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© All Rights Reserved. ApplyBlast.com
T-Mobile US
This Senior Security Engineer role focuses on securing critical telecommunications technologies, including 3GPP standards, IMS, packet core, and 5G networks. The position involves collaborating with engineering teams to implement security measures, conduct assessments, and mitigate risks across mobile devices, cloud services, and next-generation networks. Success is measured by the effectiveness of security controls and the reduction of vulnerabilities to safeguard organizational resilience.
Headquarters
Bellevue, Washington, United States
Company Size
10001+ employees
Founded
2002
T-Mobile US is a leading wireless carrier in the United States, offering nationwide 5G mobile service, data plans, devices, and home internet through T-Mobile Home Internet. The company serves both consumer and business customers with prepaid and postpaid options and brands like Metro by T-Mobile and Connect by T-Mobile. Guided by its Un-carrier philosophy, it focuses on simplifying plans, improving customer experience, and delivering digital services through apps and online channels. As part of the Deutsche Telekom family, T-Mobile US maintains a broad network footprint across the US and Puerto Rico and a diversified brand ecosystem.
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for T-Mobile US.
27% above the average for this role