Systems Reliability Engineer (SRE)- Microsoft Entra ID/Active Directory Position Available In DeKalb, Georgia

Job Description:

At T-Mobile, we invest in YOU! Our Total Rewards Package ensuresthat employees get the same big love we give our customers. Allteam members receive a competitive base salary and compensationpackage – this is Total Rewards. Employees enjoy multiplewealth-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 ouremployees! Job Overview The System Reliability Engineer (SRE) improves and protects thesoftware and systems behind all of T-Mobile’s IT services,including management of scalability, availability, latency,performance, security, and capacity, and delivery of softwarefaster, better, and cheaper. From designing & maintaining CICDPipelines to building the next generation of T-Mobile applicationson cloud native platforms, the SRE’s enable great customerexperience and product innovation by continuous improvement ofoperational support. We are looking for a detail-oriented Entra ID and Active DirectoryAdministrator to support and manage our identity infrastructureacross both cloud and on-prem environments. In this role, you willbe responsible for maintaining and supporting Microsoft Entra ID(formerly Azure AD) and Active Directory environments, ensuringthat identity-related services are reliable, secure, and compliantwith internal policies and regulatory standards. The ideal candidate will bring hands-on experience managing useraccess, group policies, directory synchronization, conditionalaccess, and other identity components within Microsoft ecosystems.

You will also be expected to support routine identity lifecycletasks, respond to access-related incidents, and assist in auditsand security reviews. This role is vital in protecting our organization’s identityposture, minimizing risk, and supporting a seamless user accessexperience across platforms.

Job Responsibilities:

Utilizes fluent knowledge and skill in emerging DevOps-centricautomation tools and technologies for CICD, configurationmanagement, etc. for non-prod environments. Performs environment management, automated server provisioning,pipeline configuration (VMs). Creates, manages, and uses dashboard for continuous monitoringand health check of applications, and the underlyinginfrastructure, improves the quality of services using themonitoring feedback for non-production environment. Contributes to future improvement of software deliveryprocesses and operations, e.g., cloud enablement, and use ofmicroservices with containerization. Identity management in AD and Entra ID. Support Single Sign On (SSO) onboarding of SaaS/IaaSapplications into Entra ID in collaboration with appteams. Apply access policies using built-in RBAC, conditional access,and Multi-Factor Authentication (MFA) settings-based on existingframeworks. Help enforce least-privilege principles by managing role-basedgroups and permissions. Develop and maintain automation to streamline identitymanagement processes Configure and maintain Microsoft Entra tenant settings undersupervision, ensuring alignment with org standards. Support day-to-day operations of on-premises Active Directory(AD) and Microsoft Entra ID (Azure AD), including OrganizationalUnit (OU) and domain hygiene. Maintain Group Policy Objects (GPOs) by applying, modifying,and troubleshooting as directed. Run patch and update routines related to identityinfrastructure tools and services. Monitor logs and system alerts for suspicious identity activityand escalate anomalies. Apply organization-defined conditional access and MFA settingsunder guidance. Support password policy enforcement and account lockoutthresholds. Perform incident analysis to identify root causes and implementcorrective actions to prevent recurrence. Troubleshoot AD/Entra ID authentication and synchronizationusing Microsoft Identity Synchronization tools. Participate in on-call rotations for identity-relatedincidents. Collaborate on incident response and access management projectswith Cyber Security, Compliance, and application teams. Coordinate with app owners for integration of apps into EntraID SSO (under guidance). Provide support to end-users facing identity-relatedissues. Assist in creating internal KBs, SOPs, and how-to guides forrepeatable tasks. Assist in small-group training or onboarding sessions for newidentity-related tools. Run scheduled identity audits to check group memberships, staleaccounts, and policy compliance. Generate basic reports on system usage, access patterns, andincidents using native or third-party tools. Help document and maintain identity governance policies andprocedures. Contribute feedback to senior team members on improvingidentity workflows and controls.

Education and Work Experience:

Bachelor’s Degree 2-4 years Relevant experience. Experience working in an Agile and DevOps environment.

Preferred Experience in one or more of: C, C#, Java, Perl, Python, Go, orscripting experience in Shell and Perl. Required Experience in Continuous Integration/Continuous Delivery tools,such as, Jenkins, Cloudbees, etc., and other automation tools.

Required Experience with DevOps tools, such as, Ansible, Chef, Puppet,etc. Experience in Docker, Kubernetes, etc. is preferable.

Required Experience in APM tool, like, AppDynamics, logging tool, likeSplunk. Required Experience working in a cloud environment (public/private).Required Experience in migrating to cloud or cloud native environmentsexperience is preferable.

Preferred Knowledge, Skills and Abilities:

DevOps (Required) Integration (Required) Cloud Computing (Preferred) At least 18 years of age Legally authorized to work in the

United States Travel:

Travel Required (Yes/No):

Yes DOT Regulated:

DOT Regulated Position (Yes/No):

No Safety Sensitive Position (Yes/No):

No Base Pay Range:

$83,900 – $151,200

Corporate Bonus Target:

15% The pay range above is the general base pay range for a successfulcandidate in the role. The successful candidate’s actual pay willbe based on various factors, such as work location, qualifications,and experience, so the actual starting pay will vary within thisrange. At T-Mobile, employees in regular, non-temporary roles are eligiblefor an annual bonus or periodic sales incentive or bonus, based ontheir role. Most Corporate employees are eligible for a year-endbonus based on company and/or individual performance and which isset at a percentage of the employee’s eligible earnings in theprior year. Certain positions in Customer Care are eligible formonthly bonuses based on individual and/or team performance. Tofind the pay range for this role based on hiring location, clickhere . At T-Mobile, our benefits exemplify the spirit of One Team,Together! A big part of how we care for one another is working toensure our benefits evolve to meet the needs of our team members.

Full and part-time employees have access to the same benefits wheneligible. We cover all of the bases, offering medical, dental andvision insurance, a flexible spending account, 401(k), employeestock grants, employee stock purchase plan, paid time off and up to12 paid holidays – which total about 4 weeks for new full-timeemployees and about 2.5 weeks for new part-time employees annually- paid parental and family leave, family building benefits, back-upcare, enhanced family support, childcare subsidy, tuitionassistance, college coaching, short- and long-term disability,voluntary AD&D coverage, voluntary accident coverage, voluntarylife insurance, voluntary disability insurance, and voluntarylong-term care insurance. We don’t stop there – eligible employeescan also receive mobile service & home internet discounts, petinsurance, and access to commuter and transit programs! To learnabout T-Mobile’s amazing benefits, check outwww.t-mobilebenefits.com . Never stop growing! As part of the T-Mobile team, you know the Un-carrier doesn’t havea corporate ladder-it’s more like a jungle gym of possibilities! Welove helping our employees grow in their careers, because it’s thatshared drive to aim high that drives our business and our cultureforward. By applying for this career opportunity, you’re living ourvalues while investing in your career growth-and we applaud it.

You’re unstoppable! T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisionsconcerning the employment relationship will be made without regardto age, race, ethnicity, color, religion, creed, sex, sexualorientation, gender identity or expression, national origin,religious affiliation, marital status, citizenship status, veteranstatus, the presence of any physical or mental disability, or anyother status or characteristic protected by federal, state, orlocal law. Discrimination, retaliation or harassment based upon anyof these factors is wholly inconsistent with how we do business andwill not be tolerated. Talent comes in all forms at the Un-carrier. If you are anindividual with a disability and need reasonable accommodation atany point in the application or interview process, please let usknow by emailing ApplicantAccommodation@t-mobile.com or calling1-844-873-9500 . Please note, this contact channel is not a meansto apply for or inquire about a position and we are unable torespond to non-accommodation related requests.