Strategic Enterprise Client Success Manager

T-MOBILE USA, Inc.; Ontario (CA); On-site; USD 87,000 - 181,000; Full time

Benefits offered by this job

Stock grant

Employee stock purchase plan

401(k)

Paid time off

Health benefits

Job summary

T-Mobile USA, Inc. is seeking a Client Success Manager to enhance relationships and retention across Government, Strategic, and Enterprise segments.

You will manage the full customer lifecycle from onboarding to value realization, coordinating with sales, engineering, support, and operations. You will identify upsell opportunities, build strategic reviews with executives, and drive renewals while ensuring high customer satisfaction and long-term partnerships.

Qualifications

• Bachelor’s degree in Business Administration or related field.
• Master’s degree in Business Administration preferred.
• 4-7 years managing customer relationships in Government/Enterprise or equivalent.
• 2-4 years coordinating with sales, engineering, support, and operations.
• 2-4 years collaborating with sales to identify upsell opportunities.

Responsibilities

• Serve as primary post-sales contact for government and enterprise accounts, building executive relationships.
• Oversee onboarding and training to guarantee smooth Day 0 implementation.
• Monitor account health indicators and lead regular reviews with client executives.
• Coordinate cross-functional resolution of issues to meet service levels.
• Develop renewal strategies and identify upsell opportunities in collaboration with Sales.

Skills

Client relationships

Executive relationships

Strategic thinking

Problem solving

Leadership

Analytics

Business acumen

Telecom knowledge

Education

Bachelor's in Business Administration

Master's in Business Administration

Tools

Account Hub

Job description

T-Mobile USA, Inc. is seeking a Client Success Manager to enhance relationships and retention across Government, Strategic, and Enterprise segments.

You will manage the full customer lifecycle from onboarding to value realization, coordinating with sales, engineering, support, and operations. You will identify upsell opportunities, build strategic reviews with executives, and drive renewals while ensuring high customer satisfaction and long-term partnerships.