JATIN JEET SINGH

• Worked closely with the client's environment, interfacing directly with end customers, handling incidents, and ensuring minimal disruption to the service.
• Ticket handling from customer via tools with specified SLA and MTTR - JIRA, ServiceNow, BMC Remedy.
• Responsible for troubleshooting environment issues, including HTTP Error, pod issues (like error, crashbackloop, terminating), database down, and VMware error.
• Responsible for monitoring the system through monitoring tool GRAFANA (BACKEND AND FRONTEND NODES), ALERTING, ALERT MANAGER, PROMETHUS, SL1 (SCIENCE LOGIC MONITORING) TOOL.
• Maintaining daily activities such as VM Pods, AWS, Database backup (Vertica), Customer network data enrichment, timely health check of system.
• Application Solution support for clients that is Linux (SHELL SCRIPTING), MySQL, DB Beaver, Grafana, Q-insight, Q-trace, PAM, SAM & NAM, Automation (Jenkins)
• Working on cloud-based architecture application product to give network insight, KPI monitoring, and quality assurance to different telecom operators worldwide.

## Hands-On Experience:

# AWS:

• AWS Associate: AWS EC2: Experience in launching, configuring, and managing EC2 instances.
• AWS S3: Knowledge of creating and managing buckets, uploading, and managing data storage.
• AWS IAM: Configuring user permissions and access controls.
• AWS RDS: Setting up, configuring, and managing RDS instances.
• AWS Lambda: Basic understanding of serverless architecture and deploying functions.
• VPC: Familiar with creating VPCs, subnets, and configuring security groups.

##Ansible:

• Installing Packages: Developed a playbook to install common packages on multiple servers.
• Starting and Enabling Services: Wrote a playbook to ensure services are running and enabled on system boot.
• User Management: Created a playbook to add new users with specific SSH keys and permissions.
• File Transfer to Remote Servers: Built a playbook to copy configuration files or scripts to remote servers.
• Firewall Management: Configured basic firewall rules using a playbook to allow HTTP/HTTPS traffic.
• System Updates: Automated system-wide updates and upgrades across multiple servers using a playbook.
• Cron Job Setup: Designed a playbook to create and manage cron jobs for automating tasks.
• Permission Management: Wrote a playbook to change file or directory ownership and permissions.
• Web Server Configuration: Established a robust web server environment by configuring security protocols and optimizing load balancing. These enhancements facilitated seamless access for over 1,000 concurrent users without latency issues.
• Application Deployment: Developed a playbook to deploy a simple Python Flask application, including package installation and service configuration.

## vRO:

• Basic Workflow Automation: Familiar with creating and automating basic workflows using vRO to streamline IT tasks.
• Integration with VMware Products: Knowledgeable in integrating vRO with VMware vSphere and other VMware tools.
• Workflow Design: Experience with the drag-and-drop graphical interface to design simple workflows for automating repetitive tasks.