Senior Linux Systems Administrator - Datacenter Infrastructure
Tasks
- Administer DNS and Postfix
- Administer Puppet and Cobbler
- Analyze kernel bottlenecks and tune performance
- Configure LVM and storage volumes
- Configure Squid proxy
- Configure and optimize RHEL performance
- Create shell automation scripts
- Develop automation with Ansible
- Develop automation with Perl
- Develop automation with Python
- Document procedures and provide remote guidance
- Execute infrastructure patching processes
- Follow change management and production protocols
- Implement monitoring with Nagios or Prometheus or PRTG
- Lead RHEL administration
- Maintain EDR and SIEM agents
- Maintain Elastic Stack
- Manage HPE ProLiant lifecycle upgrades
- Manage HPE SAN zoning and provisioning
- Manage RHEL KVM virtualization
- Manage Rundeck workflows
- Manage fiber channel switch operations
- Operate NTP Chrony
- Orchestrate reboots and manage reboot scheduling
- Perform firmware upgrades and remote diagnostics via iLO
- Provision and troubleshoot virtualization boot issues
- Respond to incidents and service requests
- Support CVE remediation SLAs
Perks/Benefits
- N/A
Skills/Tech-stack
Ansible | Bash | CVE remediation | Chrony | Cobbler | DNS | EDR | Elastic Stack | Enterprise Linux | Fiber Channel | Fiber channel switches | Fibre Channel | Firmware | HPE Alletra | HPE Primera | HPE ProLiant | ILO | KVM | Kernel tuning | LVM | NAT | NTP | NTP Chrony | Naemon | Nagios | Networking Fundamentals | PRTG | Perl | Postfix | Prometheus | Puppet | Python | Red Hat | Red Hat Enterprise | Red Hat Enterprise Linux | Rundeck | SIEM | Squid | Storage zoning | VLAN | VLAN Trunking
Education
N/A
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