AT&T · 15 hours ago
Principal System Engineer
Dallas, TX
Full-time
Onsite
Senior Level, Lead/Staff
$180K/yr - $261K/yr
5+ years expAT&T is a leading telecommunications company seeking a Principal System Engineer. The role involves translating core architecture for business requirements into technical solutions, providing technical enablement, and driving design decisions while working with cloud platforms and high-volume applications.
Telecom & CommunicationsEnterprise SoftwareAppsCollaborationCommunications InfrastructureMobileService IndustryTelecommunicationsWireless
Responsibilities
Responsible for translating the core architecture for business requirements into the final technical solution (platform, network, software, cloud, etc.) through functional, performance, and reliability analysis using engineering models and techniques, primarily through software development throughout the vertical stack
Define designs
Provide technical enablement for application components and subsystems for an Application(s)
Drive important design decisions for development team
Elaborate the design and interfaces for specific components including defining subsystems and their interfaces, allocating responsibilities to subsystems, understanding solution deployment, and communicating requirements for interactions with solution context
Align development teams to a shared technical direction and partner with those teams in elaborating the Solution and its interfaces
Validate technology assumptions and evaluate implementation alternatives
Establish critical NFRs at the solution level and participate in the definition of others
Create and enable the Continuous Delivery Pipeline including participating in planning, definition, and high-level design of the system solution and exploring alternatives
Develop the Architectural Runway in support of new business Features and Capabilities
Work with portfolio stakeholders and Solution and Enterprise Architects to develop, analyze, split, and realize the implementation of enablers
Participate in project planning, system and solution demos, and retrospective workshops
Understand technical characteristics of and assist with architectural integration of external components, systems, and platforms
Build sophisticated applications and APIs in Cloud and hybrid cloud environments at large scale in JavaScript and React JS
Work with high-volume websites and high-velocity transactions and design systems that can handle the demands of real-time or near-real-time data
Utilize observability tools including APM (Dynatrace, NewRelic) and analytics platforms (Google Analytics, Adobe Analytics)
Identify and solve performance bottlenecks of web pages at 90th + percentile with under 3 seconds load time and apply understanding and practical application of networking architecture principles and security: caching and content delivery (CDN)
Work with cloud platforms including Azure, AWS, and Google Cloud to architect and implement scalable, high performance, and efficient solutions
Utilize Synthetic Monitoring tools for analyzing and optimizing Front end performance metrics
Qualification
Required
Requires a Bachelor degree, or foreign equivalent degree, in Computer Engineering, Computer Science, Applied Science, or Electronic Engineering
5 years of progressive, postbaccalaureate experience in the job offered, or 5 years of progressive, postbaccalaureate experience in a related occupation building sophisticated applications and APIs in Cloud and hybrid cloud environments at large scale in JavaScript and React JS
Working with high-volume websites and high-velocity transactions and designing systems that can handle the demands of real-time or near-real-time data
Utilizing observability tools including APM (Dynatrace, NewRelic) and analytics platforms (Google Analytics, Adobe Analytics)
Identifying and solving performance bottlenecks of web pages at 90th + percentile with under 3 seconds load time
Applying understanding and practical application of networking architecture principles and security: caching and content delivery (CDN)
Working with cloud platforms including Azure, AWS, and Google Cloud to architect and implement scalable, high performance, and efficient solutions
Utilizing Synthetic Monitoring tools for analyzing and optimizing Front end performance metrics
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
Company
AT&T
AT&T is a telecommunications company that provides wireless communications, internet and digital television services.
10001+ employees
H1B Sponsorship
AT&T has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (575)
2024 (586)
2023 (282)
2022 (450)
2021 (271)
2020 (162)
Funding
Current Stage
Public CompanyTotal Funding
$5.04BKey Investors
National Telecommunications and Information Administration
2025-09-19Post Ipo Debt· $5B
2024-02-12Grant· $42.3M
2023-01-19Grant· $2.2M
Leadership Team
Jeremy Legg
Chief Technology Officer
Pascal Desroches
Senior Executive Vice President and Chief Financial Officer
Recent News
2026-02-12
2026-02-12
Company data provided by crunchbase