Senior Administrative Assistant

American Tower • Woburn, MA • 20h ago

The Team

We are seeking a Senior Administrative Assistant to join the company's U.S. Tower division. The Senior Administrative Assistant provides a high-level of administrative support to senior leaders and ensures efficient operations by managing calendars, processing invoices, planning meeting, completing expense reports, and arranging travel. This role requires strong organizational skills, discretion, and the ability to manage multiple priorities in a fast-paced environment. A key component of this role includes planning and executing internal and external events that support business objectives and enhance team engagement. The ideal candidate will demonstrate a sense of urgency, adeptly manage competing demands, maintain confidentiality, and thrive in a dynamic, fast-paced environment.

What You Need to Succeed

Bachelor's degree preferred or equivalent work experience.

Minimum 3 years' experience as an administrative assistant or office administrative assistant, preferably at the senior level.

Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook).

Excellent time management skills and an ability to multitask and prioritize work.

Strong written and verbal communication skills.

High level of discretion and professionalism.

Familiarity with enterprise systems (e.g., Oracle, Salesforce).

Experience supporting multiple executives or departments.

Success in planning and executing corporate events or team-building activities.

Ability to anticipate needs and proactively solve problems.

What You Can Offer Us

Manage calendars, schedule meetings, and coordinate logistics for internal and external appointments.

Prepare and edit correspondence, communications, presentations, and other documents.

Handle confidential information with discretion and professionalism.

Coordinate domestic and international travel arrangements and related expense reports.

Serve as a liaison between executives and internal and external stakeholders.

Maintain office systems, including data management and filing.

Support project tracking, reporting, and documentation.

Assist with onboarding and training of junior administrative staff.

Plan, coordinate, and execute on- and offsite meetings and special events, including venue selection, catering, materials preparation, and logistics.

Manage event budgets, vendor relationships, and post-event evaluations to ensure successful outcomes and continuous improvement.

Other duties as assigned.

American Tower is a global digital infrastructure company serving customers through tower sites and other real estate solutions that support connectivity and opportunity, focused on achieving our vision of Building a More Connected World. Our success is rooted in the potential of our people and the power of local teams at our offices and sites across 25 countries.

We are one of the largest global Real Estate Investment Trusts (REITs) and a publicly traded (NYSE:AMT), Fortune 500 Company headquartered in Boston, Massachusetts. The next decade will be an exciting time as we evolve our infrastructure to meet tomorrow's needs and position our people to elevate their impact, their potential, and our shared success. Come grow your career with us!

For more information about how American Tower is building a more connected world, visit americantower.com.

American Tower is proud to be an equal opportunity employer and will not discriminate against an applicant or employee based on age, sex, sexual orientation, gender identity, race, color, creed, religion, national origin or ancestry, citizenship, marital status, familial status, disability, military or veteran status, genetic information, pregnancy, reproductive decisions, or any other characteristic protected under applicable law.

Requisition ID : 1754

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