Linux Administrator (f/m/x)

Sii Sweden AB; Łódź; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Hybrid Office

Job summary

Sii Sweden AB is seeking an experienced Linux Administrator to join an international team. You will ensure the stable operation of our system environment and support API-related tasks in an Agile setup.

The role focuses on maintenance, monitoring, incident resolution, and hands-on work with Kubernetes and Docker. Polish residence in Poland and English at B2 level are required, with a Hybrid Office arrangement.

Qualifications

• Minimum 4 years of experience in operating system administration.
• Strong Linux skills, including command line usage, troubleshooting, and system maintenance.
• Basic knowledge of Jenkins, including running pipelines and monitoring tasks.
• Understanding of networking concepts (SSH, firewalls, proxy, connection analysis).
• Very good command of English - B2 level.
• Fluent Polish language skills and residence in Poland required.

Responsibilities

• Ensuring stable operation of our system environment.
• Independent troubleshooting at L1-L2 level and user support.
• Analyzing logs and issues related to system and network.
• Operating container environments (Kubernetes, Docker) at the operational level.
• Supporting API-related tasks, including configuration, small scripts, and minor adjustments.
• Performing system updates, maintenance, and upkeep.
• Handling incidents and processing tickets.

Skills

Linux

Kubernetes

Docker

Jenkins

Networking

English (B2)

Polish (native)

Tools

Jenkins

Git

Docker

Kubernetes

Job description

This translation is generic and may include errors. Translate into Swedish.

We are looking for an experienced Linux Administrator to join an international team consisting of members from Germany, Poland, and India. You will be responsible for ensuring the stable operation of our system environment and supporting API-related tasks. The team works in an Agile model, focusing on maintenance, monitoring, and rapid incident resolution.

• Ensuring stable operation of our system environment
• Independent troubleshooting at L1-L2 level and user support
• Analyzing logs and issues related to system and network
• Operating container environments (Kubernetes, Docker) at the operational level
• Supporting API-related tasks, including configuration, small scripts, and minor adjustments
• Performing system updates, maintenance, and upkeep
• Handling incidents and processing tickets

Requirements

• Minimum 4 years of experience in operating system administration
• Strong Linux skills, including command line usage, troubleshooting, and system maintenance
• Basic knowledge of Jenkins, including running pipelines and monitoring tasks
• Understanding of networking concepts (SSH, firewalls, proxy, connection analysis)
• Very good command of English - B2 level
• Fluent Polish language skills and residence in Poland required

Nice to have

• Knowledge of Docker and solid understanding of Kubernetes
• Basic knowledge of Git
• Experience working in corporate environments

Job no. JOB-9HFUY

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Hybrid Office