Engineer, Site Reliability [T500-20504]

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 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 is a subsidiary of T-Mobile US, Inc. and 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 management
• Design and implement resiliency patterns such as circuit breakers, failovers, retries, and health checks
• Develop automation to reduce manual operational work and improve system efficiency
• Support CI/CD workflows and infrastructure automation using tools like Terraform and Helm
• Collaborate with developers to enhance service deployment and rollback mechanisms
• Build and maintain observability tooling including dashboards, logs, and metrics
• Analyze performance data and use it to guide optimizations and issue detection
• Participate in on-call rotations, incident triage, and post-incident analysis
• Write and maintain operational documentation, including runbooks and playbooks
• Support development teams in achieving service-level objectives (SLOs) and operational readiness

What You Will Bring:

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• 2-5 years of experience in SRE, infrastructure, DevOps, or related engineering roles
• Proficiency 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 services
• Familiarity with observability tools such as Prometheus, Grafana, Splunk, or OpenTelemetry
• Exposure to incident response frameworks, postmortems, and error budgets
• Understanding of core SRE concepts: SLOs, SLIs, and service reliability metrics
• Experience with CI/CD tools (e.g., GitLab CI/CD, Jenkins, Spinnaker)
• Working knowledge of infrastructure tools such as HAProxy, RabbitMQ, or similar
• Strong analytical and troubleshooting skills for distributed systems
• Clear communication skills and ability to work cross-functionally
• A continuous improvement mindset focused on reducing operational toil and enhancing developer experience

Must Have Skills:

• Application & Microservice: Java, Spring boot, API & Service Design
• Any CI/CD Tools : Gitlab Pipeline/Test Automation/GitHub Actions/ Jenkins /Circle CI
• App Platform: Docker & Containers (Kubernetes)
• Any Databases : SQL & NOSQL (Cassandra/Oracle/Snowflake/MongoDB)
• Any Messaging: Kafka, Rabbit MQ
• Any Observability/Monitoring: Splunk/ Grafana/ Open Telemetry /ELK Stack/ Datadog/ New Relic/ Prometheus)
• Incident/Change/Problem Management

Nice To Have:

• Define SLIs/SLOs