Linux Systems Engineer: Hybrid Cloud & Automation

Moderna Therapeutics; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

Moderna is seeking a Linux Systems Engineer to join its Poland-based technology hub in Warsaw. You will own end-to-end Linux system engineering, optimization, and security for enterprise environments across on‑premises and cloud platforms.

You’ll work with Amazon Linux, Ubuntu, and RHEL, automate infrastructure with Ansible and Terraform, and collaborate with global teams to ensure performance, reliability, and observability in a fast-paced, Mission-driven setting.

Qualifications

• Bachelor's degree in computer science, engineering, or related field.
• 3–5 years of professional experience supporting Linux in a mixed OS environment.
• Strong understanding of multiple Linux distros and core services/daemons.
• Proven ability to troubleshoot system, network, and performance issues.
• Experience with patch management process and tooling, endpoint protection, compliance and server hardening.
• Familiarity with hybrid multi-cloud environments and virtualization technologies.
• Excellent communication, documentation, and collaboration skills, including working across global teams.

Responsibilities

• Own enterprise Linux systems (Amazon Linux, Ubuntu, RHEL) deployed across on‑premises and cloud.
• Design, configure, and maintain Linux systems supporting research and production.
• Perform root cause analysis and advanced troubleshooting across system, network, and auth layers.
• Ensure performance and availability via monitoring and configuration management.
• Automate infrastructure operations using shell scripting, Ansible, Python, Terraform.
• Integrate Linux with Active Directory using realmd/sssd/winbind.
• Configure Kerberos, LDAP, NSS, PAM, TLS/SSL, keytabs, SPNs.
• Support containerized workloads with Docker, Podman, Kubernetes.
• Implement storage (LVM, iSCSI, NFS) with performance and resilience focus.
• Collaborate with cybersecurity for compliance and security tooling.
• Contribute to observability with Prometheus, Dynatrace, or Splunk.
• Develop implementation plans, tests, and runbooks for readiness.
• Maintain documentation and system inventories; participate in on‑call.

Skills

Linux systems

Automation

Troubleshooting

Multi-cloud

Documentation

Security

Education

Bachelor's degree in CS/Engineering

Tools

Docker

Podman

Kubernetes

Ansible

Terraform

AWS

Azure

VMware

realmd

sssd

Job description

Moderna is seeking a Linux Systems Engineer to join its Poland-based technology hub in Warsaw. You will own end-to-end Linux system engineering, optimization, and security for enterprise environments across on‑premises and cloud platforms.

You’ll work with Amazon Linux, Ubuntu, and RHEL, automate infrastructure with Ansible and Terraform, and collaborate with global teams to ensure performance, reliability, and observability in a fast-paced, Mission-driven setting.