Principal Solution Architecture

About the role

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. AT&T will not hire any applicants for this position who require employer sponsorship now or in the future.

As a Principal Solution Architect - Networking, you will serve as the senior technical authority responsible for defining the future state architecture, design standards, and technology strategy for enterprise networking platforms across hybrid cloud and multi-cloud environments. You will lead the development of scalable, secure, resilient, and highly automated networking solutions that support AT&T's most critical business applications and infrastructure.

Responsibilities

• Define and lead the enterprise networking architecture strategy across hybrid cloud, multi-cloud, and on-premises environments.
• Develop reusable network patterns, reference architectures, and automation frameworks that establish standards and best practices across the organization.
• Drive the evolution of networking platforms to improve service resiliency, operational efficiency, and infrastructure consolidation initiatives.
• Architect highly available, scalable, secure, and fault-tolerant network solutions supporting mission-critical applications and services.
• Establish long-term technology roadmaps and networking standards aligned with business objectives and enterprise strategy.
• Lead the design and adoption of cloud networking, network virtualization, software-defined networking (SDN), and automation technologies.
• Provide technical leadership and architectural governance for routing, switching, control plane technologies, network security, and distributed systems.
• Partner closely with engineering, infrastructure, security, application development teams, cloud providers, and executive leadership to align technology decisions and enterprise standards.
• Evaluate emerging networking technologies and drive innovation through automation, orchestration, and modern infrastructure practices.
• Mentor architects and engineering teams while providing expert guidance on complex networking challenges and strategic initiatives.
• Influence the technical direction of AT&T at enterprise scale by creating the foundational networking capabilities used across the company.

Requirements

• 7+ years of expert-level experience designing and architecting large-scale enterprise networking environments.
• Deep knowledge of hybrid cloud and multi-cloud networking architectures.
• Strong expertise in routing and switching technologies, network protocols, and control plane design.
• Experience with software-defined networking (SDN), network virtualization, and infrastructure automation.
• Advanced understanding of network security architecture and secure-by-design principles.
• Proven experience designing highly available, resilient, and scalable network solutions for mission-critical environments.
• Experience building networking strategies that support infrastructure consolidation, service resiliency, and operational excellence initiatives.
• Strong knowledge of cloud networking services across major public cloud platforms.
• Experience with automation, orchestration, and Infrastructure as Code (IaC) methodologies.
• Understanding of large-scale distributed systems and the networking requirements that support them.
• Demonstrated ability to establish enterprise standards, architectural governance processes, and technology roadmaps.
• Strong collaboration, communication, and executive presentation skills with the ability to influence senior technical and business leaders.
• Experience leading cross-functional architecture initiatives involving engineering, security, infrastructure, and application teams.

Qualifications

• Experience architecting enterprise networking solutions in Fortune 500 or similarly large, complex environments.
• Advanced expertise in cloud-native networking and multi-cloud connectivity strategies.
• Experience implementing network automation platforms and software-driven operations.
• Knowledge of emerging networking technologies, observability platforms, and modern infrastructure practices.
• Industry certifications in networking, cloud architecture, or security architecture.

Pay

$155,400.00 - $261,100.00 USD Annual. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

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

Schedule

Full-time office role. Weekly Hours: 40. Location: Alpharetta, Georgia; Atlanta, Georgia; Bothell, Washington; Plano, Texas; Dallas, Texas.