T-Mobile · 12 hours ago
Sr Enterprise Customer Success Manager - LA28 Olympics
Irvine, CA
Full-time
Onsite
Mid, Senior Level
$100K/yr - $179K/yr
3+ years expT-Mobile is a leading telecommunications company that prioritizes employee investment through comprehensive rewards. The Senior Enterprise Customer Success Manager is responsible for managing the success strategy for a key enterprise customer, ensuring cross-functional coordination and executive-level communication to meet complex operational requirements.
Telecom & CommunicationsAppsInternetMobileTelecommunicationsWireless
Responsibilities
Serve as the primary point of contact for a highly strategic single customer, affiliates, sponsors, partners, and athletes, managing ongoing communication and relationship coordination
Lead intake of customer, partner, and athlete requests, clarifying scope, requirements, timelines, and service expectations
Proactively communicate status updates, risks, and resolution paths to customers and partners
Manage intake workflows, project tracking, and cross-functional coordination with Sales, Operations, Finance, Legal, and Program Management teams
Support billing, invoicing validation, account reconciliations, and resolution of account-related inquiries
Develop and maintain account activity reports, intake metrics, and operational performance summaries
Provide light project management support for complex or multi-workstream initiatives
Maintain accurate account documentation, intake records, and compliance with operational requirements
Qualification
Required
Bachelor's Degree Business, Engineering, Applied Science, Finance
3 years of related experience OR advanced degree with 1 year of related experience OR equivalent combination
Ability to manage professional relationships with enterprise customers, partners, and stakeholders
Strong capability to translate requests into structured operational workflows
Clear verbal and written communication with both external customers and internal teams
Ability to manage timelines, dependencies, and multi-team execution
Ability to resolve complex, non-standard customer and operational issues
Experience producing account activity reports and operational metrics
Proficiency in Excel, PowerPoint, Word, and reporting tools
At least 18 years of age
Legally authorized to work in the United States
Benefits
Medical, dental and vision insurance
Flexible spending account
401(k)
Employee stock grants
Employee stock purchase plan
Paid time off and up to 12 paid holidays
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
Company
T-Mobile
T-Mobile is a telecommunications company that provides wireless communication services, including mobile phone and internet services. It is a sub-organization of Deutsche Telekom.
10001+ employees
H1B Sponsorship
T-Mobile has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (533)
2024 (457)
2023 (433)
2022 (674)
2021 (522)
2020 (320)
Funding
Current Stage
Public CompanyTotal Funding
$17.37B2026-01-05Post Ipo Debt· $2B
2025-10-06Post Ipo Debt· $2.8B
2024-09-23Post Ipo Debt· $2.5B
Leadership Team
John Saw
President of Technology, Chief Technology Officer
Peter Osvaldik
EVP & CFO
Recent News
Springfield Business Journal
2026-02-12
Company data provided by crunchbase