Senior Linux System Administrator

About the role

We are seeking a Senior Linux System Administrator to join a high‑performing infrastructure team. This hybrid position supports large‑scale production environments, focusing on Linux administration, automation, virtualization, and data‑center operations.

Key responsibilities

• Administer, maintain, and troubleshoot Linux production environments at scale.
• Develop and maintain automation solutions using Bash and Python.
• Manage configuration management platforms such as Ansible, Puppet, or Chef.
• Support Kubernetes and container‑based infrastructure.
• Implement and maintain CI/CD tools and automation workflows.
• Troubleshoot complex infrastructure issues across OS, networks, virtualization, and applications.
• Manage core services including DNS, DHCP, LDAP, and Active Directory integrations.
• Support virtualized environments using VMware and KVM.
• Collaborate with engineering and infrastructure teams to improve reliability and scalability.

Required profile

• 4+ years of hands‑on Linux administration in production environments.
• Strong experience with RHEL, Rocky Linux, CentOS, or Ubuntu.
• Proficiency in Bash and Python scripting.
• Hands‑on experience with Ansible, Puppet, Chef, or similar tools.
• Experience supporting Kubernetes and containerized workloads.
• Solid understanding of networking concepts (TCP/IP, routing, switching).
• Experience with VMware and KVM virtualization technologies.
• Proven troubleshooting skills in complex enterprise settings.

Required skills

• Linux (RHEL, Rocky Linux, CentOS, Ubuntu)
• Bash scripting
• Python scripting
• Ansible
• Puppet
• Chef
• Kubernetes
• Docker (containerization)
• CI/CD tools
• DNS
• DHCP
• LDAP
• Active Directory
• VMware
• KVM
• TCP/IP, routing, switching