Description Robert Half is looking for a motivated, reliable Office Assistant to support one of our clients in SSF. Our client is a fast-growing technology company based in San Mateo, building innovative software solutions that transform how businesses operate. As a small, agile team, they value collaboration, initiative, and a positive work culture. The looking for a dependable and detail-oriented Office Administrator to support the daily operations and keep the office running smoothly. The Office Administrator will be the central hub of the team’s day-to-day needs. From managing office supplies and coordinating schedules to helping with light HR and finance support, this role is perfect for someone who thrives in a fast-paced, multitasking environment and enjoys wearing many hats. Key Responsibilities + Manage front office operations, including handling phone calls, emails, mail, and greeting guests + Coordinate office supply orders, equipment maintenance, and vendor relationships + Support basic bookkeeping functions (invoicing, expense tracking, petty cash, etc.) + Help with onboarding new employees (workspace setup, system access, welcome kits) + Schedule meetings, team events, and internal communications + Maintain office organization, cleanliness, and tech readiness + Assist with HR administrative tasks such as timesheet collection, PTO tracking, and benefits coordination + Work with leadership on ad hoc projects and process improvements Requirements Qualifications + 2+ years of experience in an administrative, office coordinator, or operations role + Strong organizational and time-management skills + Comfortable using Microsoft Office or Google Workspace (Docs, Sheets, Calendar, etc.) + Familiarity with tools like QuickBooks, Notion, Slack, Zoom, or similar platforms is a plus + Excellent written and verbal communication skills + Friendly, professional, and proactive attitude + Associate’s or Bachelor’s degree preferred, but not required 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) .