Linux Middleware Systems Administrator – SaaS Ops

Unison is seeking a Linux Middleware Systems Administrator to manage Linux servers and middleware platforms in hosted SaaS environments. You will handle administration, patching, monitoring, and production support for Talend components such as TAC, JobServers, Runtime, ESB, Tomcat, and Karaf.

The role emphasizes troubleshooting connectivity, databases (PostgreSQL/Oracle/MySQL), and security hardening. Candidates should have 5+ years in Linux admin roles and be prepared for on-call rotation.