Senior Linux Systems Administrator

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Oversee and manage enterprise Linux environments, ensuring optimal service availability, performance, security, and continuity.

• Administer the computing resources of servers linked with infrastructure monitoring and management platforms.

• Install, configure, upgrade, and sustain Linux operating systems, components, and services, including those in high-availability settings.

• Diagnose, analyze, and resolve complex incidents and issues pertaining to the Linux platform and its services.

• Implement fixes, security updates, and vendor patches while evaluating their impacts and associated risks.

• Establish and manage naming conventions for users, groups, and security frameworks.

• Configure and offer support for proxy and content-filtering solutions.

• Set up, monitor, and troubleshoot infrastructure and service monitoring tools.

• Configure and support the management of firewalls, IPS, and other security measures.

• Define, organize, and manage shared resources on servers, including directories, permissions, and file shares.

• Provide technical assistance for hardware, operating systems, and services operating on Linux servers.

• Engage in infrastructure projects, offering insights on server architecture, characteristics, and sizing.

• Create technical documentation, operating procedures, and best-practice guides for Linux in production and high-availability settings.

• Track and manage tickets with vendors and manufacturers regarding highly complex issues.

• Research, assess, and technically define Linux-based infrastructure solutions.

• Maintain, enhance, and continuously improve DevOps solutions.

• Collaborate with development teams to enhance performance, security, and automation.

• Implement and manage modernization, automation, and operational-efficiency tools.

• Support technology transformation initiatives and suggest infrastructure solutions.

• Contribute to standards, processes, and architectures for the support and evolution of the Linux platform.

⛳️ Requirements

• Bachelor’s degree in Information Technology or a related field.

• A minimum of five (5) years of experience in the relevant specialty, working in critical enterprise and high-availability environments, validated through employment records or a statement from a recognized institution.

• ITIL 4 training, comprising at least 12 hours.

• Official ITIL 4 Foundation certification or a higher qualification.

• LPIC-3 or Red Hat Certified System Engineer (RHCSE) certification.

• Proven experience administering enterprise Linux environments, high availability, information security, monitoring, automation, DevOps, networking, and server infrastructure.

• Familiarity with proxies, firewalls, IPS, virtualization, containers, observability tools, and automation will be viewed as an advantage.

🏝️ Benefits

• Hapvida, Bradesco, or Unimed health insurance (availability depending on the region)

• Hapvida Odonto or Bradesco Dental insurance

• Meal or food allowance

• Life insurance fully covered by Lanlink

• Transportation allowance

• Gympass

• Auster

• Pharmacy benefits program

• Partner university benefits

• Corporate Education Platform

• Welcome-to-the-World Baby Kit

• Moodar Platform