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Linux Systems Administrator

mainfyld

About mainfyld

Fyld is hiring: Linux Systems Administrator

  • At Fyld, we believe the future is built with people, technology, and strong values.
  • We are a Portuguese consulting company that operates with transparency, respect, and a focus on everyone’s growth.
  • Here, every project is an opportunity to build real, reliable, and secure technology solutions.
  • Our philosophy?

Code for Big Solutions

  • because we don’t just build technology to make things work, we build solutions that create real impact.
  • We’re looking for an experienced Linux Systems Administrator with strong infrastructure skills and hands-on experience managing Linux environments.
  • By joining Fyld, you’ll be part of a team where every member is challenged to innovate, collaborate and grow.
  • Focus on meaningful solutions and real results
  • Respect, transparency, and continuous growth

Responsibilities

  • Degree in
  • Access to continuous training and certifications
  • A culture of proximity, respect, and recognition

Requirements

  • Computer Science, Computer Engineering, Information Technology, or a related field
  • 4 years of professional experience as a Linux Systems Administrator or in a similar role
  • administration, configuration and maintenance of Linux systems
  • Hands-on experience with
  • Red Hat, Ubuntu, Debian or similar Linux distributions
  • Strong knowledge of
  • Linux command line and Bash scripting Experience with system monitoring, troubleshooting and performance optimisation Good knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, HTTP/HTTPS and SSH Experience administering web servers, such as Apache or Nginx Good understanding of storage, filesystems, permissions, users and access management

Experience implementing

  • Linux security and hardening practices, including SELinux, AppArmor and firewall configuration Experience with backup, recovery and system maintenance procedures Knowledge of system logging and monitoring tools Experience with automation and configuration management, preferably using Ansible
  • Ability to troubleshoot and resolve infrastructure and production incidents Good understanding of high availability and system reliability concepts
  • Ability to document technical procedures and follow infrastructure best practices
  • Ability to work effectively in collaborative and
  • Agile environments
  • Fluency in, such as AWS, Azure or GCP Knowledge of virtualisation technologies, such as VMware, KVM or Hyper-V
  • Docker or containerised environments
  • Knowledge of
  • CI/CD concepts
  • Python or additional scripting languages
  • Knowledge of
  • PostgreSQL, MySQL or MariaDB administration Experience with enterprise monitoring and observability tools
  • Critical thinking and autonomy

Benefits

  • A collaborative team that values individual progress
  • Challenging, purpose-driven projects where your expertise as a Linux Systems Administrator has real impact

What you'll find at Fyld

  • Want to be part of it? Send your CV to
  • [email protected]
  • Fyld. Code for what really matters.