Principal Software Engineer

About this role

This is a full-time onsite role based in the location(s) posted and is performed from the designated work location five days per week. No relocation is offered.

AT&T is transforming network operations through AI, automation, and software-defined technologies. We are seeking a Principal Software Engineer to help drive the next generation of intelligent operational platforms that power one of the world's largest telecommunications networks.

In this role, you'll help develop, integrate, validate, and automate enterprise platforms and operational systems that support network provisioning, service delivery, observability, orchestration, and autonomous operations. You'll work at the intersection of software engineering, telecommunications, AI, automation, and operational transformation, partnering with network engineering, architecture, operations, and development teams to deliver innovative solutions that improve reliability, scalability, and operational efficiency.

If you're passionate about leveraging AI and software automation to modernize large-scale telecommunications environments, we'd love to hear from you.

What You'll Do:

### Build Intelligent Network Automation Solutions

• Design, develop, test, and support AI-driven automation solutions that improve network operations, service delivery, and operational efficiency.
• Develop and enhance automation workflows leveraging APIs, orchestration platforms, enterprise systems, and AI technologies.
• Validate inventory synchronization, service orchestration, workflow execution, telemetry collection, and platform integrations.

### Develop & Validate Operational Platforms

• Build, deploy, and maintain N/N+1 lab environments supporting telecommunications platforms, automation systems, and OSS ecosystems.
• Create realistic test environments that replicate production network architectures and operational workflows.
• Support software upgrades, feature validation, interoperability testin...