Senior Enterprise Architect

About T-MobileT-Mobile US, Inc. (NASDAQ: TMUS), headquartered in Bellevue, Washington, is America’s supercharged Un-carrier, connecting millions through its strong nationwide network and flagship brands, T-Mobile and Metro by T-Mobile. Customers benefit from an unmatched combination of value, quality, and exceptional service experience.About TMUS Global Solutions TMUS Global Solutions is a world-class technology powerhouse accelerating the company’s global digital transformation. With a culture built on growth, inclusivity, and global collaboration, the teams here drive innovation at scale, powered by bold thinking.TMUS India Private Limited operates as TMUS Global Solutions.About the RoleThe Senior Systems Architect is responsible for designing and delivering enterprise-class business intelligence and system architecture solutions. This role ensures that platforms and systems meet strategic and operational needs, while aligning with enterprise technology standards and innovation goals. Working closely with development teams, principal architects, and leadership, the Sr Architect shapes scalable solutions, creates architectural guardrails, and mentors other team members. This individual is a key contributor in driving transformation, modernization, and execution of the organization’s enterprise data and systems strategy.What You’ll DoDesign, develop, and present system architecture and technical solution documents for BI and enterprise projectsBuild high-level solution designs (HLSDs) and contribute to capital assessment reviewsCollaborate with business and technology stakeholders to define requirements and align technical deliveryProvide architectural guidance during the RFI/RFP process and serve as a subject matter expert across domainsLead the development of architecture guardrails, process frameworks, and platform strategyMentor architects and technical teams on architecture standards, delivery best practices, and enterprise systems thinkingDevelop proofs of concept (PoCs), prototypes, diagrams, and technical documentation for new solutionsAssess data sources, validate design assumptions, and create test/validation scriptsSupport visual modeling of system functionality, technical flows, and infrastructure dependenciesCoordinate across enterprise functions to ensure systems interoperability, scalability, and business alignmentDrive decision-making around enterprise-wide systems and influence executive stakeholdersWhat You’ll Bring Bachelor’s degree in Technology, Computer Science, or a related field4-7 years of experience in system architecture, BI architecture, or enterprise data systemsDeep knowledge of databases (Teradata, Oracle, SQL Server, etc.) with an emphasis on TeradataStrong skills in system modeling, data modeling, SQL, and enterprise information architectureExcellent problem-solving, communication, and documentation skillsAbility to mentor peers, lead teams, and present technical strategies to both technical and business audiencesProficiency in architectural frameworks and diagramming standardsCross-functional collaboration and stakeholder management experience in large organizationsMust Have SkillsCloud Architecture: Experience designing and implementing solutions across AWS, Azure, and GCP, with a strong understanding of multi-cloud and hybrid cloud architectures.Infrastructure as Code (IaC): Proficiency in Terraform for automating cloud infrastructure and platform provisioning.Event Streaming & Messaging: Hands-on experience with Apache Kafka for building real-time, event-driven architectures.Relational Databases: Solid understanding and practical knowledge of PostgreSQL, MySQL, and Oracle databases.NoSQL Databases: Experience with DynamoDB, MongoDB, or Cassandra for handling unstructured and semi-structured data.CI/CD: Proficiency in GitLab CI for building robust and automated deployment pipelines.Strong expertise in Core Cloud Networking including VPC/VNet design, private endpoints, transit gateways, load balancing, and DNS.Proven experience with Secrets Management tools such as HashiCorp Vault and cloud-native solutions like AWS KMS, Azure Key Vault, and GCP KMS.Architect-level knowledge of Data & Messaging Backbone, with a focus on implementing caching solutions using Redis.Nice To HaveExperience with CRM, data pipelines, and system orchestrationFamiliarity with cloud-based data solutions and hybrid architectureExposure to Agile and Scaled Agile Frameworks (SAFe)Understanding of service delivery landscapes and enterprise tooling