**This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.**

Join AT&T and help shape the future of communications and technology that connect the world. We value innovators who seek to explore the unknown and challenge the status quo. Bring your bold ideas and fearless spirit to redefine connectivity and transform how people share stories and experiences. At AT&T, you won’t just imagine the future—you’ll build it.

This Expert Systems Engineer role sits at the center of the team responsible for **how network usage is processed, rated, and monetized at scale** , supporting revenue‑critical systems across the enterprise. As a technical leader within the Charging & Usage domain, you will own the architecture and technical direction of high‑volume, performance‑sensitive platforms while helping drive **AI‑enabled modernization and platform evolution** . While your primary focus is char...