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DXC Technology

Global IT services for enterprise modernization

Linux Systems Administration Specialist

System AdministrationPosted on Nov 11
Full-timeSão Bernardo do Campo, State of São Paulo, BrazilNo salary listed

About the Job

Requirements

  • Experience administering Linux systems in public and private cloud environments and on-premises infrastructure.
  • Knowledge of Red Hat Linux and UNIX operating systems, including AIX and Solaris.
  • Experience with system hardening, vulnerability management, and applying security patches.
  • Experience with Red Hat Satellite for patch management and systems lifecycle management.
  • Knowledge of automation using Ansible and scripting languages such as Python.
  • Familiarity with version-control and automation tools such as GitHub and Rundeck.
  • Ability to analyze and solve problems in complex environments.
  • Ability to communicate and collaborate with multidisciplinary teams.

Responsibilities

  • Administer, install, and maintain Linux (Red Hat) and UNIX (AIX/Solaris) operating systems across on-premises, public-cloud, and private-cloud environments.
  • Perform operating-system hardening, including remediating nonconformities and supporting the definition of security standards and guidelines.
  • Identify, analyze, and resolve vulnerabilities in partnership with Information Security and other technical teams.
  • Plan and execute patching, and administer patch-management infrastructure using Red Hat Satellite.
  • Carry out operating-system upgrades and resolve operating-system obsolescence.
  • Automate operational tasks and support infrastructure-as-code practices using tools such as Ansible, Python, GitHub, and Rundeck.
  • Ensure the availability, stability, and security of assigned environments.

Desired Qualifications

  • Certifications related to Linux, Red Hat, or cloud computing.
  • Experience with hybrid environments and infrastructure modernization strategies.
  • Knowledge of DevOps and infrastructure-as-code practices.
  • Experience with complementary Linux environment monitoring and management tools.
  • Knowledge of governance, security, and compliance processes for enterprise environments.

About the Company

DXC Technology

Global IT services for enterprise modernization

DXC Technology provides IT services to large enterprises, helping them manage and modernize mission-critical systems. It offers consulting, system integration, and managed services that are typically delivered under long-term contracts. The core offering is the Enterprise Technology Stack, which modernizes IT infrastructure, optimizes data architectures, and ensures security and scalability across public, private, and hybrid cloud environments. By applying this stack, DXC helps clients run reliable and scalable IT operations while migrating workloads to the cloud and strengthening data governance. The company differentiates itself with a global reach, a large Fortune 500 client base, and a track record of long-term partnerships, coupled with commitments to sustainability and corporate responsibility. The goal is to be a trusted partner that enables enterprises to operate, secure, and evolve their IT environments efficiently and effectively.

Company size
10,001+
Company stage
IPO
Headquarters
McLean, VA
Founded
2017

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