Sr Devops Engineer- AWS and Site Reliability

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures employees receive a competitive base salary and wealth-building opportunities, including an annual stock grant, employee stock purchase plan, 401(k), and free year-round money coaching.

About the role

This role is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high-availability environments. You will collaborate with engineers to develop software components using technologies such as virtualization, microservices, software-defined networking, network functions virtualization, big data, and cloud technologies. The role requires independent judgment to resolve technical issues and make recommendations for software design and implementation. Success is measured by delivering effective software solutions that integrate with system protocols, support reliable operations, and meet business and technical requirements.

Responsibilities

• Contribute to design innovations that improve systems, processes, services, cloud environments, or reliability using new frameworks and industry best practices.
• Collaborate with technical teams to deliver software and cloud solutions, improve system reliability, and mentor others through knowledge sharing and training sessions.
• Support technology strategy by evaluating and applying current technologies, including cloud, automation, containerization, and observability capabilities, that align with business goals.
• Create clear documentation for software code, system designs, operational procedures, and business requirements to support knowledge sharing.
• Contribute to CI/CD, Infrastructure as Code, monitoring, automation, incident response, and reliability improvements for high-availability environments.
• Perform other duties or projects as assigned by business management.

Requirements

• Bachelor’s Degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience (Required). Acceptable areas of study include Computer Science, Software Engineering, Information Management, or equivalent experience.
• 4–7 years of technical engineering experience (Required).

Skills

• Analytical Thinking
• Analytics
• Collaboration
• Communication
• Customer Service
• Mentorship
• Programming Languages
• Software Design
• Software Development
• System Integration
• Technical Writing

Preferred Qualifications

• Experience developing or supporting applications and platforms in AWS or other public cloud environments.
• Experience with Kubernetes or Amazon EKS and containerized application environments.
• Experience with Infrastructure as Code tools such as Terraform or AWS CloudFormation.
• Experience implementing or supporting CI/CD pipelines and automated software delivery.
• Experience with observability practices, including monitoring, logging, metrics, tracing, and alerting.
• Experience with Python, Shell scripting, REST APIs, or similar automation technologies.
• Familiarity with SRE practices, including SLIs, SLOs, error budgets, reliability metrics, incident response, and root cause analysis.
• Experience improving system availability, deployment quality, operational efficiency, or reduction of repetitive operational work.
• AWS, Kubernetes, Terraform, ITIL, or SRE-related certifications are a plus.

Legally authorized to work in the United States. Travel is required. Must be at least 18 years of age.

Pay

Base pay range: $113,600 – $205,000. The successful candidate’s actual pay will be based on work location, qualifications, and experience. Most Corporate employees are eligible for an annual bonus based on company and/or individual performance, set at a percentage of eligible earnings in the prior year.

Benefits

• Medical, dental, and vision insurance
• Flexible spending account
• 401(k) with company match
• Annual stock grant and employee stock purchase plan
• Paid time off and up to 12 paid holidays (about 4 weeks for new full-time employees, 2.5 weeks for new part-time employees annually)
• Paid parental and family leave
• Family building benefits and back-up care
• Enhanced family support and childcare subsidy
• Tuition assistance and college coaching
• Short- and long-term disability coverage
• Voluntary AD&D, accident, life, and long-term care insurance
• Mobile service and home internet discounts
• Pet insurance
• Commuter and transit programs
• Free year-round money coaching