Reliability 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:As a Site Reliability Engineer (SRE), you will be a key member of the CFL Platform Engineering and Operations team you will be responsible for building and maintaining large-scale, distributed systems that are observable, scalable, and resilient. This role sits at the intersection of software engineering and infrastructure operations, ensuring high availability and performance of production systems through automation, monitoring, and proactive engineering. You'll work closely with development, DevOps, and cloud platform teams to improve deployment strategies, incident response, and system health insights. This is a hands-on role for engineers who are passionate about operational excellence, reducing toil, and improving system reliability through code.What You Will Do:Ensure high availability and performance of production platforms through monitoring, alerting, and incident managementDesign and implement resiliency patterns such as circuit breakers, failovers, retries, and health checksDevelop automation to reduce manual operational work and improve system efficiencySupport CI/CD workflows and infrastructure automation using tools like Terraform and HelmCollaborate with developers to enhance service deployment and rollback mechanismsBuild and maintain observability tooling including dashboards, logs, and metricsAnalyze performance data and use it to guide optimizations and issue detectionParticipate in on-call rotations, incident triage, and post-incident analysisWrite and maintain operational documentation, including runbooks and playbooksSupport development teams in achieving service-level objectives (SLOs) and operational readinessWhat You Will Bring:Bachelor’s degree in Computer Science, Engineering, or a related technical field2-5 years of experience in SRE, infrastructure, DevOps, or related engineering rolesProficiency in scripting or programming (Python, Go, or Bash preferred)Strong experience with Linux systems and cloud environments (Azure preferred; AWS/GCP also relevant)Hands-on experience with Kubernetes and containerized servicesFamiliarity with observability tools such as Prometheus, Grafana, Splunk, or OpenTelemetryExposure to incident response frameworks, postmortems, and error budgetsUnderstanding of core SRE concepts: SLOs, SLIs, and service reliability metricsExperience with CI/CD tools (e.G., GitLab CI/CD, Jenkins, Spinnaker)Working knowledge of infrastructure tools such as HAProxy, RabbitMQ, or similarStrong analytical and troubleshooting skills for distributed systemsClear communication skills and ability to work cross-functionallyA continuous improvement mindset focused on reducing operational toil and enhancing developer experienceMust Have Skills:Application & Microservice: Java, Spring boot, API & Service DesignAny CI/CD Tools : Gitlab Pipeline/Test Automation/GitHub Actions/ Jenkins /Circle CIApp Platform: Docker & Containers (Kubernetes)Any Databases : SQL & NOSQL (Cassandra/Oracle/Snowflake/MongoDB)Any Messaging: Kafka, Rabbit MQAny Observability/Monitoring: Splunk/ Grafana/ Open Telemetry /ELK Stack/ Datadog/ New Relic/ Prometheus)Incident/Change/Problem ManagementNice To Have:Define SLIs/SLOs