R Systems is looking for a talented and passionate Senior System Administrator to join our growing team focused on software development for the telecom industry.

As a Senior System Administrator at R Systems, you will deal with the administration of IT systems and network – monitoring, configuration, corrections, and changes. Some of the biggest telecom players out there are waiting for you to wow them!

You’ll enjoy

• A dynamic and innovative tech environment
• Career and professional development opportunities (certifications, workshops, training sessions)

Your contribution

• Services and applications availability and support
• Access rights management
• Support and assist internal teams and related projects
• Advanced support: end-to-end troubleshooting issues
• Escalate to external 3rd party suppliers when needed
• Maintain and automate the infrastructure within the current configuration, assuring availability, error checking and corrections
• Maintain and support Kubernetes clusters
• Servers advanced administration (installation, configuration, maintenance): hardware, OS, system and network services, backup
• Virtual infrastructure management and support
• Implement, maintain, and support IT Security requirements (policies and procedures, dedicated tools)
• Monitoring and detecting infrastructure configuration errors and problems, report and propose configuration fixes and improvement solutions
• IT infrastructure automation support and implementation
• Availability for maintenances and urgent fixes if needed outside working hours

Bring along

• At least 3+ years’ experience on similar position
• Advanced English level
• Analytical and problem-solving skills – identifying where problems are occurring and netting down the nature of the problem; reporting statuses and progress; following procedures in matters of time and expenses
• Creating/improving documentation for troubleshooting
• Systems thinking – capability to correlate all essential causes and effects by getting the full picture, understanding the contingencies and pushing the right levers
• Technical skills to operate and maintain OpenStack
• Good knowledge of Kubernetes
• Good knowledge of Linux (CentOS/RedHat, Ubuntu, Suse)
• Good knowledge of Chef
• Good scripting skills (bash, python, etc)
• Icinga2 or other monitoring tool
• Experience with ELK, Logstash, Grafana, Jenkins, Gitlab
• Team player attitude, communication and cooperation within the team and line manager
• Learning Orientation – capability to develop the needed skills and knowledge in order to accomplish challenging objectives
• Passion for excellence – continuous interest in generating high-quality work output and in exceeding expectations
• Customer orientation
• Flexibility and commitment