Principal Platform Engineer

About T-Mobile :

T-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 Role :

The Senior Platform Engineer is a key technical leader responsible for designing, developing, deploying, and optimizing platform services that support critical data workloads. This role blends platform architecture with hands-on engineering — focusing on performance, security, automation, cost-efficiency, and a stellar developer experience. Working within agile teams, this engineer collaborates cross-functionally with engineering, data, and product stakeholders to advance platform capabilities and align infrastructure with business strategy.

This position plays a crucial role in enabling operational excellence, innovation, and strategic growth through robust platform solutions.

What You’ll Do :

• Design, develop, and deploy platform services to improve performance, security, and cost optimization
• Enhance and maintain infrastructure to efficiently handle core data workloads
• Collaborate across engineering, data, and product teams to expand platform capabilities
• Build automation pipelines to support deployment and developer experience at scale
• Ensure the security and resilience of platform architecture and implementation
• Work within Agile frameworks to streamline platform engineering and delivery
• Contribute to cross-functional projects and support strategic technology initiatives
• Participate in platform lifecycle planning, observability, and cost management
• Perform other responsibilities and projects as assigned by leadership

What You’ll Bring :

Must Have Skills :

Nice To Have :