Worked with DevOps and Development Team on CI/CD pipelines process and Infrastructure and product deployment automation using Bash, Python and Ansible. ▪ Ensured PoC and Production deployment process and provided technical support & solutions with RFO to global customers (tech & non-tech) and over Email, Freshdesk and Zoho desk and maintained effective communication with stakeholders. ▪ Application performance tuning & system health monitoring using Grafana and Zabbix Dashboard, automated critical events alert process through collaboration Tools: Microsoft Teams and Slack. ▪ Overseeing company’s key digital assets and handling vital services including Microsoft Office365, Confluence, Git, Zoho Cloud etc.

ADN Telecom Ltd.

Oct 2013 – Sep 2019

Dhaka, BGD

Assistant Manager, Core Technology

▪ Implemented, configured and managed servers (RHEL, CentOS, Ubuntu, Windows, FreeBSD) in physical, virtual and cloud environments. ▪ Implemented and managed virtualization platforms such as VMWare, Prosmosx and Hyper-V for resource allocation, provisioning and optimization, and I also worked on private cloud deployment project in on-premises datacenter including manageability. ▪ Worked with network almost all popular network protocols such as DNS, DHCP, TCP/IP, IPv4-IPv6 (dual stack), VPNs, Firewalls, ACL, Iptables, VLAN, Interface bridging and sub-interfacing etc. ▪ Implemented DNS servers (BIND9, Unbound) and managed large amount of authoritative and recursive traffic on master-slave models ensuring security and protecting DNS poisoning. ▪ Worked with several email services like Postfix, Sendmail, EXIM including managed email solutions such as Zimbra, Glowhost and CommunigatePro. ▪ Worked with cPanel and WHMCS based managed hosting solution and managed domain registration including DNS hosting on OnlineNIC, NetSol, GoDaddy etc. ▪ Maintained robust database systems with MySQL, PostgreSQL, MSSQL for ERP, Ticketing System, and Apache2, NGINX, HA Proxy (Squid, PeerApps) etc. ▪ Managed bandwidth and network traffic using ET & Procera for BWMGR & DPI, enhancing network efficiency, Integrated authentication. ▪ Implemented company’s core network monitor systems Solarwinds, Cacti, Smokeping; also worked with Zabbix, Nagios, SNMPc and CA Spectrum. ▪ Ensured data integrity with scheduled backups using crond, TFTP, XAMPP, and XShell for Cisco, Mikrotik, and Juniper network devices

Bangladesh Online Ltd. (BEXIMCO Group)

Oct 2010 – Sep 2013

Dhaka, BGD

Executive, Tech Support

▪ Deployed large number of mail servers using Postfix and Zimbra and integrated MailScanner and ClamAV for multidomain mail server environments. ▪ Configured and maintained wireless broadband, VPNs, and Cisco routers to ensure robust network connectivity and provide on-call and on-site customer technical support and solutions. ▪ Established radio connectivity using Tango, Canopy, and Nano devices, as well as managing Ethernet+E1, IPLC, and data connectivity. ▪ Worked in Pfsense UTM installation, configuration, and troubleshooting, ensuring comprehensive network security and performance.

Education

Jahangirnagar University, Savar, Dhaka, Bangladesh

Sep 2014 – Dec 2015

M.Sc., Computer Science

Ahsanullah University of Science & Engineering, Dhaka, Bangladesh.

Sep 2003 – Jan 2008

B.Sc., Computer Science & Engineering

MD Rashed Chowdhury

Cloud Engineer

Skills

Languages