Pankaj Rathore
Faridabad
Summary
Accomplished Technical Specialist at HCL Technologies with extensive expertise in managing over 7000 Linux servers and deploying critical patches. Proficient in AWS Cloud services and automation, I excel in vendor coordination and customer support, ensuring seamless operations and enhanced system performance. Strong problem-solving skills drive my success in complex environments.
Overview
9
9
years of professional experience
Work History
Technical Specialist (Cloud + Linux)
HCL Technologies LTD.
Noida
04.2023 - Current
- Managed AWS infrastructure components, including EC2, S3, VPC, IAM, CloudWatch, and EBS.
- Deployed patches on Linux, DB, and application servers.
- Managing over 7,000 servers in cloud and on-premises environments.
- Experience with Pacemaker cluster, CPU, Memory, and Storage changes.
- Delivered cloud support and resource provisioning by resolving tickets, and liaising with clients and support teams.
- OS update and upgrade from RHEL 7 to RHEL 8.10, infrastructure maintenance, AWS diagnostics, and logging.
- Vendor coordination, customer support, and ServiceNow ticketing tool, Standard/Normal change management for disk/CPU addition/removal.
Sr. Linux Engineer
SISL Infotech PVT. LTD.
New Delhi
07.2021 - 04.2023
- Linux server setup on VMware, NFS configuration.
- Provided Zimbra support to government clients.
- Provided technical support to users for Linux-related inquiries and problems.
- Maintained high availability clusters using Pacemaker and Corosync technologies.
- Setting standard and advance permissions.
- Managing SUID, SGID and Sticky Bit.
- Finding or scanning disks manually.
- PV, VG, LV creation, extension of existing file system.
- Removing LV, VG and PV procedure.
- Increasing the SWAP Size.
Linux Administrator
KVIT Solutions PVT. LTD.
Delhi
11.2016 - 06.2021
- Providing value-added customer services by attending to customer queries and issues.
- Deployment of mail servers, Sendmail and Zimbra, at customer sites.
- Strong networking concept with a firewall-like load balancer, link failover, and OpenVPN.
- Troubleshooting of spamming, blacklisting, email configuration, and DNS.
- Installed and configured software packages on Linux systems according to customer requirements.
- Managed user accounts on the Linux operating system, including creating new user accounts.
- Created backups of critical data stored on Linux systems using tar and rsync commands.
- Provided technical support for end-users experiencing problems with their Linux systems or applications running on them.
- Maintained log files of system events and monitored these logs for suspicious activity or errors.
- Troubleshooted network issues and resolved them using Linux system administration tools.
Education
Bachelor of Computer Application (BCA) -
IGNOU
Skills
- AWS Cloud
- EC2, S3, EBS, EFS, VPC, ELB, Auto Scaling, Route 53, CloudWatch, SNS, RDS, IAM, SSM, Lambda (basic)
- VPC with subnets, NAT gateways, route tables, IGWs, security groups
- EC2 provisioning, snapshots, and AMIs
- CloudWatch monitoring, alarms, and SNS alerts
- IAM roles, policies, MFA, S3
- CloudFormation, AWS Console
- General Cloud/DevOps
- Docker (basic)
- Ansible and automation playbooks
- CloudFront
- Shell scripting for task automation
- Linux server management
- Cloud infrastructure
- Cluster configuration
- Patch deployment
- Database administration
- Ticketing systems
- System monitoring
- Problem solving
Languages
Languages Known: Hindi, English
Accomplishments
- Best employee of the team – SISL Infotech (2022–2023)
- Distinguished performance rating – HCL Technologies (2023–2024)
- Recognized as HCL Silver Club membership based on outstanding performance, (2024-2025)
Timeline
Technical Specialist (Cloud + Linux)
HCL Technologies LTD.
04.2023 - Current
Sr. Linux Engineer
SISL Infotech PVT. LTD.
07.2021 - 04.2023
Linux Administrator
KVIT Solutions PVT. LTD.
11.2016 - 06.2021
Bachelor of Computer Application (BCA) -
IGNOU
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