Description We are looking for an Administrative Assistant to join our team on a long-term contract basis. Based in Costa Mesa, California, this position is fully onsite and requires a motivated individual who excels in managing communications, organizing schedules, and supporting project-related tasks. The ideal candidate will bring strong organizational skills and proficiency with various software tools to ensure smooth daily operations. Responsibilities: • Provide comprehensive administrative support for team projects, ensuring tasks are completed efficiently and deadlines are met. • Manage and maintain calendars, scheduling appointments and organizing meetings to optimize workflows. • Take ownership of all communications, including email correspondence and responding to inbound calls. • Coordinate project management tasks using tools such as AirTable, Slack, Asana, or Monday.com to track progress and maintain organization. • Prepare reports and presentations using Microsoft Office Suite, including Word, Excel, PowerPoint, and Outlook. • Conduct data entry tasks with high accuracy to support ongoing projects and administrative needs. • Foster positive customer interactions through excellent customer service and effective communication. • Assist in planning and logistics for meetings, ensuring all materials and resources are prepared in advance. • Collaborate with team members to streamline administrative processes and improve overall efficiency. Requirements • Minimum of 3 years of experience in an administrative or similar role. • Proficiency in software tools such as AirTable, Slack, Microsoft Office Suite, and Asana or Monday.com. • Strong organizational skills with the ability to manage calendars and schedule appointments effectively. • Excellent communication abilities, both verbal and written, to handle email correspondence and inbound/outbound calls. • Detail-oriented with exceptional data entry and reporting skills. • Customer service experience, showcasing professionalism and a positive attitude. • Ability to work onsite in Costa Mesa, California, adhering to a casual dress code. • Familiarity with project management practices and tools to support team initiatives. 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) .