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Description We are looking for an experienced Senior Administrative Assistant to join our team in Denver, Colorado. In this long-term contract position, you will play a vital role in supporting executive leadership and ensuring the smooth operation of office activities. This role requires exceptional organizational skills, attention to detail, and the ability to manage multiple priorities effectively.

Responsibilities:

• Provide comprehensive administrative support to executive leadership, including managing calendars, handling calls, coordinating meetings, arranging travel, preparing expense reports, and handling document preparation.

• Organize all office meetings by scheduling conference rooms, arranging catering, and coordinating audio-visual requirements.

• Set up and manage teleconferencing and video conferencing platforms such as WebEx and Microsoft Teams.

• Compile, organize, and maintain confidential executive and board materials, ensuring accuracy and accessibility.

• Maintain and store documents on platforms like Diligent and internal shared drives, ensuring proper document retention and organization.

• Process invoices and expenses for the executive office and board members using Oracle systems.

• Manage office supply inventory, handle incoming and outgoing mail, and oversee package delivery logistics.

• Assist in planning and executing office events, including venue research, menu development, travel logistics, and on-site support.

• Coordinate with vendors for contracts, event setups, and budget tracking, ensuring seamless event execution.

• Support special projects, initiatives, and other ad-hoc tasks as needed. Requirements • Proven experience in administrative roles supporting executive-level staff.

• Strong proficiency in calendar management, scheduling, and travel arrangements.

• Familiarity with teleconferencing platforms, including WebEx and Microsoft Teams.

• Excellent organizational skills for handling confidential documents and meeting materials.

• Experience with invoice and expense processing systems, such as Oracle.

• Ability to manage event planning logistics, including budgets, vendor coordination, and attendee support.

• Proficiency in office software and platforms used for document management.

• Strong communication and interpersonal skills to liaise with internal teams and external vendors effectively. TalentMatch®

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more.

All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

• 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .