The role focuses on maintaining and improving Linux systems and infrastructure. It includes provisioning servers and VMs, automation, monitoring, and operating Kubernetes workloads using tools such as Puppet, Ansible, and Terraform.
3–5 years of hands-on experience administering Linux (RHEL/Rocky/AlmaLinux and/or Debian/Ubuntu) in production.
Strong CLI and Bash scripting skills, with solid systemd and networking fundamentals.
3+ years automating infrastructure with Puppet, plus hands-on experience with Ansible and Foreman.
Experience with Terraform or OpenTofu, and libvirt/KVM for virtualization.
Hands-on experience with CI/CD tools such as Jenkins or GitLab pipelines.
Experience with cloud infrastructure and container orchestration using Kubernetes.
Comfortable working in a security- and compliance-conscious environment (ISO 27001-oriented).
Good written and spoken English for documentation and team communication.
Nice to have:
Certifications such as RHCE/RHCSA, CKA/CKAD/CKS, or HashiCorp (Terraform/Vault).
Provision and maintain Linux servers and VMs using Foreman, libvirt, Puppet, Ansible, and Terraform/OpenTofu.
Manage OS patching, upgrades, and content through Pulpcore.
Maintain monitoring, metrics, and logging with Icinga, Prometheus, Grafana, and OpenSearch to ensure reliability and fast issue detection.
Administer networking and security services such as HAProxy, BIND, FreeIPA, Keycloak, and Vault/OpenBao.
Operate databases (MySQL, PostgreSQL, MongoDB) and web services (Apache, Nginx).
Build and maintain CI/CD pipelines (Jenkins, GitLab) and automate operational tasks.
Administer Kubernetes workloads, RBAC, networking, storage, and operators, including security and ISO 27001 compliance controls.
Monitor and manage incoming tickets, diagnose and fix technical issues, and support developers' workflows.
Participate in the on-call rotation, incident response, and root-cause analysis.
Participate in the on-call rotation.
Recruitment process: initial interview with the recruitment team; technical interview with the team, including a live hands-on lab exercise (30 minutes to 1.5 hours depending on experience); final decision and offer.
