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Linux Architect

Systems Limited

RemotePolandseniorFull-time
Posted
today
Source
LinkedIn (remote, Europe)
Field
Engineering

Skills

KubernetesSecurityAnsibleRoadmappingPythonDevOpsAzureCI/CDLinuxAWSAI

Description

We are looking for a highly experienced Senior Linux Engineer to design, standardize, automate, and optimize enterprise-wide Linux platforms. This is a hands-on engineering role, focused on building reusable solutions and capabilities for Linux Operations and Infrastructure teams rather than performing day-to-day system administration. Responsibilities - Design and maintain enterprise-wide Linux platform standards and automated build solutions. - Develop standardized OS and container golden images for bare-metal, VMware, OpenShift, and cloud environments. - Manage and enhance Red Hat Satellite, Kickstart, PXE, DHCP, and Redfish for automated provisioning. - Engineer and optimize RHEL platforms, including kernel, CPU, memory, I/O, and network/TCP performance. - Define and implement Linux security, hardening, configuration, and compliance standards. - Develop monitoring and observability solutions for Linux OS and Dell/HPE server infrastructure, integrating with Splunk, ELK, SIEM, and AppDynamics. - Automate patching, firmware updates, configuration management, monitoring, and compliance using Ansible, Bash, and Python. - Develop AI-driven solutions to improve Linux engineering and BAU operations. - Support Linux platforms across OpenShift, VMware, Kubernetes, and cloud environments. - Act as a Level 3 escalation point for critical incidents and lead root cause analysis. - Collaborate with Infrastructure, DevOps, Security, Enterprise Architecture, and BAU teams to establish future-state Linux standards. - Work with technology vendors and service partners to drive platform improvements and roadmap initiatives. - Participate in a 24x7 on-call rotation for critical incidents. Requirements - Bachelor’s degree in Computer Science, IT, Engineering, or a related field, or equivalent experience. - 12+ years of experience in Enterprise Linux, including at least 5 years in Senior Linux Administration and 5 years in Linux Engineering. - Strong hands-on expertise with RHEL 6 onwards. - Extensive experience with Red Hat Satellite Server, preferably Kickstart. - Strong knowledge of PXE, DHCP, Redfish, and automated OS provisioning. - Hands-on experience creating standardized OS/container images across on-premises, VMware, OpenShift, and cloud environments. - Strong expertise in Red Hat OpenShift and experience with Kubernetes in cloud environments. - Proficiency in Ansible, Bash, Python, Packer, and CI/CD/DevOps technologies. - Strong understanding of DNS, NFS, NTP, SNMP, SMTP, Active Directory, TCP/IP, and Ethernet. - Strong Linux troubleshooting, kernel analysis, performance tuning, and optimization skills. - Experience with enterprise monitoring, logging, and SIEM solutions. - Strong understanding of Linux security hardening and configuration management. - RHCE certification required; RHCA is a plus. - AWS/Azure certifications are advantageous.

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