Linux Admin (DevOps Support)

B3 Consulting Poland is part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, the company operates with full autonomy, choosing its technologies, processes, and ways of working while maintaining high professional standards. Their consultants work across various industries and technologies, delivering IT projects both in Poland and internationally.

• Several years of experience in on-premise Operations / System Administration and strong Linux skills (command line, troubleshooting, system maintenance)
• Experience handling tickets/incidents and working within SLAs
• Strong shell scripting and task automation skills
• Basic Jenkins knowledge (running pipelines, job monitoring)
• Knowledge of Docker and Kubernetes (usage and operations, no cluster engineering required)
• Knowledge of Git
• Networking basics (firewalls, proxies, SSH, connection analysis)
• English language skills at B2/C1, Polish at C1+
• Ready to work in hybrid mode, 1 day per week in office (Warsaw or Łódź)
• Eligibility to work in Poland (citizenship, residence card, visa, etc.)

Nice to have:

• Basic knowledge of cloud topics
• Knowledge of API configuration and minor integration scripting

• Ensure stable operation of on-premise infrastructure supporting firmware engineers via Linux system administration, resource monitoring, and incident response within established SLAs
• Support firmware development team with containerized systems and Kubernetes by managing Git repositories and deployment environments
• Automate operational processes and support API-related tasks including shell scripting, API configuration, Jenkins pipeline handling, and network troubleshooting (firewalls, proxies, SSH)

Ability to work in Poland (citizenship, residence card, visa, etc.) is required. Data protection information is provided by B3 Consulting Poland as the data administrator.