Linux Systems Administration Senior Associate

NTT DATA Services; Bengaluru, Dadri, Hyderabad; On-site; INR 650,000 - 1,200,000; Full time

Job summary

NTT DATA, Inc. is seeking a Linux/Unix System Administrator for enterprise environments. You will manage day-to-day Linux systems, perform patching, security hardening and automation tasks, and support cloud workloads with virtualization technologies.

Ideal candidates have 3–7 years of Linux admin experience, strong scripting skills (Bash, Python), and familiarity with CI/CD and monitoring tools. On-call shifts and 24x7 support may be required.

Qualifications

• Graduate with 3–7 years in Linux/Unix admin in enterprise environments.
• Strong Linux OS knowledge across RHEL/CentOS/Ubuntu/SUSE and security best practices.
• Experience with patching, lifecycle mgmt, and CIS/STIG benchmarks is desirable.

Responsibilities

• Install, configure, and upgrade Linux systems and maintain SLA.
• Handle day-to-day admin tasks: user mgmt, FS, processes, tuning, log analysis.
• Patch and remediate vulnerabilities using YUM/DNF and related tools.
• Automate with Bash; exposure to Ansible/Puppet/Chef is a plus.
• Work with cloud platforms and virtualization; monitor with Nagios/Prometheus.
• Troubleshoot incidents, perform RCA, and participate in shift/on-call support.

Skills

Linux OS

User management

File systems

Process management

Performance tuning

Log analysis

System hardening

Security best practices

Bash scripting

Ansible

Python scripting

Cloud platforms

VMware

KVM

Docker

Kubernetes

CI/CD

Monitoring tools

Incident management

ITIL

Ticketing tools

RHCE/RHCSA

Education

Bachelor's degree or equivalent

Tools

YUM/DNF

Spacewalk

Satellite

Landscape

JIRA Service Management

ServiceNow

Remedy

Docker

Podman

Kubernetes/OpenShift

VMware

Job description

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Date: Oct 29, 2026

Location: BLR/Noida/HYD, KA, 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.