Sr. Systems Reliability Engineer

7 days ago

Hyderabad, India TMUS Global Solutions Full time

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. TMUS Global Solutions is a world-class technology powerhouse accelerating the company’s global digital transformation. TMUS India Private Limited operates as TMUS Global Solutions. The Senior Site Reliability Engineer (Performance) is a hands-on engineering role focused on ensuring that customer-facing and internal applications deliver optimal performance, scalability, and resiliency. This role goes beyond traditional testing—profiling Java/Spring Boot applications, tuning Kubernetes workloads, analyzing network issues, and applying cloud-native best practices to drive systemic improvements. The engineer designs and automates performance tests, formulates hypotheses, and uses data-driven insights to recommend or implement fixes at code, infrastructure, and architecture levels. With an automation-first mindset, they embed performance engineering into CI/CD pipelines and partner with developers, architects, and SREs to create a performance-first culture. Profile and optimize Java/Spring Boot microservices, diagnosing memory leaks, GC issues, thread contention, and improving latency and throughput Design and execute performance tests (load, stress, spike, endurance) using tools such as JMeter, k6, Gatling, Locust, or LoadRunner Develop reusable test frameworks and integrate performance tests into CI/CD pipelines Analyze and optimize Kubernetes workloads (EKS/AKS/GKE), tuning autoscaling, pod configs, and Helm charts Use observability tools (AppDynamics, Prometheus, Grafana, Splunk) and tracing to identify performance bottlenecks Conduct performance diagnostics across network layers (TCP/IP, gRPC, Mentor engineers and participate in design reviews to embed performance practices from the start 4–7 years of experience in performance engineering or backend system optimization Strong Java/Spring Boot development background Hands-on experience with Kubernetes-based environments and container optimization Familiarity with AWS (preferred), Azure or GCP acceptable Experience with performance/load testing tools: Ability to conduct network analysis and work with observability tools Experience in embedding performance tests into CI/CD pipelines Java / Spring Boot Kubernetes (EKS/AKS/GKE) Performance testing tools: Prometheus, Grafana, AppDynamics, Splunk Cloud: AWS (preferred), Azure, GCP Network-level analysis ( gRPC, TLS optimization) Experience mentoring SRE or developer teams on performance best practices Performance-related certifications (Java, Kubernetes, AWS

  • Sr. Systems Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    ANSR is hiring for one of its clients. 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...

  • Sr. Systems Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    ANSR is hiring for one of its clients. 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...

  • Sr. systems reliability engineer

    2 weeks ago

    Hyderabad, India ANSR Full time

    ANSR is hiring for one of its clients. 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...

  • System Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    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. TMUS Global Solutions is a world-class technology powerhouse...

  • Systems Reliability Engineer

    2 weeks ago

    Hyderabad, India ANSR Full time

    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...

  • System reliability engineer

    1 week ago

    Hyderabad, India ANSR Full time

    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. TMUS Global Solutions is a world-class technology powerhouse...

  • System Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    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. TMUS Global Solutions is a world-class technology powerhouse...

  • Systems Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    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...

  • System Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    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. TMUS Global Solutions is a world-class technology powerhouse...

  • System Reliability Engineer

    7 days ago

    Hyderabad, India TMUS Global Solutions Full time

    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. TMUS Global Solutions is a world-class technology powerhouse...