Saravana Bharathi C
Chennai
Summary
Accomplished IT professional with over 16 years of diverse experience in the technology sector, including 9 years of focused expertise in Linux environments. Skilled in managing both on-premise and cloud-based Linux infrastructures across various stages of the development lifecycle, including Production, QA, and Development environments. Extensive experience in server installation, upgrades, migrations, and cluster management, with a strong background in Symantec Veritas. Proven ability to lead large-scale UNIX projects, overseeing hardware and vendor selection, architecture design, and detailed documentation. Well-versed in ITIL processes, driving improvements in Change, Incident, and Problem Management. Recognized for a solution-driven, customer-focused approach and for effectively leading teams to achieve operational excellence. Passionate about continuous learning and adapting to new technologies to optimize IT solutions
Overview
17
17
years of professional experience
2007
2007
years of post-secondary education
2
2
Certifications
Work History
Linux Technical Lead
Wipro Pvt. Ltd
12.2019 - Current
- Managed all aspects of cloud and on-premise infrastructure, consistently handling 10+ client interactions end-to-end
- Resolved vulnerabilities identified in VAPT assessments and performed OS hardening according to CIS guidelines
- Managed and optimized critical SAP applications on SUSE Pacemaker clusters
- Proficient in Red Hat Enterprise Linux, SLES (11/12/15), and Ubuntu, with extensive experience in OS installation and patch management
- Streamlined SUSE patching by developing centralized SMT and RMT servers
- Patching of servers via Repo servers, SUSE Manager, RMT/SMT servers, RedHat Satellite server
- Provided troubleshooting for performance, boot, NFS connectivity, and grub issues
- Expertise in configuring multipath, hardware RAID using hp utilities, network parameters like Routing, IPtables, NIC Bonding, SSH, SFTP, and TCP wrappers
- Successfully executed migrations from SLES 12 to 15, RHEL 7 to 8, RHEL 8 to 9, and Ubuntu 18 to 20
- Enhanced RHEL and SLES server functionality through upgrades and effectively resolved complex issues
- Performing OS hardening as per CIS standards
- Generated reports recommending corrective actions and process improvements, and provided regular communication and assistance to colleagues, managers, and customers
- Evaluated operational practices to identify and implement system and procedural improvements
- Demonstrated strong expertise in AWS services, including EC2, S3, VPC, IAM, Auto Scaling, ELB, and CloudWatch,TG
- Built highly available SUSE Pacemaker cluster for SAP HANA application and HANA DB setup
- Building SAP EC2 Linux instances from AMI Golden image
- Taking AMI backup prior to OS patching and any critical activities
- Performing OS patching via AWS Systems Manager
- Configured SAP HANA logs backup to S3 buckets
- Veritas Cluster administration for one of the clients
- Solid understanding of Docker for containerization
Technology Lead
Fujitsu India pvt. ltd
07.2018 - 12.2019
- Managed incidents, request fulfilment, and changes using HP Service Manager
- Installed, configured, and hardened Unix servers per project requirements
- Conducted Linux patching, server hardening, and firmware upgrades for Sun x86 servers
- Addressed VAPT findings from security scans
- Collaborated with Application and DBA teams, Project Managers, and Security Compliance for project execution
- Specialized in RHEL 6.x/7.x and participated in disaster recovery exercises
- Worked with Oracle vendors on M7 Supercluster patching
- Analysed crash dumps, performed root cause analysis (RCA) for panic reboots, and automated processes with HPSA
- Efficiently identified, analysed, and resolved issues
UNIX Technical Consultant
DXC Technologies
10.2015 - 07.2018
- Managed ServiceNow incidents, DB Symphony requests, and Remedy change requests
- Installed, configured, and hardened Unix servers per project specifications
- Oversaw problem, capacity, and change management for Unix, storage, and backup systems
- Provided implementation and administrative support for Solaris Zones, Containers, and virtualization environments
- Performed SRDF operations, collaborating with IT Architects, Project Managers, and Security Compliance to meet business requirements
- Handled BAU escalations, P3C and higher-priority incidents, and served as Command Center Lead on a rotational basis
- Participated in critical weekend changes and disaster recovery exercises
- Specialized in RHEL (6.x/7.x) and Linux VM builds across environments
- Managed LVM file systems, user access, and Linux file system creation
- Administered VCS clustering, VXVM, ILO console operations, HPE StoreOnce, and Netgear NAS storage
- Conducted Linux server patching, SLES migration, and minor upgrades, coordinating with vendors like Red Hat, SUSE, HPE, and Symantec
UNIX System Administrator
TATA Consultancy Services
12.2010 - 10.2015
- Managed ServiceNow incidents and Remedy change requests
- Installed, configured, and hardened Unix servers for various projects
- Handling problem, capacity, and change management for Unix systems
- Provided administrative support for virtualization environments with Solaris Zones and Containers
- Collaborated with Architects, Project Managers, Security Compliance Managers, and Unix Leads to ensure UNIX activities meet business requirements
- Managed critical weekend changes and participated in disaster recovery exercises
- Specialized in RHEL 5.x/6.x/7.x, building Linux VMs across environments, and managing LVM file systems
- Created users and groups, provided SSH access, and administered file systems on Linux
- Administered clustering solutions like VCS, VXVM
UNIX Migration Engineer
Artech Infosystems(IBM India Pvt. Ltd
02.2010 - 12.2010
- Configured and administered zones and containers, including data migration from physical servers to containers
- Configured resource control and capped memory based on client requirements
- Migrated production and non-production physical servers, both with and without SAN, to target containers, and integrated them into a 4-node Container Farm Veritas Cluster Server
- Administered Veritas Volume Manager, installed containers using flar images in Veritas filesystems, and shared these filesystems with containers
- Created service groups, mount resources, and linked mount resources to disk groups using Veritas Cluster
- Handled and troubleshooted Vintela application (directory service)
- Managed change requests through BMC Remedy and raised container and SAN tickets via RequestIt tool
- Developed team communications and prepared information for meetings
Solaris Administrator
Accel Frontline Ltd
05.2009 - 02.2010
- Installed Sun SPARC Enterprise T5240 servers with hardware RAID and implemented ZFS, including creating RAID-Z storage pools
- Implemented and managed Zones, Containers, and LDOMs, including static and dynamic resource control and pools, as well as zone migration
- Handled backup and restoration of Zones and Containers
- Configured Jumpstart Server, NIS server, and NIS clients, and managed NFS configuration and troubleshooting
- Performed link aggregation and managed user and group administration, including specific permissions using ACLs
- Installed packages and patches, and troubleshooted service-related issues
Unix Administrator
Accel Frontline Ltd
09.2008 - 04.2009
- Configured and troubleshooted Solaris Volume Manager and Veritas Volume Manager
- Managed NFS configuration and troubleshooting, as well as performance analysis
- Administered and troubleshooted SunFire 6800 mid-range servers, D1000 & A1000 Disk Arrays, and L40 StorEdge
- Conducted full and weekly backups using Legato Networker
- Handled user and group administration tasks
Customer Service Engineer
Accel Frontline Ltd
04.2008 - 08.2008
- Managed installation and configuration of new Sun servers, including Solaris 8, 9, and 10
- Troubleshot boot-related issues and resolved file system problems using alternate super blocks
- Installed and configured Solaris Volume Manager and Veritas Volume Manager
- Conducted hardware troubleshooting for entry-level Sun servers and performed regular health checkups
Education
Bachelor of Engineering - Electrical & Electronics Engineering
KLN College of Information Technology
Madurai, TNSkills
AWS services
Redhat Enterprise Linux(RHEL)
Suse Enterprise Linux(SLES)
Ubuntu
CentOS
Certification
04/01/08, Sun Certified System Administrator for Solaris 9(SCSA)
Accomplishments
- Enhanced the customer Infra setup Infra by implementing configuration management (AWX Ansible) which helps in patching of Linux servers.
- Creation of New Repository Mirroring tool (RMT) for SLES for patching of SLES clients.
- Helped in Migration of End of Life SLES and RHEL to latest OS versions.
- Performed AD integration of Linux hosts.
Phone
+91-96770-65636
Timeline
Linux Technical Lead
Wipro Pvt. Ltd
12.2019 - Current
Technology Lead
Fujitsu India pvt. ltd
07.2018 - 12.2019
UNIX Technical Consultant
DXC Technologies
10.2015 - 07.2018
UNIX System Administrator
TATA Consultancy Services
12.2010 - 10.2015
UNIX Migration Engineer
Artech Infosystems(IBM India Pvt. Ltd
02.2010 - 12.2010
Solaris Administrator
Accel Frontline Ltd
05.2009 - 02.2010
Unix Administrator
Accel Frontline Ltd
09.2008 - 04.2009
Customer Service Engineer
Accel Frontline Ltd
04.2008 - 08.2008
Bachelor of Engineering - Electrical & Electronics Engineering
KLN College of Information Technology