Linux System administator

NTT DATA, Inc.; Bengaluru Urban; On-site; INR 600,000 - 900,000; Full time

Job summary

NTT DATA seeks an experienced Linux System Administrator in Bangalore, Karnataka. The role requires 3–7 years of Linux/Unix administration, strong bash scripting, and hands-on with patching, hardening, and monitoring.

Familiarity with cloud and virtualization, container tech, and ITIL processes is expected. You will work in a 24x7 support model, handle incidents, and contribute to stability and performance of enterprise environments.

Qualifications

• 3–7 years of Linux/Unix System Administration experience in enterprise environments.
• Strong understanding of Linux OS (RHEL, CentOS, Rocky, Ubuntu, SUSE).
• Experience with system hardening and security best practices.
• Patching & Lifecycle Management with YUM/DNF, Spacewalk, Satellite or similar.
• Shell scripting (Bash) required; Python basics a plus.
• Exposure to automation tools such as Ansible/Puppet/Chef desirable.
• Cloud basics AWS/Azure/GCP and virtualization (VMware/KVM/Hyper‑V).
• Containers (Docker/Podman) and basic Kubernetes/OpenShift knowledge.

Responsibilities

• Manage day-to-day Linux/Unix administration tasks and log analysis.
• Perform patching, vulnerability remediation, and compliance checks.
• Automate repetitive tasks with scripts and configuration management tools.
• Support monitoring, incident response, and RCA for production systems.

Skills

Linux OS

User Management

File Systems

Performance Tuning

Log Analysis

System Hardening

Scripting

Bash

Python basics

DevOps Awareness

Troubleshooting

Incident Management

Education

B.Tech/B.E./B.Sc./MCA or equivalent

Tools

Ansible

Puppet

Chef

AWS

Azure

GCP

VMware

KVM

Hyper-V

Docker

Podman

Kubernetes

OpenShift

Nagios

Zabbix

Prometheus

Grafana

Spacewalk

Satellite

Landscape

YUM/DNF

RHEL

CentOS

Ubuntu

SUSE

Job description

Req ID: 389233

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization,

We are currently seeking a Linux System administrator to join our team in Bangalore, Karnātaka (IN-KA), India (IN).

Job Description:

• Educational Qualification: Must be a graduate (B. Tech/B.E./B.Sc./MCA or equivalent).
• Experience: 3 to 7 years of experience as a Linux/Unix System Administrator in enterprise environments.
• Core Linux Skills:
• Strong understanding of Linux OS (RHEL, CentOS, Rocky, Ubuntu, SUSE).
• Ability to handle day-to-day administration tasks including user management, file systems, process management, performance tuning, and log analysis.
• Experience with system hardening and security best practices.
• Patching & Lifecycle Management:
• Hands-on experience with Linux OS patching, vulnerability remediation, and compliance (e.g., using tools like YUM/DNF, Spacewalk, Satellite, Landscape, or similar).
• Awareness of security benchmarks (CIS, STIG) is desirable.
• Automation & Scripting:
• Proficiency in shell scripting (Bash) is required.
• Exposure to automation tools such as Ansible / Puppet / Chef is highly desirable.
• Basic knowledge of Python scripting is a plus.
• Cloud & Virtualization:
• Basic working knowledge of cloud platforms (AWS / Azure / GCP) and Linux workloads in cloud environments.
• Understanding of virtualization technologies (VMware, KVM, Hyper‑V).
• Containers & DevOps Exposure:
• Familiarity with containerization technologies (Docker, Podman) and basic understanding of Kubernetes/OpenShift.
• Exposure to CI/CD pipelines and DevOps practices is an added advantage.
• Monitoring & Observability:
• Experience with monitoring tools such as Nagios, Zabbix, Prometheus, Grafana, or similar.
• Ability to analyze system performance and troubleshoot issues proactively.
• Troubleshooting & Incident Management:
• Strong troubleshooting skills to resolve system outages, performance issues, and incidents within SLA.
• Experience in handling production incidents and root cause analysis (RCA).
• Installation & Upgrades:
• Hands‑on experience in Linux system installation, configuration, and upgrades.
• UNIX Variants (Optional):
• Knowledge of other UNIX flavors like AIX, Solaris, HP‑UX is an added advantage.
• ITSM & Process Compliance:
• Well‑versed with ITIL processes (Incident, Problem, Change, Service Requests).
• Experience with ticketing tools like ServiceNow, Remedy, JIRA Service Management.
• Certifications:
• RHCE / RHCSA / LFCS / Cloud certifications (AWS/Azure) preferred.
• Soft Skills:
• Excellent written and verbal communication skills.
• Strong collaboration skills and ability to work in cross-functional teams.
• Quick learner with adaptability to new tools and technologies.
• Positive attitude, ownership mindset, and customer-focused approach.

Years of Experience:

• 3 to 7 Years

Work Timings:

• Willingness to work in rotational shifts with a 24x7 support model, including on-call support.

____________________________________________________________________________________

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs.

NTT DATA is an equal opportunity employer.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.