Assistant Manager - Cloud Operations

Tata Communications; Chennai; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Tata Communications Limited in Chennai seeks an experienced Senior Linux Engineer to own L3 administration of RHEL and Ubuntu across production and non-production environments.

You will coordinate with Oracle ExaCC teams, manage ServiceNow tickets (Incidents, Changes, Problems) and drive root cause analyses, CAPAs and automation initiatives to improve uptime.

Qualifications

• Graduate with 5–10 years of Linux experience (RHEL/Ubuntu).
• Experience in Oracle ExaCC environments.
• Strong troubleshooting, communication and stakeholder management during outages.
• Experience with ServiceNow incidents, requests, changes and problems.
• Knowledge of Linux patching, upgrades and maintenance.
• CAPA and RCA reporting; coordination with multiple teams.

Responsibilities

• Provide L3 Linux admin for RHEL and Ubuntu in prod and non-prod environments.
• Troubleshoot OS-level issues (CPU, memory, disks, networking, services).
• Perform Linux server patching, upgrades and maintenance.
• Manage Linux users, permissions, SSH, services, filesystems, LVM and scheduled jobs.
• Analyze logs and performance metrics to identify root causes.
• Support ExaCC patching, maintenance and coordination with Oracle.
• Coordinate with Oracle Support for ExaCC incidents.
• Automate repetitive operational tasks.

Skills

RHEL

Ubuntu

Oracle ExaCC

ServiceNow

Incident management

Job description

About The Company

Tata Communications Redefines Connectivity with Innovation and IntelligenceDriving the next level of intelligence powered by Cloud, Mobility, Internet of Things, Collaboration, Security, Media services and Network services, we at Tata Communications are envisaging a New World of Communications

Broad outline of the Role

• We are looking for an experienced Senior Linux Engineer with 5–10 years of hands-on experience in Red Hat Enterprise Linux (RHEL) and Ubuntu operating systems.
• The candidate should have experience working in Oracle ExaCC environments, supporting Oracle ExaCC platforms
• The role requires strong troubleshooting, analytical, communication, customer coordination and stakeholder management skills, particularly during high-severity production outages.
• Work on ServiceNow (SNOW) Incidents, Service Requests, Changes and Problem tickets.
• Support P1/P2 issue with top priority and restore the services.
• Prepare detailed Root Cause Analysis (RCA) reports for major incidents and P1 outages.
• Identify and implement permanent corrective and preventive actions (CAPA) to eliminate recurring issues.
• Coordinate with Network, Firewall, Storage, Database, Cloud and Application teams to resolve complex infrastructure issues.

Minimum Qualifications & Experience

• Graduate with 5-10 years of experience

Other Knowledge & Skills

• Good knowledge on implementation, installation, integration troubleshooting and overall functionalities
• Experience in troubleshooting platform related issues, data backup, restoration, retention
• Maintains awareness of latest technologies in the domain
• Knowledge or hands-on experience in Middleware technologies will be an added advantage.

Key Responsibilities

• Provide L3-level administration and support for Red Hat Enterprise Linux (RHEL) and Ubuntu servers across production and non-production environments.
• Troubleshoot OS-level issues involving CPU, memory, disk, filesystems, networking, processes, services, boot issues and system performance.
• Perform Linux server patching, upgrades and maintenance activities.
• Manage Linux users, groups, permissions, SUDO access, SSH, services, filesystems, LVM and scheduled jobs.
• Analyze system logs, kernel messages, application logs and performance metrics to identify and resolve root causes.
• Support VAPT remediation activities
• Work with OEM teams to troubleshoot and resolve issues related to physical HP and Dell servers.
• Support Oracle ExaCC patching, maintenance activities, upgrades and planned changes in coordination with Oracle and internal teams.
• Coordinate with Oracle Support for ExaCC incidents and ensure timely resolution.
• Automate repetitive operational tasks.