Linux System Administrator - SRE

About this role

We are looking for an experienced Senior Linux Administrator / SRE who can identify and implement improvements to IT infrastructure, including virtualisation, networking, storage and Linux OS management. The right candidate will work within our operations team to deliver innovative solutions to real-world problems that adversely affect our customers, the Senior Engineer will be responsible for the operational optimization of the infrastructure running our platform. This requires you to be available to come to our Data Center in Madrid when there are issues.

You will

• Linux System Administration: Manage and maintain Linux systems, ensuring optimal performance, security, and reliability.
• Work to root cause and eliminate infrastructure downtime or performance issues in our production platform.
• Document, measure and report metrics over time such as performance, failures and version info.
• Monitoring and Troubleshooting: Implement monitoring tools and proactively identify and resolve system issues.
• Backup and Recovery: Develop and maintain backup and disaster recovery procedures.
• Automation: Automate routine tasks and processes using scripting (e.g., Bash, Python) and configuration management tools.
• Containerization: Create and manage containers for deploying applications and services
• Log Management: Implement centralized logging and analysis for system and application logs.
• Security: Implement and maintain security best practices to protect our systems and data.
• Performance Tuning: Conduct performance analysis and optimization of Linux and Windows systems and applications.

Languages

• Spanish (mandatory)

• English (nice to have)

What We Are Looking For

• The ideal candidate will have expert-level skills and background in systems administration and engineering, understanding of the components of a infrastructure including hardware platforms, OS, applications, databases, networks, web and application servers. Prior experience managing large-scale server infrastructure at a computing or MSP setting is highly desirable. Strong Linux expertise is a must.
• Expert-level skills and experience with service troubleshooting in a production environment covering web front-end, Systems, Databases and Networks.
• Consider Infrastructure mainly as code and good expertise with technologies such as Ansible and Terraform.
• Good understanding of computer networks: TCP/IP, DNS, load balancing, firewall, and network virtualization.
• Good Experience with network storage solutions (Ceph, NFS or similar).
• Knowledge with DevOps, CI/CD technologies and transition to agile operations.
• Familiarity with IaaS orchestration technologies for systems and network equipment including such as OpenStack orStack.
• Familiarity with MySQL, PostgreSQL, MariaDB, or similar technologies; proficiency preferred
• Experience with monitoring and performance tuning tools, such as Zabbix or Nagios.
• Understanding of ITIL v3 framework and how it applies to incidents, problems and change.
• Candidate must have good Spanish communication skills and work well in a collaborative team environment.

PERSONAL SKILLS - SOFT SKILLS

• Functional analysis skills.
• Planning skills.
• Communicative.