Description We are looking for a detail-oriented Administrative Assistant to join our team in Lakewood, California. In this long-term contract role, you will provide essential administrative support, manage communication within the office, and ensure smooth day-to-day operations. Your contributions will help maintain efficiency across various functions, including purchasing, invoicing, mailroom operations, and facility services. Responsibilities: • Create and manage purchase orders in JDEdwards, ensuring accurate accounting strings and tracking to close them within the correct accounting period. • Process and code invoices with precise accounting details, make copies, and maintain organized invoice records. • Research unpaid invoices, communicate with vendors to resolve issues, and collaborate with accounting personnel. • Schedule and oversee conference room bookings, ensuring no conflicts, coordinating setups, and addressing any issues related to meetings. • Handle mailroom duties, including sorting, delivering, and posting internal and external mail, as well as managing FedEx packages. • Generate reports related to mail and conference room activities while staying updated on postal regulations. • Assist the facility services team by ordering office supplies, filing invoices, and supporting team members when needed. • Provide administrative support to the manager and act as a backup for team members when required. • Maintain communication with internal personnel to ensure smooth operations across administrative tasks. Requirements • High school diploma or equivalent is required. • 0-2 years of experience in administrative or clerical roles. • Proficiency in computer applications, including Microsoft Word, Excel, and PowerPoint. • Strong organizational skills and attention to detail. • Excellent communication and customer service abilities. • Familiarity with accounting practices, including invoice coding and purchase order management. • Ability to manage multiple tasks efficiently and adapt to changing priorities. • Knowledge of postal regulations and mailroom operations is a plus. 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. Robert Half will consider for employment qualified applicants with arrest or conviction records in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. 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) .