Linux AdministratorLocation: Des Moines, Iowa, United StatesClient: State of IowaVISA STATUS: US CITIZEN AND GREEN CARDThis is a 3 month contract with the possibility of extension. Must have clear and proficient written and verbal communication skills. We have need of senior Linux System Administration support, with skills in the following areas:RedHat/CentOS & Ubuntu system administrationMajor and minor OS upgradeScripting languages, including bash and PythonAnsible automationGit repository managementVMware/deployment methodsPhysical server maintenance, include iDRACImplementing system security best practicesAuthentication protocols/methods including KRB, SSSD, A/D, LDAPProficient written and verbal communicationOn specified RedHat/CentOS and Ubuntu servers and desktops: plan, execute document and share methodsContractor Tasks:Individual Systems Update (100+ Systems)SecurityUninstall FireEye HX agentInstall/configure M.S.
DefenderReview/implement 3rd party recommendationsScheduled jobs analysisValidate/analyze boot files (inittab, systemd, rc.x)Compare /home to passwd fileReview/convert chronyd configurationsMigrate Ubuntu Desktops to current version (10 Systems)Upgrade/migrate Linux servers to latest OS (10 Systems)Ansible bash-to-yaml conversionReview/Improve logging (syslog-ng)Review A/D integration (Kerberos with SSSD; LDAPS; OUs)Replace SSL Certificates (20 Systems)