Senior Linux/Unix DevOps Engineer – Enterprise Infrastructure

Unleash seamless enterprise infrastructure — drive innovation through expert Linux/Unix DevOps mastery!

Krakow-based opportunity with hybrid work model.

As a Senior Linux/Unix DevOps Engineer, you will be working for our client, a leader in enterprise infrastructure solutions. You will play a crucial role in configuring, delivering, and supporting Linux (primarily RHEL) and Solaris server environments within a dynamic DevOps infrastructure, helping to optimize operational efficiency and technological innovation. This is your chance to shape robust systems that underpin critical business operations and to advance your career in a rapidly evolving environment.

Your main responsibilities:

• Configure, deploy, and support Linux (RHEL) and Solaris server environments in a DevOps delivery model.
• Collaborate with application teams and DevOps pods to ensure smooth deployment of centrally provided services and reliable operation.
• Provide ongoing support across live and non-live environments, maintaining high SLAs and service quality.
• Write automation scripts in shell, Perl, or Python to streamline operational processes and reduce manual tasks.
• Advise on Unix/Linux design best practices throughout all project phases, from build to implementation.
• Develop and maintain standards for capacity management, assessing risks, and working with application teams to meet demand.
• Analyze, document, and implement changes based on requests, translating business requirements into technical solutions.
• Support incident troubleshooting and perform root cause analysis to enhance system stability.

You're ideal for this role if you have:

• 6+ years of strong Linux (RHEL preferred) server administration expertise.
• Industry-standard UNIX certifications.
• Proven experience in Linux architecture, volume management, kernel tuning, and scripting skills (shell, Perl, Python).
• Solid understanding of infrastructure components such as x86 hardware, virtualization platforms (VMware, Citrix, Hyper-V), and storage configurations on NAS and EMC SAN.
• Working knowledge of networking concepts including TCP/UDP, LAN/WAN, F5, VIPs, firewalls, and Cisco systems.
• Experience working in enterprise and highly regulated environments (e.g., Financial Services).
• Familiarity with DevOps and configuration management tools like Ansible, Puppet, or Chef.
• Excellent communication skills and ability to collaborate across diverse teams.
• Self-management skills to prioritize effectively, meet deadlines, and perform under pressure.
• Good understanding of operational discipline with ITIL concepts.

It is a strong plus if you have:

• SLES and Solaris x86/SPARC experience.
• Troubleshooting expertise with Veritas Volume Manager and Veritas Cluster Server.

Language required for the role: English (Communicative level).

Eligibility to work in Europe: Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

Tech stack

• Linux (RHEL) Administration
• Solaris Administration
• Shell Scripting
• VMware virtualization
• Python
• Ansible/Puppet/Chef
• Storage (NAS/EMC SAN)
• Networking (TCP/IP, Firewalls, F5)
• ITIL
• Veritas Volume Manager