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!

Are you ready to join the Un-carrier movement?

The Platform Engineer is essential for designing and optimizing infrastructure that supports internal services and platforms within the organization. It involves building resilient and scalable systems to ensure robust infrastructure and enterprise-wide governance. The role focuses on implementing continuous integration and continuous deployment (CI/CD) pipelines and enhancing data platform interoperability. Success is measured by system reliability, efficient software deployment, and seamless technology migrations and integrations. The work impacts the organization by enabling adaptability and operational excellence in a dynamic technological environment.

We are a team that encourages innovation and advocates an agile and open approach, truly working and playing in the Un-carrier way!

Job Responsibilities:

Designs and develops resilient and scalable infrastructure systems
- Own day-to-day operations of hybrid infrastructure supporting T-Mobile’s platform services.
- Ensure uptime, performance, and security across on-prem, AWS, and Azure environments.
- Troubleshoot complex infrastructure, configuration, and deployment issues impacting platform reliability.
- Lead patching, updates, and configuration management with minimal oversight.
- Participate in on-call rotation and drive improvements in incident response and postmortem practices.
Optimizes existing infrastructure to enhance functionality and interoperability
- Ensure system reliability, performance, and security through proactive monitoring, automation, and performance tuning
- Troubleshoot complex platform and application integration issues impacting performance or availability
- Develop, execute, and tune DML logic — queries, data migrations, transformations, and batch operations — for performance and reliability
- Drive incident analysis and reliability reviews to improve operational posture and system resilience
Implements and maintains CI/CD pipelines for efficient software deployment
- Support containerization and orchestration technologies, including Docker and Kubernetes, to standardize deployment practices
- Design, develop, and maintain automation using Python, Bash, or PowerShell to increase operational efficiency.
- Implement and manage Infrastructure-as-Code (IaC) using Terraform, Ansible, or equivalent frameworks.
- Build and maintain CI/CD pipelines for platform infrastructure and environment deployments (GitLab CI/CD, Jenkins).
- Establish documentation standards and reusable modules for consistent automation delivery.
Collaborates within Agile teams to drive continuous improvement and operational excellence
- Contribute to Agile ceremonies, driving infrastructure readiness and delivery excellence
- Advocate for DevOps and automation best practices across engineering teams
- Participate in on-call rotations and lead incident resolution and root cause analysis
- Lead efforts in automation for self-healing, scaling, and performance tuning
Facilitates seamless migrations and integrations across different technologies
- Develop and manage observability solutions leveraging Prometheus, Grafana, CloudWatch, Azure Monitor, or ELK
- Implement proactive monitoring, log analysis, and metrics-based alerting for early issue detection
- Collaborate with SREs to improve mean time to resolution (MTTR) and overall platform reliability
- Execute and optimize DML operations within Postgres, Oracle, and Cassandra environments under existing organizational DDL structures
- Develop and maintain integrations with Kafka for event-driven data pipelines, message publishing, and asynchronous workloads
- Implement caching strategies (Redis, in-memory caches) to reduce query latency and improve application performance
- Support database performance tuning, data ingestion, and transformation activities aligned with enterprise governance standards
- Partner across engineering, DevOps, and data teams to design scalable solutions and resolve complex issues

Education and Work Experience:

Bachelor's Degree plus 2 years of related work experience OR combination of education and experience deemed equivalent (Required)
Acceptable areas of study include Computer Science, Data Science or Related Field (Preferred)
2-4+ years - Designing and developing scalable and resilient infrastructure systems
2-4+ years - Implementing and managing CI/CD pipelines for enterprise applications
2-4+ years - Integrating and optimizing data platforms for interoperability across various technologies

Knowledge, Skills and Abilities:

Hands-on development experience using Python, Bash, or PowerShell
Experience with observability solutions leveraging Prometheus, Grafana, CloudWatch, Azure Monitor, or ELK

Licenses and Certifications:

Certified Kubernetes Administrator (CKA): Certification that validates the ability to design, build, configure, and expose native cloud applications for Kubernetes, an essential skill for Platform Engineers working on scalable systems. (Preferred)
AWS Certified Solutions Architect: Certification demonstrating proficiency in designing distributed systems and applications on the AWS platform, which is crucial for Platform Engineers involved in cloud infrastructure and migrations. (Preferred)
Certified Information Systems Security Professional (CISSP) Certification indicating advanced knowledge in information security, including system architecture and governance, important for ensuring the security and integrity of platform infrastructures. (Preferred)
At least 18 years of age
Legally authorized to work in the United States

Travel:

Travel Required (Yes/No): No

DOT Regulated:

DOT Regulated Position (Yes/No): No

Safety Sensitive Position (Yes/No): No

Base Pay Range: $81,200 - $146,400

Corporate Bonus Target: 15%

The pay range above is the general base pay range for a successful candidate in the role. The successful candidate’s actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range.

At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee’s eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance. To find the pay range for this role based on hiring location, copy and paste this link into your browser: https://paylookup.t-mobile.com/paylookup?reqID=REQ337319

At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile’s amazing benefits, check out www.t-mobilebenefits.com.

Never stop growing!

As part of the T-Mobile team, you know the Un-carrier doesn’t have a corporate ladder–it’s more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it’s that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you’re living our values while investing in your career growth–and we applaud it. You’re unstoppable!

T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.

Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing ApplicantAccommodation@t-mobile.com or calling 1-844-873-9500. Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.

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