Linux Systems Engineer

About the Position

We are seeking a Linux Systems Engineer to maintain and develop production Linux environments for our clients.

Responsibilities

• Maintaining production, testing, and development environments based on Linux systems.
• Diagnosing failures based on available logs, metrics, and monitoring systems.
• Designing and implementing changes in customer service configurations.
• Automating repetitive tasks using Ansible.
• Developing a chosen path, e.g., k8s, cloud, automation, databases, backup, or observability.
• Participating in additional paid on-call duties - a few times a month, planned with sufficient advance and full team support.
• Sharing knowledge - initially mainly by asking questions.
• Being part of the team and participating in solving difficult cases together.

Requirements

To thrive in this role, you need:

• At least 4 years of experience in independent Linux administration (Debian/Ubuntu) in a production environment with external exposure, e.g., a web server for external clients.
• Experience working on physical servers: installing Linux, handling on-premises virtualization.
• Database administration, particularly MySQL or PostgreSQL.
• Experience with monitoring (Prometheus/Grafana, Zabbix) for diagnosing failures and assessing system status.
• Familiarity with Ansible or its alternatives, such as Puppet, Chef, or Salt.
• Direct client contact and teamwork experience.
• English communication skills at the B2 level.

We Offer

• Salary: 10,000 – 15,000 PLN netto + VAT based on a B2B contract.
• Real influence on infrastructure development and technology selection.
• Training budget – courses, conferences, books, internal training, unique development contract system.
• Remote work or office in Kraków or Poznań.
• Modern equipment (MacBook Pro, mobile internet, internal equipment rental).
• Private medical care or sports card.
• Weekly English lessons if desired.

About the Company

Centuria is a team of SysOps and DevOps engineers focused on one task – ensuring the stability and security of the infrastructure.

We ensure the continuity of key IT services – it's very possible that you use systems that are under our care. Behind online shopping, medical services, or popular platforms, there are people who take responsibility for stability and security.

We implement projects for brands such as Castorama, Medicover, Martes Sport, Indigo, and Elektroda, and Centuria has been named among the Forbes Diamond winners.

We create a team of over 20 engineers. We work collaboratively, responsibly, and without sweeping problems under the rug.

What does it mean at Centuria?

• We speak "as is" and deliver what we agree on.
• We are not afraid to tackle high-stakes topics.
• We focus on development – here you have the space to implement your ideas and boldly test new solutions.

Recruitment Process

We start by analyzing all applications. We will review your experience and get back to you with a response.

Stage 1: Get to Know Each Other

If your profile matches our needs, we will invite you for a 45-minute online conversation on Microsoft Teams. We will tell you more about the company, the role, and our offer, and then discuss your experience and skills. You can also expect a brief conversation in English.

Stage 2: Technical Interview

This meeting is divided into two parts. The first will consist of technical questions, while the second is practical – you will have access to a test environment and solve encountered problems.

Stage 3: Culture Fit Meeting

The meeting will include someone from HR and the technical department. We will talk about values, collaboration methods, and organizational culture. This is also a space for you to check if our work environment is a place where you want to develop. You can also expect a few technical questions.

Finally: Feedback and Decision

Regardless of the outcome of the process, we will get back to you with feedback. We will set a date to provide you with the final decision.

If you are interested, apply for the job posting.