Senior Unix Administrator

Mindbox Sp. z o.o. Kraków 2026-11-05


  • 6–10 years of hands‑on experience in Linux server administration (RHEL required; SLES/Solaris as a plus).

  • Proven expertise in Unix/Linux architecture, tuning, and automation.

  • Strong scripting skills (shell, Perl, or Python).

  • Experience with IBM and HP x86 hardware and virtualisation (VMware, Citrix, Hyper‑V).

  • Familiarity with storage infrastructure (NAS, EMC SAN, replication, clustered environments).

  • Understanding of networking concepts (TCP / UDP, DNS, firewalls, load balancing — Cisco / F5).

  • Knowledge of DevOps tooling and configuration management (Ansible, Puppet, Chef).

  • Experience working in regulated enterprise environments (e.g. financial or telecom sector).

  • Familiarity with ITIL principles and service operations standards.

  • Industry‑standard certifications in Linux/Unix administration preferred.




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. 



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



 


We are looking for a skilled Unix Systems Administrator to join our Infrastructure Delivery team, supporting the design, configuration, automation, and maintenance of Linux‑based environments within a large‑scale DevOps setup.
This role combines hands‑on system administration with delivery responsibilities, ensuring stable, secure, and high‑performing infrastructure services for global engineering and application development teams.


You will collaborate with distributed application development “pods” to deploy and operate centrally managed compute services, advise on Unix/Linux architecture, and contribute to automation initiatives that improve reliability and reduce manual effort.




Sounds like your kind of challenge? 



What you get in return


  • Flexible cooperation model 

  • Hybrid work setup – 2 days a week from the office

  • 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 


,[Configure, deploy, and maintain Linux server environments (RHEL preferred; SLES / Solaris advantageous)., Implement and support hardware and software solutions across both live and non‑live environments., Provide technical support for IT Infrastructure Delivery technologies, ensuring compliance with SLAs, quality standards, and organisational policies., Contribute to implementation of new technologies and continuous operational improvements., Develop Bash, Perl or Python scripts to automate build and administrative tasks., Identify opportunities for process automation to reduce manual, repetitive work., Support DevOps integration by working with tools such as Ansible, Puppet, Chef or similar technologies., Draft and maintain standards / procedures for capacity planning and service component management., Monitor infrastructure performance against SLAs, perform root‑cause analysis, and recommend improvements., Review workloads and resource usage to forecast demand and implement tuning activities., Advise on Unix/Linux design and best practices throughout project lifecycles —from build to implementation., Cooperate closely with application, network, storage, and security teams to ensure end‑to‑end system integration., Provide guidance and knowledge transfer to engineering teams within a DevOps context.] Requirements: Linux, RHEL, Unix, Shell, Perl, Python, IBM, Virtualisation, VMware, Storage, SAN, Networking, TCP, UDP, DNS, Load balancing, Cisco, DevOps, Ansible, Puppet, Progress Chef, ITIL
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