Linux System administator

NTT DATA, Inc.; Dadri; Presencial; INR 600.000 - 1.200.000; Jornada completa

Descripción de la vacante

NTT DATA in Noida, Uttar Pradesh seeks a Linux System Administrator with 3–7 years' enterprise experience. You will manage Linux OS, perform tuning, patching, security hardening, and automation via Bash, Ansible, and Python.

The role covers cloud basics, virtualization, containers, monitoring, incident handling, and upgrades in a 24x7 environment. Strong collaboration and ITIL-aligned processes are expected; willingness to work rotational shifts may be required.

Formación

• Must be a graduate (B.Tech/B.E./B.Sc./MCA or equivalent).
• 3–7 years of experience as a Linux/Unix System Administrator in enterprise environments.
• Strong understanding of Linux OS (RHEL, CentOS, Rocky, Ubuntu, SUSE).
• Experience with system hardening and security best practices.
• Hands-on experience with Linux OS patching, vulnerability remediation, and compliance.

Responsabilidades

• Manage Linux OS and user accounts; perform file system, process, and log analysis tasks.
• Patch and vulnerability remediation with YUM/DNF; ensure compliance per CIS/STIG as applicable.
• Automate routine tasks using Bash and Ansible; basic Python scripting.
• Work with cloud platforms (AWS/Azure/GCP) and virtualization (VMware, KVM, Hyper-V).
• Monitor systems with Nagios, Zabbix, Prometheus, or Grafana; troubleshoot incidents and perform RCA.

Conocimientos

Linux OS

User management

Performance tuning

Log analysis

Security hardening

Patch management

Bash scripting

Ansible

Python basics

Cloud basics

Educación

Bachelor's degree in a relevant field

Herramientas

YUM/DNF

Spacewalk

Satellite

Landscape

Descripción del empleo

Req ID: 389320

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 Noida, Uttar Pradesh (IN-UP), 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. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees.

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