System One has an exciting
System Admin opportunity with a partner in the Tulsa, OK area. The qualified candidate will possess at least 5 years of in-depth use of virtualization technologies in a on prem setting.
Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. This position is not open to corp-to-corp, subcontractor or independent consulting arrangements.
Initial Responsibilities
- Server Maintenance : Execute procedures such as patching.
- Automation Configuration and Troubleshooting : Ansible, RedHat Satellite, Puppet
- Review Reports : Analyze vulnerability reports and access logs.
- Incident Management and Response
- Troubleshooting : RedHat Linux OS, Automation configuration
- Server Builds.
Must Haves
Linux Administration : Experience with the RedHat ecosystem.Local Firewall Configuration : Using firewalld and iptables.Domain Integration : Experience with sssd and realmd.Network Configuration : Checking network settings, configuring DHCP and static IP.Package Management : Using yum / dnf.Logging : Familiarity with system log files, journalctl, log rotation and forwarding.Storage Management : Experience with LVM, local storage, SAN storage (multipath configuration), and file systems (XFS, ext4, NFS, CIFS).File Transfer : Using openssh (SFTP), rsync etcSELinux : Enabling, disabling, checking for denials, and configuring.Excellent customer serviceSupport internal application and development teams.Automation / Configuration Management / Infrastructure as Code :Red Hat Satellite or ForemanAAP or AWXPuppetYAMLScripting :Shell scripting (bash)PythonTroubleshooting :Authentication / authorization issues : Checking log files, local user accounts, and domain accounts.Permission issues.Storage issues.Performance issues.Networking issues : Familiarity with ping, nslookup / dig, nmap. netcatSELinux.Nice to Have
SSL Certificates :Basics : Base64 encode certs, Java keystores (JKS, PKCS12).Checking certificates by URL and files : Using openssl, Java keytool.VMware :Logging into servers over VMware console.Extending resources : CPU, RAM, storage.Adding rescue boot ISO and booting server in rescue mode.ContainersDocker / podmanKubernetes / OpenShiftOperator installation and maintenanceArgoCDHelmRef : #208-Rowland Tulsa