Chandana Das
Gurugram,Haryana
Summary
Results-driven IT professional with over 7+ years of experience in Linux system administration, Enterprise application support, and Azure cloud management. Proven track record of delivering robust technical solutions, ensuring high system availability, and driving operational efficiency across complex environments. Proficient at troubleshooting, incident management, and implementing DevOps practices to streamline deployments and enhance reliability. Passionate about continuous learning and leveraging emerging technologies to support organizational goals and innovation.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Application Support Analyst
EPAM
Gurugram
02.2020 - Current
- Acted as a key escalation point for tickets transitioned from the Support team, providing detailed issue summaries and timely updates to customers
- Diagnosed and resolved infrastructure-related application issues, including environmental Java exceptions, through root cause analysis and targeted remediation
- Conducted JVM performance tuning, including CPU/memory usage analysis, thread and heap dump collection, and log file investigation to drive resolution
- Diagnosed and resolved Docker and Kubernetes container failures, ensuring high availability, container stability, and uninterrupted service delivery
- Installed and managed SSL certificates across web and application tiers, including CSR generation and timely SSL binding to prevent service disruption
- Maintained a certificate inventory with domain mappings and expiry tracking, conducted monthly audits via Confluence to ensure proactive renewals
- Monitored server health using Platform Monitor tools and resolved alerts through structured troubleshooting and escalation
- Executed MySQL database optimization activities such as force purging, indexing, and performance tuning to enhance application responsiveness
- Lead application upgrade and repave activities on GCP, ensuring smooth transitions and minimal downtime
- Participated in critical operations including DR drills, image repave testing, enhancements, and hot fix deployments using Jenkins Build
- Authored and maintained technical documentation in Confluence
- Ensured codebase integrity through version-controlled GitHub merges aligned with standards
- Provided daily updates to Release Managers and team lead during stand-ups, maintaining transparency and alignment across teams
- Achieved zero customer escalations through effective incident, service, and change management practices
- Ensured timely and accurate incident responses within defined SLAs, including clear communication to business stakeholders
- Prepared and submitted Change Control Orders (CCOs) with complete documentation, securing timely approvals from the Customer Success Manager (CSM)
- Provided technical support for application users, resolving issues efficiently and enhancing user experience.
- Documented user requirements and feedback, contributing to ongoing improvements in application functionality.
- Analyzed system logs to identify trends and proactively address potential issues before they escalated.
- Developed and maintained effective client communications to guarantee client satisfaction and improve client retention by 80%.
Linux System Administrator
Cloud4c
Hyderabad
08.2018 - 01.2020
- Provided end-to-end support for Linux servers in a 24/7 production environment, ensuring high availability and system stability
- Coordinated remote server builds and delivery activities, collaborating with cross functional teams to meet deployment timelines
- Installed, configured, and maintained Red Hat Enterprise Linux systems, including patching, upgrades, and performance tuning
- Performed user management tasks such as creation, deletion, and assigning permissions based on ticket approvals
- Monitored system performance metrics including CPU, memory, disk usage, and swap space; proactively addressed resource bottlenecks
- Managed log files and system processes, including start/stop/kill operations, to ensure optimal server health
- Installed and updated software packages using rpm and yum, automated routine tasks using cron jobs
- Executed data backup and restoration using tools like tar, gzip, and scp, ensuring data integrity and disaster recovery readiness
- Configured and managed Logical Volume Manager (LVM) for flexible storage allocation and performance optimization
- Installed and troubleshot network services including NFS, SAMBA, FTP, SFTP and SSH
- Applied host level security using iptables and TCP wrappers to safeguard server access
- Configured Apache Web Server for portal applications and managed SSL certificate approvals and deployments
- Implemented and managed ISCSI initiators and targets or TCP/IP based storage solutions
- Troubleshot complex system level issues including kernel panics, file system crashes, network failures, and GRUB bootloader errors
- Utilized Kickstart for automated Linux installations and streamlined provisioning
- Actively used the ticketing tool for incident, service request, and change management tracking
- Administered Linux servers, ensuring optimal performance and reliability across multiple environments.
- Trained junior team members on best practices in Linux administration and system maintenance procedures.
- Ensured high availability of critical systems by proactively monitoring server health and addressing potential issues before they escalated.
- Reduced downtime during planned system upgrades, maintaining seamless user experiences through thorough testing and rollback planning.
- Improved system performance by optimizing Linux server configurations, implementing efficient backup processes, and performing regular maintenance tasks.
- Actively participated in disaster recovery planning exercises to ensure preparedness for any unexpected events that could impact critical systems.
- Managed Linux server environments to ensure optimal system performance and uptime.
- Implemented security protocols to safeguard sensitive data and prevent unauthorized access.
- Resolved vulnerabilities by making improvements to network security.
- Managed backup and disaster recovery through strict data control and retention policies, personally handling recovery tasks when issues arose.
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Provided training and mentoring to junior team members, building their skills in Linux administration and fostering a collaborative work environment.
- Analyzed network traffic and performance metrics to optimize system performance.
- Monitored networks and network devices to resolve technical problems quickly.
Education
Master of Computer Applications (MCA) -
Roland Institute of Technology, BPUT.
BerhampurBachelor of Computer Applications (BCA) -
S.B.R. Government (Autonomous) Women’s College
Berhampur Higher Secondary Education (CHSE, +2) -
K.P.S College, Narayanivihar, Langaleswar
Secondary Education (10th, CBSE) -
St. Xavier’s High School
Berhampur Skills
- Operating Systems : Linux (RHEL, CentOS), Windows Server
- Web Services and Hosting : Apache HTTP server, IIS Configuration and management, Website deployment and hosting (DNS, SSL, Server optimization)
- Cloud Platforms: Microsoft Azure (VMs, Storage, Security, Networking), GCP Fundamentals
- Containerization: Docker, Kubernetes
- Database: SQL Server, MySQL
- DevOps & Automation: CI/CD, Jenkins, GitHub
- Scripting: Shell Scripting
- Monitoring Tools: Grafana, Azure Monitoring, Nagios, Dynatrace, Uptrends, SolarWinds, Observability, PagerDuty
- Ticketing Tools : Jira, Service now, Helpdesk,
- Log analysis and Application monitoring
- ITIL framework
- Training documentation development
- Incident management
- Performance tuning and Performance optimization
- Teamwork and collaboration
- Problem-solving abilities
- Multitasking
- Excellent communication
- Client relations
- Troubleshooting documentation
- Troubleshooting
- System maintenance
- Customer-facing presentation skills
Certification
- Redhat Certified System Administrator
Certified Engineer on Red hat Enterprise Linux 7 - Microsoft AZURE Administrator Associate AZ -104
Certified Engineer on Azure Cloud Administration
Timeline
Application Support Analyst
EPAM
02.2020 - Current
Linux System Administrator
Cloud4c
08.2018 - 01.2020
Master of Computer Applications (MCA) -
Roland Institute of Technology, BPUT.
Bachelor of Computer Applications (BCA) -
S.B.R. Government (Autonomous) Women’s College
Higher Secondary Education (CHSE, +2) -
K.P.S College, Narayanivihar, Langaleswar
Secondary Education (10th, CBSE) -
St. Xavier’s High School
Key Achievements
- Leadership Excellence
Successfully led the offshore support team and implemented enhancements leading to improved system productivity Led offshore support team, boosting system productivity by 25% through process improvements.
- Customer Satisfaction
Maintained zero customer escalations over 12 months via proactive incident management.
Cloud Administration
AZURE
- Deployed and configured Azure Virtual Machines with custom images
- Created and managed Resource Groups, Storage Accounts, and Virtual Networks
- Implemented RBAC and NSGs to control access and enhance security
- Azure Monitoring - Azure Monitor and Log Analytics for performance tracking