Red Hat Linux Administrator

Website Dicoverer

WHO ARE WE:
Dicoverer is a Petascale supercomputer capable of executing more than 4,2 Petaflops Rmax and over 6 petaFLOPS Rpeak
PetaSC Bulgaria is a legal consortium combining the knowledge of our organizations and more than 15 years of experience in applied science. Founders of the organization are Sofia Tech Park, National Center for Supercomputing Applications and the Strategic Center for Artificial Intelligence.
Our experience is concluding the operations of 2 supercomputers (IBM Blue Gene/P and HP HPC cluster. We also have been participating in 6 PRACE programs by delivering more than 13 projects in cooperation with our partners from PRACE.
Our main objective is to foster better science for industrial applicability and facilitate the development of the next level European economy.

KEY RESPONSIBILITIES AND DUTIES:
Management of Red Hat server environment including server builds, configuration, hardening, patching, upgrades, and ongoing maintenance including backup and recovery, and business continuity / DR.
Troubleshoot and resolve system-related issues.

Work closely with the application administration team , application development clients , and database management teams to resolve application/database service delivery issues.
Use automation, orchestration, and scripting tools to manage existing and future systems.
Monitor and maintain operational aspects of virtualization environments (VMware ESXi, RedHat).
Evaluating and applying system and security patches to ensure the security and stability of the environment
Monitoring system performance or event logs for normal operations.
Monitoring of all reporting and visualization tool related to data center and Supercomputer nodes.

MAIN REQUIREMENTS:
1+ years relevant experience
Experience with Red Hat Linux system administration
Experience in the use of SSL offloading, load balancing
Excellent fault diagnostics and troubleshooting skills

Average knowledge of the Red Hat distribution (the package system, Errata, etc.).
Experience with Red Hat Satellite system and Linux VM provisioning.

Good coordination and communication skills
Fluency in English

WILL BE CONSIDERED A PLUS:
VMWare administration and experience with Nagios (Check_MK) monitoring will be considered as a plus.
Some experience with GitLab.
Configuration Management Experience with Puppet.
Some experience with Red Hat Ansible.
Some experience with EasyBuild

WE OFFER:
Excellent opportunities for professional and career development in one of the leading industry Hipper Power Computing.
Excellent opportunity for networking and exchange with all Euro HPC entities.
On-going training and rotation with all Euro HPC hosting entities.
High working standards, interesting and dynamic job.
Suitable working time and perfect location.

To apply, please send your CV in English.

For more information:
Kiril Kirilov, Chief Operating Officer
„Discoverer“
Mail: k.kirilov@sofiatech.bg
Phone: +359887251709
For submission of documents:
office@sofiatech.bg

Deadline: 04.06.2021

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