Summer 2026 Site Reliability Engineer Internship

T-Mobile is synonymous with innovation–and you could be part of the team that disrupted an entire industry! We reinvented customer service, brought real 5G to the nation, and now we’re shaping the future of technology in wireless and beyond. Our work is as exciting as it is rewarding, so consider the career opportunity below as your invitation to grow with us, make big things happen with us, above all, #BEYOU with us. Together, we won’t stop!

Get hands-on experience, training—and a leg up on a bright future.

Learn. Achieve. Build a Career.

T-Mobile is revolutionizing the wireless industry for millions of customers nationwide. Working here means rolling up your sleeves and redefining the status quo with a team that has your back every step of the way!

This is a 11-week paid learning experience during which you'll be able to connect and network with other interns and leaders within the company. We invite you to come innovate with mentors who will challenge you to develop meaningful skills. You'll contribute your creativity and outstanding ideas, while working alongside T-Mobile employees. We'll give you hands-on projects and the chance to create an immediate impact.

This role supports the operation and maintenance of high-traffic, business-critical internet communication systems to ensure continuous availability. It primarily focuses on automating system administration and monitoring to enhance network efficiency and reliability. The role involves conducting tests for redundancy, resilience, and failover to maintain uptime standards. Success is measured by system performance, uptime, and the ability to identify and resolve faults proactively. The work directly impacts organizational stability and the performance of digital infrastructure for customers and internal users.

Job Responsibilities :

• Develops and maintains monitoring systems that detect symptoms to enable proactive fault identification and performance tuning
• Manages platform infrastructure including capacity planning and scaling to support system demands
• Analyzes operational data to uncover insights that inform system improvements and reliability
• Collaborates with development teams to enhance services through testing and controlled release procedures
• Designs, implements, and monitors complex system architectures to ensure high performance and uptime
• Also responsible for other duties/projects as assigned by business management as needed

Education and Work Experience :

• Bachelor's Degree OR combination of education and experience deemed equivalent (Required)
• Acceptable areas of study include Computer Science, Engineering Master's/Advanced Degree Computer Science, Engineering or Related Field (Preferred)
• Must finish school between December 2026 and June 2027 to be eligible
• Less than 2 years - Operating and maintaining high traffic, business critical internet site communications systems
• Less than 2 years - Automating the administration and monitoring of network systems
• Less than 2 years - Conducting tests for redundancy, resilience, and failover in digital infrastructure

Knowledge, Skills and Abilities :

• Understanding of high traffic network systems and their operations (Required)
• Proficiency in automating the administration and monitoring of network systems. (Required)
• Ability to conduct rigorous tests for redundancy, resilience, and failover. (Required)
• Proficiency in using DevOps-centric automation tools and technologies for CICD, configuration management, etc. (Required)
• Ability to use software to improve the availability, scalability, latency, and efficiency of services. (Required)
• Ability to use dashboards for continuous monitoring and health check of applications, and the underlying infrastructure. (Required)
• Understanding of how to improve the quality of services using the monitoring feedback for non-production environment. (Required)
• Ability to develop and prepare data for dashboard views. (Required)
• At least 18 years of age
• Legally authorized to work in the United States
• High School Diploma or GED
• Must be actively enrolled in a degree program or graduated within the last year
• Employees of T-Mobile or Metro by T-Mobile are ineligible for internships

Employer does not sponsor work visas for this position. Note that this also applies to individuals who are students in F-1 status who desire sponsorship after they complete their education.

Relocation may be provided to program participants who reside more than 50 miles from the internship location.

Intern wages range from $20/hour to $40/hour. The successful candidate's actual pay will be based on experience/location.

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 View email address on click.appcast.io or calling View phone number on click.appcast.io. 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.