About T-Mobile:

T-Mobile US, Inc. (NASDAQ: TMUS), headquartered in Bellevue, Washington, is America’s supercharged Un-carrier, connecting millions through its solid nationwide network and flagship brands, T-Mobile and Metro by T-Mobile. Customers benefit from an unmatched combination of value, quality, and exceptional service experience. About TMUS Global Solutions:

TMUS Global Solutions is a world-class technology powerhouse accelerating the company’s global digital transformation. With a culture built on growth, inclusivity, and global collaboration, the teams here drive innovation at scale, powered by bold thinking.

TMUS India Private Limited operates as TMUS Global Solutions.

The Database Security

Engineer plays a critical role in designing, implementing, administering, securing, and maintaining enterprise Cassandra and MongoDB database platforms. This role combines expert DBA capabilities with deep specialization in database security architecture, Zero Trust, privileged access management, encryption, auditing, vulnerability management, compliance, and security automation. The engineer partners closely with Cybersecurity, Infrastructure, Cloud Engineering, DevOps, and Application teams to protect enterprise data while maintaining highly available, resilient database services.

What You'll Do:

Database Engineering

Perform full lifecycle DBA activities including installation, configuration, patching, upgrades, backup/recovery, migrations, HA/DR, replication, performance tuning, automation, and cloud database administration.

Database Security

Engineering

Design secure database architectures aligned with Zero Trust principles.

Implement CIS hardening standards and database security baselines.

Administer authentication, authorization, RBAC, least-privilege access, and privileged account governance.





Configure Transparent Data Encryption (TDE), Active Directory integration, SSL/TLS encryption, database auditing, and encryption key lifecycle management.

Implement and administer Database Activity Monitoring (DAM) for real-time monitoring, auditing, anomalous access detection, and Splunk Enterprise Security integration.

Coordinate with Cybersecurity to maintain Illumio Zero Trust Micro segmentation policies protecting database workloads.

Integrate database authentication with Microsoft Active Directory or Entra ID (Azure AD) where applicable.

Administer privileged database credentials using CyberArk Privileged Access Management (PAM).

Perform vulnerability remediation using findings from Tenable and enterprise vulnerability management platforms.

Develop compliance reporting supporting PCI-DSS, SOX, HIPAA, NIST, CIS, and enterprise security standards.

Support incident response, forensic investigations, and participate in 24x7 production operations. What You'll Bring:

Bachelor's or Master's degree in Computer Science, Information Systems, Cybersecurity, or related field.

5+ years of Datastax Cassandra and/or MongoDB DBA experience.

Strong knowledge of database security controls, IAM, encryption, auditing, SIEM integration, vulnerability remediation, and cloud database security.

Experience with automation using Python, Bash, Terraform, or Ansible.

Experience supporting internal and external audits is preferred, including evidence collection, control walkthroughs,



and remediation tracking for SOX 404 testing, PCI QSA assessments, or similar third-party reviews.

Working knowledge of IT General Controls (ITGCs), SOX, PCI-DSS, NIST, and CIS security frameworks.

Excellent analytical, troubleshooting, and communication skills. Must-Have Skills:

Database Administration (Cassandra/MongoDB)

Database Security Administration

Database Development

Identity & Access Management (IAM)

Python, Bash

Data Modeling

Security Compliance & Auditing Preferred Skills:

Datastax Cassandra

Unified authentication, Database auditing, TDE, SSL encryption. MongoDB Enterprise:

MongoDB Ops Manager, MongoDB Enterprise Auditing, Fine grained access control Enterprise Security:

Imperva DAM, Imperva WAF, Illumio, Microsoft Entra ID, CyberArk PAM, Tenable, Splunk Enterprise Security, Microsoft Sentinel. Cloud & Automation:

AWS, Azure, OCI, Terraform, Ansible, Docker, Kubernetes, GitHub Actions, Jenkins, Azure DevOps. Observability:

Prometheus, Grafana, Splunk, OpenTelemetry, Dynatrace.

Professional

Certifications

CISSP (Certified Information Systems Security Professional)

CISM (Certified Information Security Manager)

CRISC (Certified in Risk and Information Systems Control)

CCSP (Certified Cloud Security Professional)

Cassandra Certified Professional

MongoDB Database Administrator Certification

AWS, Azure, or OCI Security certifications are a plus. Key Responsibilities:

Database Administration

Database Security Engineering

Database Hardening

Zero Trust Security

Vulnerability Management

Identity & Access Management

Privileged Access Management

Encryption & Key Management

Security Automation

Audit & Compliance Reporting

Cloud Database Security

Security Architecture

Operational Excellence

📌 Sr Engineer, Software - Cassandra & MongoDB DBA-27565] (Hyderabad)
🏢 TMUS Global Solutions
📍 Hyderabad