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Robert Half Sr. Administrative Assistant in Portsmouth, New Hampshire

Description We are looking for an experienced Sr. Administrative Assistant to support day-to-day office operations in Portsmouth, New Hampshire. This contract position is a contract position. 3-6 months.

Responsibilities: • Manage complex calendars, schedule appointments, and adjust priorities to keep leaders and teams on track. • Provide high-level administrative support by preparing correspondence, maintaining records, and handling routine office coordination. • Arrange business travel, including transportation, lodging, and itinerary planning, while ensuring details are communicated clearly. • Organize and maintain export and import documentation with accuracy and attention to compliance-related requirements. • Coordinate conference calls and meetings by securing times, distributing invitations, and preparing materials as needed. • Track important deadlines, follow up on pending action items, and help ensure timely completion of administrative tasks. • Support cross-functional communication by relaying updates, responding to inquiries, and assisting with general office workflow. Requirements • Demonstrated experience in a senior administrative support role.

• Strong ability to manage calendars and balance multiple scheduling priorities.

• Experience arranging travel and coordinating detailed itineraries.

• Familiarity with handling export and import documents accurately.

• Comfortable setting up and coordinating conference calls and meetings.

• Strong written and verbal communication skills.

• Highly organized with solid attention to detail and follow-through. 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) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .

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