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! We are seeking a Principal Cybersecurity Engineer - Database Security to lead our efforts in ensuring that our software, systems, and infrastructure comply with the highest security and compliance standards. You will conduct technical security assessments, code reviews, and vulnerability testing to identify and mitigate risks while assisting T-Mobile teams and partners in bolstering security. Collaboration with T-Mobile Engineers will be key as you design and implement proactive strategies to enhance our security posture across various domains, including mobile devices, IoT, enterprise applications, cloud services, big data, and core network technologies. As a subject matter expert, you will spearhead initiatives to enhance security measures across multiple business units and serve as the principal security advisor for cross-functional teams, ensuring the successful delivery of projects and services to enterprise customers. Job Responsibilities: Optimize cross-functional partnerships to address customer requirements effectively. Lead large-scale analysis efforts across multiple departments. Utilize internal and external data resources for strategic business decisions and influence stakeholders. Foster long-term relationships with key stakeholders and preemptively address their responses to recommendations. Conduct information security reviews of new technologies and oversee remediation planning. Collaborate with Engineering and Operations Teams to resolve security vulnerabilities identified through PSIRTs, scans, or incidents. Propose process and technology enhancements for legacy applications and infrastructure. Identify security needs, propose solutions, and oversee the implementation and monitoring of security improvements. Maintain visibility within the Executive branch concerning information security and collaborate with various groups (e.g., application support, finance, privacy). Analyze and design threat models to depict trust boundaries and identify essential safeguards for T-Mobile's assets and brands. Stay abreast of industry developments and trends to create business cases and action plans addressing critical security gaps. Lead cross-functional security projects and mentor peers and junior team members in security technologies and practices. Demonstrate extensive experience with threat modeling using methodologies such as STRIDE, PASTA, TRIKE, and others. Serve as a subject matter expert across multiple facets of network and information security, including firewall policy design and vulnerability management. Complete additional duties and projects as assigned by business management. Collaborate with internal and external teams to deliver exceptional results for T-Mobile Maintain vendor relationships. Track and report progress using tools like JIRA and Confluence. Provide weekly status updates on projects and goals. Participate in team and company meetings. Provide attestations to Audit and Compliance teams. Engage in on-call rotation. Conduct detailed root cause and post-incident analyses. Document processes, configurations, and lessons learned. Adhere to T-Mobile's Incident and Change Management procedures. Complete training promptly. Identify and evaluate problems, innovate solutions, and automate processes. Develop goals, objectives, and operational metrics to consistently improve service delivery to internal customers. Anticipate, enable, and support technological