AT&T is one of the world's largest telecommunications companies, headquartered in Dallas, Texas, and founded in 1885. The company operates an extensive network infrastructure across the United States, providing high-speed wireless and fiber internet services to consumers and integrated communication solutions to businesses. Its technical work spans 5G network development, fiber internet infrastructure, cybersecurity, AI-driven security, and cloud-based services.
With over 200,000 employees in the United States, AT&T maintains operations at significant scale, connecting millions of people, businesses, and devices daily. The company's engineering and technology teams work across domains including network architecture, digital services, and cybersecurity - areas that represent core growth priorities alongside its established wireless and fiber business.
Beyond its core products, AT&T runs supplier diversity programs, educational initiatives, and provides support for first responders, reflecting commitments that extend into the communities where it operates.