**Job Description:** **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.** **What you'll do:** Join a strategic initiative to transform our broadband device software development organization. As a Software Engineer, you will contribute to the development of high-quality, innovative software for the next generation of broadband gateways serving 15 million+ customers. You will leverage your expertise to drive technical excellence, integrate AI solutions, and champion a quality-first approach to software delivery. Your individual contributions will help differentiate our software in a highly competitive market and play a vital role in shaping industry-leading products. Embedded Linux Software development for Broadband Customer Premise Equipment (CPE). + MigratingCPEfrom a proprietarysoftwareplatform to an OpensourcePrplware(OpenWRT) basedsoftware solution. + Design, Develop and Documentexisting systems to improve reliability and develop new innovative features. + Software development for new Hardware withcutting-edgefeatures and technology. + Manage ongoing software architectural updates that include newPrplware,OpenWRTand Linux Kernel versions. + Development in an Agile environment with up to 5 releases a year. + Develop automated testing tovalidatenew features. + Develop applications to run in a Lifecycle Management (LCM) containeron the Broadband CPE. **What you'll bring:** + Knowledge of Linux operatingsystem, process execution, multi-process environments, inter-process communication. Good understanding of networking fundamentals, UDP/TCP basics, packetflow through the Linux packet processing stack.Understanding ofLinuxfirewalland routing concepts. Knowledge of common networking protocols: DHCP, DNS. Familiarity withtcpdumpand network protocol analysis. + Knowlegeofwificoncepts, AP and station roles,associationand authentication ofwifistations, configuration ofssids. + Familiarity with thegcctoolchain and debugging stack traces. Familiarity with syslog and logging concepts. + Experience in an Agile development environment. + Extensive experience with C programming.Familiarity with standard C libraries, and other common libraries likelibssl,libcrypto,libcurl. Knowledge ofprplwarelibraries. Familiarity with theOpenWrtbuild system, and its IPC mechanismubus,overlayfs, and its config system UCI. + 7+ years of experience in embedded software development. + Track recordof creatinginnovative solutions and new applications throughthe design,development, andcoding forinnovative Consumer and businessapplications. **What you'll need:** + Bachelorsdegree (BS/AA)desiredin Computer Scienceor equivalent. **What we offer:** + A pivotal leadership role in reshaping our broadband software capabilities. + Opportunity to build a modern, AI-augmented engineering culture. + Direct impact on millions of customers and the company’s market position. + Competitive compensation and benefits. Our **Principal Software Engineers** earn between  $174,100.00 - $261,100.00 USD Annual. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.  ​ **Joining our team comes with amazing perks and benefits:** + Medical/Dental/Vision coverage  + 401(k) plan  + Tuition reimbursement program  + Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)  + Paid Parental Leave  + Paid Caregiver Leave  + Additional sick leave beyond what state and local law require may be available but is unprotected  + Adoption Reimbursement  + Disability Benefits (short term and long term)  + Life and Accidental Death Insurance  + Supplemental benefit programs: critical illness/accident hospital indemnity/group legal  + Employee Assistance Programs (EAP)  + Extensive employee wellness programs  + Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, + AT&T internet (and fiber where available) and AT&T phone. \#LI-Onsite – Full-time office role- Ready to join our team? Apply today. **Weekly Hours:** 40 **Time Type:** Regular **Location:** Dallas, Texas **Salary Range:** $174,100.00 - $261,100.00 It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. AT&T will consider for employment qualified applicants in a manner consistent with the requirements of federal, state and local laws We expect employees to be honest, trustworthy, and operate with integrity. Discrimination and all unlawful harassment (including sexual harassment) in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected veteran status or employment status