Linux Administrator

Location & Employment

This role is being done onsite Monday through Friday in Irvine, California. It is a permanent role with full benefits and does not sponsor immigration. Only candidates with permanent authorization to work in the U.S. (U.S. citizens or Green Card holders) are considered.

• Proactive, handling issues as they arise.
• Team‑oriented, not focused on personal ego.
• Enjoys problem solving and building things from scratch.

We are seeking a Linux Administrator who owns the build, configuration, and deployment process. The position involves working with Kubernetes & Ansible, and benefits from a solid Windows Administration background (AD, Exchange, etc.).

• Updating & managing the entire update and deployment environment.
• General deployments, baselining with Ansible, and updates through Ansible.
• Fine‑tuning gaps in the build, configuration, & deployment process.
• Monitoring, maintenance, installation, upgrades, and end‑user support on Windows Domain servers and related hardware & software infrastructure across multiple sites.

• Support Linux workloads on virtualized hyperconverged and cloud platforms.
• Perform account creation and maintain PAM configurations.
• Apply OS updates and security patches at both the individual server level and cluster level.
• Create and maintain documentation, runbooks, and troubleshooting guides.
• Perform daily backup operations, ensuring all required file systems and system data are backed up to the appropriate media and that media is recycled.
• Manage Office 365 tenant: assign licenses, enable/disable features, troubleshoot issues, and perform compliance reviews.
• Enroll and manage devices in the MDM solution.
• Create documentation supporting administrative duties in a centralized shared location.
• Undertake project work—install new Windows and Linux‑based systems, servers, and services for specific uses and purposes.

• At least 5 years of System Administration experience, with a breadth of experience; ideally as the sole Sys Admin.
• At least 4 years of Linux OS and Linux Administration experience.
• Experience with delegation and security group strategies to support least privilege access control and auditing policies.
• Experience with DHCP, File and Storage, Print and Document, Remote Desktop, Volume Activation, Web Server, and Windows.
• Experience owning the build & deploy process, including Kubernetes & Ansible.