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Sr. Engineer, Site Reliability

Job in Frisco, Collin County, Texas, 75034, USA
Listing for: T-Mobile
Full Time position
Listed on 2026-10-18
Job specializations:
  • IT/Tech
    Cloud Computing: Infrastructure & Operations, SRE/Site Reliability, IT Support, Systems Engineer
Salary/Wage Range or Industry Benchmark: 107000 - 194000 USD Yearly USD 107000.00 194000.00 YEAR
Job Description & How to Apply Below

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!

Job

Overview

This role ensures the reliability and resilience of digital infrastructure to support efficient software development and deployment. It involves automating processes and reducing manual effort to prevent operational incidents and improve system performance. The role requires expertise in programming, scripting, incident response management, and various technical tools to maintain system robustness. Success is measured by system stability, incident reduction, and continuous improvement in operational efficiency.

The work directly impacts organizational stability and customer experience by maintaining high-performing and reliable systems.

Job Responsibilities
  • Enhance system reliability and resilience by identifying issues and implementing preventive measures to reduce downtime
  • 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 and independently handle incidents
  • 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
Education and Work Experience
  • Bachelor's Degree plus 3 years of related work experience
    OR advanced degree with 1 year of related work experience
    OR combination of education and experience deemed equivalent (Required)
  • Acceptable areas of study include Computer Science, Engineering or related field (Required)
  • 4-7 years Working in operations or develops environments (Preferred)
  • 4-7 years Troubleshooting customer related issues and managing customer relationships (Preferred)
  • 4-7 years Developing software solutions using Python or similar programming languages (Preferred)
Required Knowledge,

Skills and Abilities
  • Automation
  • Bash (Programming Language)
  • CI/CD
  • Capacity Planning
  • Emotional Resilience
  • Incident Management
  • Mentorship
  • Python (Programming Language)
  • Scripting
  • System Reliability
Preferred Knowledge,

Skills and Abilities
  • Dev Ops
  • Kubernetes
  • Systems Recovery
  • Learning agility
  • Experience with AI Tools:
    Familiarity with generative AI and productivity assistants (such as ChatGPT, Claude, and Microsoft Copilot) to streamline daily tasks, research, data synthesis, or content drafting.
Licenses and Certifications
  • AWS Certified Dev Ops Engineer
    This certification validates technical expertise in provisioning, operating, and managing distributed application systems on the AWS platform. (Preferred)
  • Certified Kubernetes Administrator
    This certification validates the skills required for day-to-day administration of Kubernetes environments. (Preferred)
  • Google Cloud Certified - Professional Dev Ops Engineer
    This certification validates the ability to efficiently develop and deploy applications using Google Cloud technologies and to manage operations. (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

Total…

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