System Administrator - Linux
Workplace: Stockholm, Sverige
Expires: November 15, 2025
We are seeking an experienced (senior) Linux system administrator responsible for the customer's system environment including servers, clients, and storage. This can involve either physical hardware or virtual Data Centers. The role includes installation, configuration, maintenance, and troubleshooting of operating systems, services, software, and hardware on both servers and clients. As a consultant at Centric, you get secure employment and gain valuable work experience on assignments for our clients. Your consultant manager supports your development as you continuously acquire new experiences and knowledge. An excellent opportunity to advance your career.
Main requirements:
- Experience with Linux servers in virtualized environments
- Experience with Linux servers in cluster environments
- Experience with Puppet and Ansible automation tools
- Strong problem-solving skills
- Strong communication skills
- Experience with MySQL and/or MariaDB
- Very good knowledge of Shell, Perl, and/or Python scripting
Responsibilities:
- Install, configure, and maintain various Linux distributions such as Ubuntu, CentOS, RHEL, Debian used in Enterprise environments
- Install, configure, maintain, and troubleshoot system services including DNS, RADIUS, NTP, DHCP, LDAP, MySQL, MariaDB, PHP, Apache, Nginx, Puppet, Ansible, NAS, SAN, EMC, NMS systems
- Install, configure, and maintain Linux applications needed in Telecom Enterprise environments, including IMS and Radio applications not based on Ericsson Nodes
- Develop infrastructure to support business requirements and regularly troubleshoot systems to resolve issues
- Plan, propose, and implement systems for automation
- Perform hardware inventory
- Manage service layers
- Document various systems clearly to be understandable by others and keep documentation updated
- Close collaboration with STS Stockholm groups such as Network Team, IMS Team, and Radio Team
Required hard skills:
- Linux server administration in virtualized and clustered environments
- Puppet configuration management
- Ansible automation
- MySQL and/or MariaDB database management
- Shell scripting
- Perl scripting
- Python scripting
Recommended hard skills:
- Experience with IMS and Radio applications in Telecom Enterprise environment
- Knowledge of NAS, SAN, EMC storage systems
- Experience with NMS systems
Soft skills:
- Strong problem-solving abilities
- Good communication skills
Coding languages:
- Shell
- Perl
- Python
Frameworks:
- Puppet
- Ansible
Operating systems:
- Linux distributions: Ubuntu, CentOS, RHEL, Debian
Natural languages:
- Swedish (Proficient)
- English (Proficient)
Cultural skills:
- Team collaboration
- Continuous learning mindset
- Customer-focused consultancy approach
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