Description Are you an experienced and resourceful administrative professional ready to take your career to the next level? Robert Half is seeking a Senior Administrative Assistant for a dynamic and growing client in San Diego, CA. This is an exciting opportunity to provide high-level support to executives or senior managers while helping a mission-driven organization achieve its goals. Key Responsibilities: + Supporting executives or senior managers with comprehensive administrative tasks, including calendar management, meeting coordination, and preparing reports. + Drafting and proofreading correspondence, presentations, and documents in a professional and timely manner. + Performing advanced data entry and organizing information to create accurate and detailed reports. + Actively coordinating travel arrangements, itineraries, and expense reports. + Facilitating communication and acting as a liaison between executives and internal/external stakeholders. + Managing complex project timelines and ensuring tasks are executed on time. + Supervising office administration functions, including maintaining supplies, managing schedules, and overseeing junior staff, if applicable. + Providing support with special projects and confidential matters as needed. Requirements + Experience: Minimum 4+ years of prior administrative support experience, with at least 2 years supporting senior leadership or executives preferred. + Technology: Strong proficiency with Microsoft Office Suite (Excel, Word, PowerPoint, and Outlook). Familiarity with project management tools or CRMs (e.g., Salesforce or Asana) is a plus. + Communication: Excellent verbal and written communication skills. Ability to interact professionally with diverse stakeholders at all levels. + Multitasking: Proven ability to successfully juggle multiple projects while maintaining attention to detail. + Problem-Solving: Ability to anticipate needs and provide solutions with minimal supervision. + Professionalism: Demonstrated ability to handle confidential and sensitive information with discretion. + Education: High school diploma or equivalent required; associate or bachelor’s degree preferred. 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) .