Senior Executive Assistant- Strategy & Corporate Development

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JOB OVERVIEW

T-Mobile’s Strategy & Corporate Development team is seeking a highly-organized, proactive, and resourceful Senior Executive Assistant to provide high-level support to two VPs within the Strategy and Corporate Development team. This role is critical in driving operational excellence and enabling Executive productivity in a dynamic, growth-oriented environment. The ideal candidate thrives in fast-paced settings, handles confidential information with discretion, and has a passion for building positive team culture and efficient administrative systems. Performs dedicated administrative duties for two VPs. Work requires some analysis and use of initiative and independent judgment. Requires knowledge of corporate policy. Often called upon to interpret and communicate an executive's intent to other managers. May make contacts of a sensitive and confidential nature. Work under minimal supervision on complex projects and may assist less experienced peers.

This role is available at our Bellevue, WA HQ and asks for 4-5 days in office.

• Associate's Degree (Preferred)
• 7-10 years Experience of supporting executive leaders
• Organization
• Communication
• Microsoft Office
• At least 18 years of age
• Legally authorized to work in the United States

• Handle complex and constantly evolving calendars across time zones, ensuring priorities are reflected in daily scheduling.
• Coordinate domestic and international travel logistics, including detailed itineraries and real-time adjustments.
• Prepare, process, and track expense reports and reimbursements in a timely and accurate manner.
• Act as a gatekeeper and liaison, ensuring seamless communication flow and prioritization of requests and meetings.
• Organize and coordinate internal and external meetings, including agenda preparation, attendee coordination, meeting notes, and follow-ups.
• Produce high-quality communications, presentations, and reports for executive-level audiences.
• Support document management and version control for strategic planning materials, contracts, and confidential documents.
• Handle procurement requests, vendor coordination, and other departmental administrative logistics as needed.
• Serve as a team ambassador, promoting engagement through thoughtful event coordination, recognition moments, and onboarding experiences.
• Maintain a pulse on team dynamics and proactively offer ways to foster collaboration, connection, and morale.
• Coordinate quarterly business reviews, offsites, and cross-functional engagements with precision and hospitality.
• Contribute to or lead ad-hoc initiatives that improve workflow, digital tool utilization, or operational efficiency within the organization.
• Provide project management support for pivotal initiatives, including milestone tracking and partner coordination.