T-Mobile

Senior Database Administrator, Oracle

T-Mobile

full-time

Posted on:

Location Type: Office

Location: Overland Park • Kansas, Texas • 🇺🇸 United States

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Salary

💰 $100,100 - $180,600 per year

Job Level

Senior

Tech Stack

AnsibleAWSCloudGrafanaOraclePrometheusPythonSQLTerraform

About the role

  • Administer and support large-scale Oracle database environments across on-premises and AWS infrastructures.
  • Install, configure, patch, and upgrade Oracle software, ensuring adherence to enterprise standards and compliance requirements.
  • Implement and manage Oracle Data Guard and Oracle GoldenGate for high availability, replication, and disaster recovery.
  • Perform advanced performance tuning and optimization of database queries, indexes, and schemas for mission-critical workloads.
  • Automate deployment, patching, and maintenance processes using Ansible, Terraform, and GitLab CI/CD pipelines.
  • Develop and maintain scripts (Bash, Python, PL/SQL) to improve operational efficiency and consistency.
  • Configure and monitor database health and performance using Oracle Enterprise Manager (OEM), Grafana, and Prometheus.
  • Enforce enterprise security and access controls, manage user roles and privileges, and ensure compliance with policies such as SOX and PCI.
  • Partner with developers, architects, and infrastructure teams to ensure data integrity, scalability, and system reliability.
  • Provide expert-level troubleshooting and root cause analysis for high-impact production issues.
  • Contribute to continuous improvement of standards, documentation, and automation frameworks.

Requirements

  • Bachelor’s degree in Information Systems, Computer Science, or equivalent experience (required)
  • 5–8 years of experience in Oracle database administration and performance tuning (required)
  • Experience supporting enterprise-level production systems in hybrid cloud environments (preferred)
  • Advanced proficiency in Oracle architecture, RAC, Data Guard, and GoldenGate.
  • Strong command of backup/recovery strategies, security management, and capacity planning.
  • Experience with automation and DevOps tools such as Ansible, Terraform, and GitLab CI/CD.
  • Excellent analytical, problem-solving, and communication skills.
Benefits
  • medical, dental and vision insurance
  • flexible spending account
  • 401(k)
  • employee stock grants
  • employee stock purchase plan
  • paid time off
  • 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
  • voluntary long-term care insurance
  • mobile service & home internet discounts
  • pet insurance
  • access to commuter and transit programs

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
Oracle database administrationperformance tuningOracle Data GuardOracle GoldenGatebackup/recovery strategiessecurity managementcapacity planningBashPythonPL/SQL
Soft skills
analytical skillsproblem-solving skillscommunication skills