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NTT Data

Global IT services and consulting provider.

Linux System administator

System AdministrationUpdated on Nov 13
Full-timeNoida, Uttar Pradesh, IndiaNo salary listedIn-person

About the Job

Requirements

  • A graduate qualification (B.Tech, B.E., B.Sc., MCA, or equivalent) is required.
  • Three to seven years of experience as a Linux or Unix system administrator in enterprise environments is required.
  • Strong understanding of Linux operating systems, including RHEL, CentOS, Rocky, Ubuntu, and SUSE, is required.
  • Ability to handle day-to-day administration tasks, including user management, file systems, process management, performance tuning, and log analysis, is required.
  • Experience with system hardening and security best practices is required.
  • Hands-on experience with Linux operating system patching, vulnerability remediation, and compliance using tools such as YUM/DNF, Spacewalk, Satellite, or Landscape is required.
  • Proficiency in Bash shell scripting is required.
  • Basic working knowledge of cloud platforms such as AWS, Azure, or GCP and Linux workloads in cloud environments is required.
  • Understanding of virtualization technologies such as VMware, KVM, and Hyper-V is required.
  • Familiarity with containerization technologies such as Docker and Podman, and a basic understanding of Kubernetes or OpenShift, is required.
  • Experience with monitoring tools such as Nagios, Zabbix, Prometheus, or Grafana is required.
  • Ability to analyze system performance and proactively troubleshoot issues is required.
  • Strong troubleshooting skills to resolve system outages, performance issues, and incidents within SLA are required.
  • Experience handling production incidents and performing root cause analysis is required.
  • Hands-on experience with Linux system installation, configuration, and upgrades is required.
  • Well-versed in ITIL processes, including Incident, Problem, Change, and Service Requests, is required.
  • Experience with ticketing tools such as ServiceNow, Remedy, or JIRA Service Management is required.
  • Excellent written and verbal communication skills are required.
  • Strong collaboration skills and ability to work in cross-functional teams are required.
  • Willingness to work rotational shifts in a 24x7 support model, including on-call support, is required.

Responsibilities

  • Perform day-to-day Linux administration, including user, file system, and process management, performance tuning, and log analysis.
  • Patch Linux operating systems, remediate vulnerabilities, and support compliance.
  • Install, configure, and upgrade Linux systems.
  • Monitor and analyze system performance and proactively troubleshoot issues.
  • Resolve system outages, performance issues, and incidents within SLA; handle production incidents and perform root cause analysis.

Desired Qualifications

  • Awareness of CIS and STIG security benchmarks is desirable.
  • Exposure to automation tools such as Ansible, Puppet, or Chef is highly desirable.
  • Basic knowledge of Python scripting is a plus.
  • Exposure to CI/CD pipelines and DevOps practices is an added advantage.
  • Knowledge of other UNIX variants, such as AIX, Solaris, or HP-UX, is an added advantage.
  • RHCE, RHCSA, LFCS, or AWS/Azure cloud certifications are preferred.

About the Company

NTT Data

Global IT services and consulting provider.

NTT DATA is a global IT and business services provider that helps organizations run and transform their technology and operations. It delivers consulting, industry solutions, cloud migration, cybersecurity, data analytics, and managed services to modernize systems and processes. It differentiates itself through its large scale, deep sector expertise in banking, healthcare, manufacturing, public sector, and automotive, and its broad ecosystem of partners with Microsoft, SAP, AWS, and Salesforce. Its goal is to help large enterprises digitally transform and optimize operations at scale using cloud-native approaches and secure IT environments.

Company size
10,001+
Company stage
IPO
Headquarters
Tokyo, Japan
Founded
1988

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