GRNET S.A. provides Internet connectivity, high-quality e-Infrastructures and advanced services to the Greek Educational, Academic and Research community, aiming at minimising the digital divide and at ensuring equal participation of its members in the global Society of Knowledge. GRNET provides advanced services to the following sectors: Education, Research, Health, Culture.
We are currently looking for a passionate Sysadmin Engineer to work on designing, implementing and providing advanced operational support for service, server, virtualization and computing/storage service solutions.
With this position you’ll have to develop automation for repetitive tasks, manage CI/CD pipelines for a number of services, monitor hosts and services to identify performance issues, organise upgrades for services, improve security of services, while participating in the design and deployment of new services.
You will be part of a talented team of engineers that demonstrate superb technical competency, delivering mission critical services and ensuring the highest levels of availability, performance and security. The team members are professionals, with a mindset to innovate, automate, streamline, and provide value to GRNET and to the users of the offered services.
Requirements
Your tasks:
● Install, configure, test and maintain operating systems, application software and system management tools
● Implementation of changes such as deployments, migrations, maintenance
● Deploy updates and fixes
● Maintain security, backup, and redundancy strategies
● Provide 2nd line support on development teams.
● Proven working experience (at least 1 year) in administration of the Linux operating system (including security, firewall) and in particular RedHat derivatives and Debian.
● Experience (at least 1 years) with code repository management, code merge and quality checks, continuous integration, and automated deployment and management using tools like Jenkins, Git and Docker.
● Basic Knowledge in configuration Management such as Ansible,
● 1-year experience in relevant field
Will be considered a plus:
● Good knowledge of networking fundamentals and Network configuration management (IPv4 & IPv6)
● Familiarity with RBDMS databases (MySQL, Postrgres)
● Experience in installation, configuration, management, optimization of Monitoring Systems (Nagios, Icinga etc)
● Experience in supporting stack with proxying/load balancing based on Apache, Nginx, HAproxy
● Experience in configuration, management and optimisation of MongoDB and relating Replication, High-Availability procedures
● Knowledge of Backup-Restore, Replication, High-Availability procedures for relational open source databases
● Experience with test automation and test-driven development
● Experience with graphing/metrics/logging tools
● Working with agile methodologies
Personal Characteristics:
● Creativity, innovation spirit and team player
● Dynamic personality and ability to accept challenges
● Enthusiasm, persistence and willingnes to ensure the consistent delivery of results within established deadlines,
Benefits
What we offer:
● Opportunities for International collaborations
● Opportunities for development of personal skills through training and conferences
● Modern, friendly and innovative working environment
GRNET is an equal opportunity employer that is committed to diversity and inclusion in the workplace. People with a diverse range of backgrounds are encouraged to apply. We do not discriminate against any person based upon their race, age, color, gender identity and expression, disability, national origin, medical conditions, religion, parental status, or any other characteristics protected by law.
All applications will be treated with strict confidentiality.
