Senior Solutions Architect - Federal Cloud & Security Lead

AT&T; Chantilly (VA); On-site; USD 174,000 - 261,000; Full time

Benefits offered by this job

Medical/Dental/Vision coverage

401(k) plan

Tuition reimbursement program

Paid Time Off and Holidays

Paid Parental Leave

Disability Benefits

Life and Accidental Death Insurance

Employee discounts up to 50% on AT&T |

Job summary

AT&T Global Public Sector in Chantilly, VA seeks a Principal Solutions Architect to lead the end-to-end program solution architecture for a critical federal initiative. You will coordinate across security, cloud, network, OSS/BSS, and operations to align requirements with technical implementations.

The role requires 15+ years of enterprise IT and federal experience, strong architecture governance, and the ability to present executive briefings.

Qualifications

• Bachelor's degree in Engineering, Computer Science, Information Systems, Telecommunications, or a related technical field.
• Minimum 15 years of experience designing and integrating large-scale enterprise IT, telecommunications, cloud, or network solutions.
• Experience serving as a lead architect on complex federal programs.
• Demonstrated experience developing enterprise architecture frameworks and integrated technical solutions.
• Strong knowledge of network architecture, cloud platforms, cybersecurity, automation, and service management systems.
• Experience supporting large-scale network modernization and digital transformation initiatives.
• Ability to obtain and maintain required government security clearances.

Responsibilities

• Serve as the lead architect for the overall program solution architecture.
• Support the Chief Engineer in developing and maintaining the technical vision, architecture roadmap, and engineering strategy.
• Define and maintain the enterprise architecture framework governing the FENS solution.
• Ensure integration across network, security, cloud, OSS/BSS, monitoring, automation, service management, and operational platforms.
• Evaluate architectural alternatives and perform technical trade studies to support engineering decisions.
• Establish architecture standards, design patterns, and engineering best practices.
• Lead architecture review boards and technical design reviews.
• Ensure consistency between functional requirements, operational requirements, and technical implementation approaches.
• Coordinate solution architecture activities across all engineering disciplines.
• Support requirements analysis, system decomposition, interface definition, and technical allocation activities.
• Assess technical risks and develop mitigation strategies for complex architectural challenges.
• Work closely with peers across security, engineering, testing and operations teams to ensure design readiness and operational supportability.
• Validate solution scalability, resiliency, security, maintainability, and performance objectives.
• Support transition planning and operational readiness activities.
• Provide executive-level technical briefings and architecture recommendations to program leadership and stakeholders.

Skills

Enterprise architecture

Cloud platforms

Network architecture

Security

Automation

SD-WAN

Technical leadership

Education

Bachelor's degree in Engineering or related field

Master's degree in Engineering or related discipline

Tools

TOGAF certification

CISSP

AWS Solutions Architect

Azure Architect

PMP

Job description

AT&T Global Public Sector in Chantilly, VA seeks a Principal Solutions Architect to lead the end-to-end program solution architecture for a critical federal initiative. You will coordinate across security, cloud, network, OSS/BSS, and operations to align requirements with technical implementations.

The role requires 15+ years of enterprise IT and federal experience, strong architecture governance, and the ability to present executive briefings.