Senior Infrastructure Engineer - Linux & VMware

Senior Specialist - System Management Deputation to Norway Position 1 Senior Infrastructure Engineer Linux VMware 1216 Years Role Summary We are looking for a highly experienced Senior Infrastructure Engineer with strong expertise in Linux and VMware environments capable of managing complex enterprise infrastructure landscapes The role involves end to end responsibility for OS administration virtualization automation security and close alignment with database storage and application teams in a mission critical environment Key Responsibilities Linux OS Management Primary Focus Manage upgrade and patch Linux servers across environments Troubleshoot complex OSlevel issues performance degradations and stability concerns Proactively manage CPU memory disk and filesystem bottlenecks Handle user and access administration in line with security policies Address vulnerabilities and security findings through structured remediation and patching Manage and operate Katello for automated patching and lifecycle management Virtualization Platform Management Manage and maintain VMware infrastructure vCenter ESXi virtual machines Perform capacity planning resource optimization and VM lifecycle operations Support VM provisioning resizing and decommissioning activities Automation Configuration Management Manage Puppet for configuration compliance and standardization Ensure infrastructure consistency through automation and reusable configurations Operations ITSM Handle Incidents Changes and Service Requests in line with ITIL processes Participate in root cause analysis RCA and continuous improvement initiatives Support application upgrades on request in coordination with stakeholders Cross Domain Infrastructure Responsibilities Working knowledge expected Support Oracle Database administration including patching and upgrades in collaboration with DB teams Manage backup and monitoring across infrastructure components Administer HP server hardware firmware upgrades and break fix activities Manage SAN switches and SAN storage including zoning and troubleshooting Required Skills Experience 1216 years of experience in Linux system administration in large enterprise environments Strong hands on experience with VMware infrastructure Experience with Puppet Katello and automated patching tools Solid understanding of infrastructure security and vulnerability management Exposure to Oracle Database administration patching upgrades Experience working in 24x7 production support environments Strong troubleshooting ownership and stakeholder communication skills