Sr Site Reliability Engineer, Secure Federal Operations

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. Thats how were UNSTOPPABLE for our employees!

This role is responsible for designing and implementing secure scalable and highly reliable technology solutions across cloud platforms networking and cybersecurity domains. This role combines advanced expertise in system architecture cloud engineering (Azure AWS) and DevSecOps practices to ensure optimal performance availability and security of enterprise systems. Key responsibilities include managing identity and access controls certificate lifecycle patch management using SCCM and automation through scripting. Additionally the role oversees Microsoft 365 (M365) services to ensure seamless collaboration compliance and security across productivity platforms. Success is measured by improved security posture operational efficiency and enhanced service reliability directly impacting organizational performance and customer experience.

This is a hybrid position required to be in-office at least 2 days a week.

T-Mobile requires U.S. citizenship for certain roles within the organization. This role requires U.S. citizenship. Individuals hired into this role will be required to submit documentation proving U.S. citizenship within the first 7 days of hire - failure to do so will result in termination.

MAIN RESPONSIBILITIES:

System Architecture & Reliability

• Develop and implement system designs to improve software delivery speed and operational efficiency.

• Lead architecture for cross-domain programs ensuring alignment with enterprise standards.

• Deliver solutions that enhance service availability scalability latency and efficiency.

Cloud & Platform Engineering

• Design and deploy solutions on Azure and AWS.

• Build and operate cloud-native platforms (Kubernetes service mesh ingress policy engines).

• Implement Infrastructure as Code (IaC) for automated deployments.

Identity & Access Management

• Administer Active Directory and integrate with cloud identity solutions.

• Configure 802.1X authentication for secure network access.

• Manage digital certificates lifecycle (issuance renewal revocation)

Networking & Security

• Manage DNS TCP/IP networks and network segmentation.

• Implement firewalls VPNs and Zero Trust principles.

• Apply cybersecurity frameworks and monitor vulnerabilities.

Operating Systems & Patch Management

• Maintain and secure Windows and Linux servers.

• Utilize SCCM for patch management and compliance reporting.

• Perform OS hardening and lifecycle management.

Microsoft 365 Administration

• Manage M365 services including Exchange Online SharePoint Teams and OneDrive.

• Ensure compliance security and availability of collaboration platforms.

• Implement policies for data governance and identity integration with M365.

Automation & Scripting

• Develop scripts in PowerShell Python or Bash to automate tasks.

• Support CI/CD pipelines and cloud enablement.

Monitoring & Incident Management

• Use APM tools (AppDynamics) and observability platforms (Splunk) for troubleshooting.

• Participate in incident/problem management and disaster recovery planning.

KNOWLEDGE SKILLS AND ABILITIES:

• Ability to design secure scalable and highly available systems across hybrid and cloud environments

• Integration

• Cybersecurity Frameworks

• Ability to lead architecture design

• Ability to translate business requirements into secure scalable technical solutions.

• Performance tuning capacity planning

• Cloud Computing

QUALIFICATIONS:

Base Pay Range: $107300 - $193500

Corporate Bonus Target: 15%

The pay range above is the general base pay range for a successful candidate in the role. The successful candidates 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 employees 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 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 dont 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-Mobiles amazing benefits check out.

Never stop growing!
As part of the T-Mobile team you know the Un-carrier doesnt have a corporate ladderits more like a jungle gym of possibilities! We love helping our employees grow in their careers because its that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity youre living our values while investing in your career growthand we applaud it. Youre 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 or calling 1-. 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.