Unix Admin

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

We’re seeking a Unix Admin Specialist to join client’s Enterprise Infrastructure Team. You’ll play a key role in maintaining operational stability, integrity, and availability of Unix/Linux-based services.
This position involves working on engineering and operational excellence, driving automation, and ensuring the resilience and performance of mission-critical systems supporting a global financial environment.

Sounds like your kind of challenge?

#LI - Hybrid: 6x/month from the office in Kraków

What you'll be doing

Ensure operational stability, integrity, and availability of UNIX/Linux-based products and services.
Handle incidents, outages, and problem resolutions for high-availability environments.
Deliver infrastructure engineering changes with automation, scalability, and security in mind.
Implement, monitor, and optimize infrastructure performance and capacity.
Maintain compliance with internal controls and service standards.
Collaborate with infrastructure, application, and service management teams.
Participate in on-call rotation.

Note: Detailed project information will be shared during the recruitment process.

What you get in return

Flexible cooperation model
Hybrid work setup – 6x/month from the office in Kraków
Collaborative team culture – work alongside experienced professionals eager to share knowledge
Continuous development – access to training platforms and growth opportunities
Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
High quality equipment – laptop and essential software provided

Who we're looking for

5+ years of Unix/Linux system administration experience.
Solid hands-on knowledge of Red Hat Enterprise Linux (RHEL 6–9).
Strong understanding of operating system internals: processes, services, filesystems, and permissions.
Proficiency in Bash scripting for automation and operational tasks.
Good understanding of network fundamentals (TCP/IP, DNS, SSH, firewalls, troubleshooting).
Experience with patching, package management, and vulnerability remediation (YUM/DNF, RPM).
Familiarity with system monitoring, log analysis, and performance tuning.
Knowledge of automation tools (Ansible preferred).
Proven experience managing critical production environments.
Very good English skills (spoken & written).

Nice to have

Experience with collaboration tools (Jira, Confluence, ServiceNow).
Strong communication, analytical, and teamwork abilities.

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Ready to take the next step?

Submit your application! We look forward to reviewing your profile 😊

Know someone who might be a great fit?
Feel free to share this opportunity using the referral link: Mindbox Referrals System