System Reliability Engineer

Avaron AB is a growing consultancy focused on technology, finance, and business support. We match your expertise with the market's most interesting assignments, offering a platform where your professional development is central.

We are looking for a System Reliability Engineer to support a client working with mission-critical infrastructure in a network security focused environment. You will contribute to infrastructure-as-code initiatives, modernize Linux platforms, and ensure reliable operations of core network services in a distributed automation setup.

• Deliver infrastructure-as-code improvements for platform and service automation
• Migrate services from CentOS to Ubuntu
• Rewrite and maintain Ansible playbooks for DNS, DHCP, and RADIUS workflows
• Ensure services function reliably with a distributed architecture using Ansible AWX execution nodes across different network security zones
• Support operations and continuous improvements for critical Linux-based services

• Minimum 5 years of professional experience as a Linux System Administrator or Engineer
• Strong Linux expertise (CentOS, Debian, Red Hat, and/or Ubuntu)
• Hands-on experience with infrastructure-as-code tools such as Ansible, Puppet, or Salt
• Experience managing LDAP services (for example OpenLDAP)
• Proficiency in scripting using Bash and Python
• Experience working with version control systems such as Git
• Familiarity with image building tools such as HashiCorp Packer
• Experience with virtualization platforms such as oVirt, Proxmox, Nutanix, or VMware
• Knowledge of distributed storage solutions such as Ceph or GPFS (file, block, and/or object storage)
• Experience managing DNS/DHCP (for example PowerDNS, ISC DHCP, or ISC Kea)
• Experience with automation platforms such as AWX, AAP, or Rundeck
• Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience)

• Certifications such as RHCE, LPIC-3, and/or LFCS

Selections are made on an ongoing basis, so we recommend that you apply as soon as possible.