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AVAILABLE FOR OPPORTUNITIES

Linux System
Administrator.

RHCSA-certified Linux System Administrator with 2+ years of hands-on experience, managing 20+ Linux servers and working with 15+ AWS services across production environments. Experienced in Linux administration, cloud infrastructure, automation, monitoring, patch management and backup operations.

santanu@linux-server:~
santanu@server:~$ whoami
Linux System Administrator

santanu@server:~$ skills
Linux · AWS · Ansible · Azure
Monitoring · Automation · Backup

santanu@server:~$ uptime
2+ years of infrastructure experience

santanu@server:~$ status
Systems operational ✓

santanu@server:~$
0
Years Experience
0
Linux Servers
0
AWS Services
0
Certifications
01 / ABOUT

Infrastructure-minded.
Automation-driven.

Building reliable infrastructure, automating repetitive operations and keeping production systems secure and available.

I am a Linux System Administrator focused on server administration, cloud infrastructure and automation. I have practical experience managing 20+ Linux servers, AWS infrastructure and enterprise monitoring environments.

My work involves Linux troubleshooting, patch management, backup operations, user administration, security hardening, Ansible automation and infrastructure monitoring.

01
Linux Administration RHEL · Ubuntu · LVM · SELinux · SSH
02
Cloud Infrastructure AWS · Azure · EC2 · EBS · IAM · VPC
03
Automation & Monitoring Ansible · Semaphore · Grafana · Zabbix
04
Infrastructure Operations Backup · Patch Management · Troubleshooting
02 / EXPERTISE

Technical Skills

A practical infrastructure stack covering Linux, cloud, automation, monitoring and enterprise networking.

Linux Administration

RHEL, Ubuntu, package management, LVM, filesystem management, SSH, SCP, user/group administration, SELinux and troubleshooting.

AWS Cloud

EC2, EBS, S3, IAM, VPC, Route 53, ALB, Auto Scaling, CloudWatch and cloud infrastructure deployment.

Automation

Ansible, Semaphore, shell scripting, cron jobs, configuration management and repetitive task automation.

Monitoring

Grafana, Zabbix, Observium, SNMP and infrastructure performance monitoring.

Virtualization

VMware, Proxmox and Hyper-V with practical VM deployment, storage and infrastructure administration.

Networking & Security

TCP/IP, DNS, DHCP, VLAN, VPN, OSPF, firewall, Active Directory, GPO and server hardening.

RHEL Ubuntu AWS Azure Ansible Semaphore Grafana Zabbix Observium Proxmox VMware Shell
03 / EXPERIENCE

Professional Journey

Associate System Administrator
mPokket Financial Services Private Limited
Feb 2026 — Present
  • Manage and troubleshoot Linux production servers.
  • Perform server patching, monitoring and operational support.
  • Automate infrastructure tasks using Ansible and Semaphore.
  • Support backup, recovery and infrastructure availability.
  • Monitor systems using Grafana, Zabbix and Observium.
Network Support Engineer
Jupiter Computers · Client: IIT Kharagpur
Jan 2025 — Feb 2026
  • Provided network and infrastructure support.
  • Troubleshot Linux, networking and connectivity issues.
  • Worked with DNS, DHCP, VLAN, VPN and enterprise networks.
  • Supported system administration and user-level troubleshooting.
04 / PROJECTS

Selected Projects

Practical infrastructure projects focused on scalability, automation and operational reliability.

PROJECT / 01

AWS Scalable Web Application

Designed a scalable AWS web application architecture using EC2, EBS, Application Load Balancer, Auto Scaling and Route 53. The architecture focuses on availability, scalability and automated infrastructure provisioning.

AWS EC2 EBS ALB Auto Scaling Route 53
PROJECT / 02

Linux Infrastructure Automation

Built an automation workflow using Ansible and Semaphore for Linux server patching, infrastructure operations, monitoring and backup management across multiple systems.

Linux Ansible Semaphore Grafana Automation Backup
05 / CREDENTIALS

Certifications & Education

Certifications

RHCSA
December 2025 · ID: 250-186-616
RHCSA
AWS Certified Solutions Architect – Associate
August 2026 . ID: 3fcdcdd36e2c4a018b75620f6f4f564c
SAA-C03
Microsoft Azure Fundamentals
April 2025 · ID: wLcM-Fa44
AZ-900

Education

M.Sc. Advanced Networking & Cyber Security
Brainware University · 2023–2025 · 84%
B.Sc. Advanced Networking & Cyber Security
Brainware University · 2020–2023 · 82%
Higher Secondary
WBCHSE · 2020 · 86%
06 / CONTACT

Let's build something reliable.

Interested in Linux administration, cloud infrastructure, automation or DevOps opportunities? Let's connect.

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