Sr Site Reliability Engineer

T-Mobile•Frisco, TX

About The Position

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That’s how we’re UNSTOPPABLE for our employees! Ready grow your career as part of the Uncarrier journey at T-Mobile? Our team is searching for our next Sr. Site Reliability Engineer to strengthen the reliability and resilience of the systems powering T-Mobile's payment platforms, enabling faster, safer software delivery. You'll apply your expertise to reduce manual effort and prevent operational incidents across systems where uptime and trust are non-negotiable. Your skills in programming and scripting, incident response, and modern tooling will keep our payment systems adaptable, secure, and efficient. Through continuous learning, you'll help drive innovation as payments technology evolves. Our team's expertise and partnerships are central to the stability and performance of T-Mobile's payments infrastructure. We pride ourselves on encouraging a culture of innovation, advocating for agile methodologies, and promoting transparency in all that we do. Join us in embodying the spirit of the 'Un-carrier' and make a tangible impact! Our team is dynamic where no day is the same, and we are diverse and inclusive passionate about growth and transformation. If you're up to the challenge, apply today!

Requirements

AWS Application Monitoring Automation Bash (Programming Language) CI/CD (Required) Cloud Infrastructure Capacity Planning Emotional Resilience Incident Management IaC (Infrastructure as Code) Kubernetes Mentorship Python (Programming Language) Scripting System Reliability
At least 18 years of age
Legally authorized to work in the United States

Nice To Haves

AWS Certified DevOps Engineer This certification validates technical expertise in provisioning, operating, and managing distributed application systems on the AWS platform.
Certified Kubernetes Administrator This certification validates the skills required for day-to-day administration of Kubernetes environments.
Google Cloud Certified - Professional DevOps Engineer This certification validates the ability to efficiently develop and deploy applications using Google Cloud technologies and to manage operations.
4-7 years Working in operations or develops environments
4-7 years Troubleshooting customer related issues and managing customer relationships
4-7 years Developing software solutions using Python or similar programming languages

Responsibilities

Enhance system reliability and resilience by identifying issues and implementing preventive measures to reduce downtime
Apply hands-on experience with Cassandra , other NoSQL databases, and SQL databases to strengthen the reliability and scalability of distributed payment systems.
Automate processes to accelerate software development and deployment while minimizing manual interventions
Conduct root cause analysis and collaborate with problem management to prevent incident recurrence and improve system operations
Apply problem-solving and analytical skills to prevent operational incidents and maintain system stability
Leverage programming, scripting, and incident response expertise to improve system robustness and efficiency
Continuously learn new skills and technologies to adapt to changing environments and drive innovation
Also responsible for other duties/projects as assigned by business management as needed