Description

You will provide senior-level Linux system administration support for a three-month contract focused on OS upgrades, security implementations, and automation.

Responsibilities

• Execute major and minor OS upgrades for RedHat/CentOS and Ubuntu servers and desktops.
• Manage security tasks including FireEye HX agent uninstallation, Microsoft Defender configuration, and SSL certificate replacement.
• Convert existing Bash scripts to Ansible YAML playbooks to improve automation.
• Perform system audits by validating boot files, analyzing scheduled jobs, and reviewing chronyd configurations.
• Maintain authentication integrity by reviewing Active Directory integration via Kerberos, SSSD, and LDAP.

Required Skills

• 5+ years of experience in Linux system administration.
• Proficiency with RedHat/CentOS and Ubuntu environments.
• Hands-on experience with Ansible automation and Git repository management.
• Strong scripting skills in Bash and Python.
• Experience with VMware deployment methods and physical server maintenance using iDRAC.
• Knowledge of authentication protocols including KRB, SSSD, A/D, and LDAP.
• Ability to implement system security best practices and manage syslog-ng logging.

Preferred Skills

• RHCE certification.

Key Skills

Education

Any Graduate