JobsExecutive AssistantMiamiExecutive Administrative Assistant

AST SpaceMobile

Posted today

Executive Administrative Assistant

AST SpaceMobile · Miami, Florida, United States

Full-timeOn site5-10 yrsListed as no visa sponsorshipTelecommunications
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In short

The Executive Administrative Assistant will manage complex calendars, coordinate travel, and serve as a primary point of contact for two C-level executives. They will also prepare briefing materials, track action items, and support the leadership team's operating cadence.

What they're looking for

MUST-HAVE SKILLS

Calendar managementTravel coordinationExpense reportingCommunicationGoogle WorkspaceMicrosoft 365Stakeholder managementConfidentiality

ALSO MENTIONED

Executive AssistantC-suite supportCalendar managementTravel logisticsExpense managementGoogle WorkspaceMicrosoft 365ConcurExpensifySalesforce

Candidates must have at least 7 years of progressive experience as an executive assistant, with at least 3 years supporting C-suite or senior VP-level leaders. Proficiency in Google Workspace or Microsoft 365 and experience with travel and expense management tools are required.

About the employer

AST SpaceMobile

Transforming how the world connects

AST SpaceMobile and its global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. SpaceMobile service is expected to provide cost-effective, high-speed mobile broadband services with global coverage to all end-users, regardless of where they live, work or travel, without the need to purchase special equipment.

INDUSTRY
Telecommunications
COMPANY
Public Company
FOUNDED
2017
HEADQUARTERS
Midland, Texas
SIZE
501-1,000on LinkedIn
OFFICES
1 on LinkedIn

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Questions about this role

Is this AST SpaceMobile role remote?
Tagged on site.
Does it sponsor visas?
Listed as no visa sponsorship.
What experience does it ask for?
Listed as 5-10 years.

The posting, in full

AST SpaceMobile and our global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. Called SpaceMobile, this ultra-powerful network is being designed to provide connectivity at 4G/5G speeds everywhere on the planet – on land, at sea and in flight. We are seeking a highly organized and proactive Executive Administrative Assistant to support two C-level executives. This role requires a professional who can manage complex calendars, coordinate travel, prepare reports, help maintain the operating rhythm, and serve as a key point of contact within and outside the organization. The ideal candidate thrives in a fast-paced environment and can operate independently with minimal guidance.

▶ READ THE FULL POSTING

AST SpaceMobile and our global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. Called SpaceMobile, this ultra-powerful network is being designed to provide connectivity at 4G/5G speeds everywhere on the planet – on land, at sea and in flight.

Position Overview

We are seeking a highly organized and proactive Executive Administrative Assistant to support two C-level executives. This role requires a professional who can manage complex calendars, coordinate travel, prepare reports, help maintain the operating rhythm, and serve as a key point of contact within and outside the organization. The ideal candidate thrives in a fast-paced environment and can operate independently with minimal guidance.

Key Responsibilities

  • Manage a complex, high-volume calendar across time zones, prioritizing customer, partner, board, and critical meetings.
  • Protect focus time and anticipate conflicts before they happen.
  • Coordinate scheduling for the C-level executives' direct reports, including QBRs, one-on-ones, SLTs, etc.
  • Triage the executive's inbox and messages; draft responses and flag what needs immediate attention.
  • Serve as the first point of contact for internal and external stakeholders, including key customers, partners, peers, and employees.
  • Prepare briefing notes before meetings, including account context, attendees, and open issues.
  • Help prepare for executive business reviews, board and leadership meetings, and project kickoffs, including agendas, decks, and pre-reads.
  • Track action items and follow up with internal team leaders on deliverables.
  • Compile and format reports and dashboards for leadership review.
  • Plan and manage domestic and international travel, including itineraries, logistics, and expense reports.
  • Coordinate customer events, executive roundtables, offsites, and leadership team meetings.
  • Partner with other executive assistants to align cross-functional calendars and executive priorities.
  • Support onboarding logistics for new leaders and manage the executive's leadership team's meeting cadence.
  • Maintain confidentiality on compensation, deal strategy, M&A, reorganizations, and other sensitive matters.
  • Process expenses, purchase orders, and invoices; track the executive's office budget.
  • Maintain organized records, contracts, and files, and manage access to key systems.
  • Identify and implement process improvements that increase the executive's effectiveness.

Qualifications

Education:

Experience

  • 7+ years of progressive experience as an executive assistant, including 3+ years supporting a C-suite or senior VP-level leader.
  • Advanced proficiency with Google Workspace or Microsoft 365, including calendar, email, docs, spreadsheets, and presentations.
  • Experience with expense, travel, and collaboration tools (e.g., Concur, Expensify, Teams, Zoom, Perk, Ramp).
  • Demonstrated ability to handle confidential information with discretion and sound judgment.

Preferred Qualifications

  • Bachelor's degree in business administration, communications, or a related field.
  • Familiarity with CRM and sales tools such as Salesforce, HubSpot, or Gong, and ability to read pipeline and forecast reports.
  • Experience supporting board meetings and investor relations.
  • Prior experience managing a leadership team's operating cadence (OKRs, QBRs, planning cycles).

Soft Skills

  • Exceptional written and verbal communication skills, with polish suitable for customer-facing and board-level audiences.
  • Proactive and anticipatory: sees what the executive needs before being asked.
  • Judgment and discretion: knows what to escalate, what to resolve, and what to keep confidential.
  • Organization under pressure: juggles shifting priorities.
  • Relationship builder: earns trust with executives, customers, and peers at every level.
  • Ownership and follow-through: closes loops without reminders.
  • Adaptability: thrives in a fast-paced, changing commercial environment.

Technology Stack

  • Google Workspace or Microsoft 365 (calendar, email, docs, spreadsheets, presentations).
  • Expense and travel management tools (e.g., Concur, Expensify).
  • Collaboration tools (e.g., Teams, Zoom, Perk, Ramp).
  • CRM and sales tools such as Salesforce, HubSpot, or Gong.

Physical Requirements

  • Ability to work in a standard office environment.
  • Ability to use a computer and office equipment for extended periods.
  • Occasional lifting of office supplies or documents.
  • Willingness to travel occasionally and adjust hours around global time zones.

Benefits & Perks

At AST, we value our employees and offer a comprehensive benefits package designed to support your health, financial well-being, and work-life balance.

  • Medical, Dental, and Vision Insurance
  • 401(k) Retirement Plan with Company Match
  • Company-Paid Short-Term Disability (STD) and Long-Term Disability (LTD) Insurance
  • Company-Paid Life and Accidental Death & Dismemberment (AD&D) Insurance
  • Health Savings Account (HSA) and Flexible Spending Account (FSA) Options
  • Employee Assistance Program (EAP)
  • Voluntary Supplemental Benefits
  • Paid Time Off (PTO) and Company Holidays
  • Career Growth and Development Opportunities

This job description may not be inclusive to the duties and responsibilities listed. Additional tasks may be assigned to the employee from time to time or the scope of the job may change as needed by business demands.

AST SpaceMobile is an Equal Opportunity, at will Employer; employment is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

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SAVE THIS JOB

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This listing comes from AST SpaceMobile's own careers site. Apply links go to the employer. Company facts are from AST SpaceMobile's public profile. Last checked 30 Oct 2026.