Senior Infrastructure Engineer (Linux, PHP, databases)

We are looking for an Senior Infrastructure Engineer to join Sopra Steria Polska on the French project. You will support operational services for the OSS environment of a major international telecom operator.

Please note that we can only offer a 5-month cooperation period to candidates who are based in Poland. The position operates within a three-shift schedule: 08:0016:00 09:0017:00 and 10:0018:00 with the project scheduled to start on November 1st 2026.

Responsibilities:

• System administration of Linux-based servers (Ubuntu RHEL).
• Installation maintenance and updates of infrastructure-level software and services.
• Ensuring servernetwork communication (DNS routing firewalls syslog).
• Automating processes using Ansible Bash scripting Python.
• Maintenance of virtualized environments (VMware).
• Handling incident resolution and supporting performance optimization.
• Participating in knowledge transfer supervised practice and gaining autonomy.
• Provide source code and support compilation installation and configuration within the new platform.
• Assist with production deployment and validate correct operation through functional testing in the new environment.

Tech stack on the project:

• Operating systems: Linux (Ubuntu RHEL)
• Networking: DNS routing firewall configuration syslog servers
• Virtualization: VMware vSphere
• Automation: Ansible Shell scripting
• CI/CD: GitLab CI/CD
• Languages: Bash Python

Qualifications :

Must have requirements:

• At least 6 years of experience in general in IT positions.
• Hands-on experience in Linux systems administration with strong Linux administration skills.
• Experience in PHP development and scripting.
• Knowledge of MySQL/MariaDB databases.
• Hands-on experience in DevOps.
• Knowledge of Ansible and GitLab.
• Fluent English B2/C1.
• Availability to work on a 5-month project starting in November.
• Being open to visits in our office in Katowice or Gdańsk.
• Strong analytical and problem-solving skills.
• Ability to document processes and share knowledge effectively.
• Ability to collaborate effectively with distributed technical teams.

Nice to have requirements:

• French is a strong advantage depending on activities.
• Experience with network configuration: TACACS RANCID.
• Experience with Perl.
• Experience with AI.
• Experience with Python.
• Experience with Webservices.

Additional Information :

What we offer: 

- BENEFITS (UoP): Luxmed Medicover Sport Worksmile educational platforms languages learning platform referral bonus copyrights life insurance certifications (paid by the company) conferences Tech Lunches possibility to join our Communities (Project Management Architecture Security Process Management Leadership AI and Cloud) local kindergarten. 
- DEVELOPMENT OPPORTUNITIES (B2B): Tech Lunches Worksmile possibility to join our Communities (Project Management Architecture Security Process Management Leadership AI and Cloud). 

ADDITION: free parking fresh fruits workation. 
In case of questions please contact the HR team. 

The recruitment process for this position consists of two stages:
a short phone call with a recruiter (30 min max)
one-hour long interview on Teams (with both general and technical questions)

Salary range:
All information about salary range and its additional components will be provided during the 1st stage of recruitment process.

At our organization we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Remote Work :

No

Employment Type :

Full-time