Description We are looking for a highly organized Administrative Assistant to join our team in McLean, Virginia. This Contract to Permanent position offers an excellent opportunity for individuals who excel in fast-paced environments and are eager to grow within a company. In this role, you will provide essential administrative support while handling invoicing responsibilities and collaborating closely with a dynamic team. Responsibilities: • Provide administrative support to multiple departments, ensuring tasks are completed efficiently and accurately. • Manage invoicing processes, including data entry and verification, utilizing tools such as Microsoft Excel. • Create and edit presentations using Microsoft PowerPoint, ensuring materials are well-prepared and thorough. • Coordinate schedules and communications through Microsoft Outlook, maintaining organization and timeliness. • Handle general office tasks, including filing, document preparation, and correspondence. • Collaborate with a team of administrative staff to ensure seamless operations across various roles. • Maintain a high level of attention to detail while performing day-to-day tasks. • Adapt to changing priorities in a fast-paced environment, demonstrating flexibility and problem-solving skills. • Support team goals by contributing to process improvements and efficiency initiatives. • Assist with the transition of invoicing systems, ensuring data accuracy and compliance. Requirements • Minimum of three years of administrative experience in an office setting that values attention to detail. • Proficiency in Microsoft Office Suite, including Outlook, Excel, and PowerPoint. • Strong organizational skills with exceptional attention to detail. • Ability to work independently while managing multiple tasks and priorities. • Excellent communication skills and a positive, team-oriented attitude. • Willingness to learn and grow within the organization. • Demonstrated ability to thrive in fast-paced environments and adapt to change. • Alignment with the team's values, showcasing reliability and a strong work ethic. 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) .