Linux Middleware Engineer – SaaS & FedRAMP

Unison; McLean (VA); On-site; USD 100,000 - 150,000; Full time

Job summary

Unison is seeking a Linux Middleware Systems Administrator to support Linux servers, middleware platforms, Talend services, SOA integrations, and database-connected apps in hosted SaaS environments.

You will maintain stable, secure, and available Linux and middleware systems, handle patching, monitoring, production support, deployments, and operational documentation, and collaborate with DBA, Hosting, Development, Security, and Support teams.

Qualifications

• 5+ years of Linux sysadmin experience in production/SaaS environments.
• Strong Red Hat Enterprise Linux expertise and hardening skills.
• Experience with middleware, SOA services, APIs, and data integration.
• Proficient in Tomcat/Apache components and JDBC-based databases.
• Ability to troubleshoot networks, certificates, and connectivity issues.

Responsibilities

• Administer, patch, and monitor Linux servers and middleware platforms.
• Support Talend components, including TAC, JobServers, and Runtime.
• Troubleshoot connectivity, databases, and application integration issues.
• Collaborate with DBA, Hosting, Development, Security, and Support teams.
• Participate in on-call rotation and maintain documentation.

Skills

Linux

Red Hat Linux

Middleware

Talend

Databases (PostgreSQL/MySQL)

Troubleshooting

Scripting (Bash, Python)

Education

Bachelor's degree in IT/CS/Engineering

Tools

Tomcat

Apache Karaf

Job description

Unison is seeking a Linux Middleware Systems Administrator to support Linux servers, middleware platforms, Talend services, SOA integrations, and database-connected apps in hosted SaaS environments.

You will maintain stable, secure, and available Linux and middleware systems, handle patching, monitoring, production support, deployments, and operational documentation, and collaborate with DBA, Hosting, Development, Security, and Support teams.