Senior Executive Assistant & Operations Partner

T-Mobile; Bellevue (WA); Hybrid; USD 73,000 - 131,000; Full time

Benefits offered by this job

Annual stock grant

Employee stock purchase plan

401(k)

Medical, dental and vision insurance

Paid time off and holidays

Job summary

T-Mobile in Bellevue, WA, seeks an experienced Senior Executive Assistant to provide high-level support to senior executives, optimize their schedules, and mentor junior staff. The role requires digital fluency, independent judgment, and cross-functional coordination in a hybrid, in-office environment three days a week.

The successful candidate will manage calendars, travel, budgets, and HR onboarding tasks while driving efficiency and strategic alignment across teams.

Qualifications

• Bachelor's degree plus 2 years of related work experience or equivalent.
• Areas of study include Business Administration or Communications.

Responsibilities

• Coordinate executive calendars, meetings, and travel arrangements to optimize time and support strategic priorities
• Organize and maintain administrative systems, databases, correspondence, and project tracking tools to ensure accuracy and accessibility
• Collaborate with project teams to monitor milestones, prepare agendas, presentations, and meeting minutes to support timely deliverables
• Mentor and coach junior administrative staff to promote skill development and effective task delegation
• Support human resources activities including onboarding coordination and team engagement initiatives
• Handle executive communications, budget-related tasks, expense reports, and record management to maintain operational efficiency
• Also responsible for other duties/projects as assigned by business management as needed

Skills

Budget Management

Communication

Diplomacy

Event Management

Executive Presence

Mentorship

Microsoft Office

Project Tracking

Taking Initiative

Legally authorized to work in the US

18 years of age

Education

Bachelor's Degree + 2 years of related work experience

Business Administration

Communications

Job description

T-Mobile in Bellevue, WA, seeks an experienced Senior Executive Assistant to provide high-level support to senior executives, optimize their schedules, and mentor junior staff. The role requires digital fluency, independent judgment, and cross-functional coordination in a hybrid, in-office environment three days a week.

The successful candidate will manage calendars, travel, budgets, and HR onboarding tasks while driving efficiency and strategic alignment across teams.