Office Manager & Receptionist, Bulim Square

About Lumilens At Lumilens we are building the critical photonics infrastructure that powers tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is unlocking a new era of computing - faster, cooler, and massively more efficient. We’re a well-funded startup backed by Mayfield and led by veterans who’ve built and scaled some of the most transformative technologies in the industry. At Lumilens, we’re developing high-speed photonics products purpose-built to power the future of AI infrastructure and high-performance computing. This isn’t incremental innovation, it’s a ground-floor opportunity to rethink the optical layer from the silicon up. You’ll work alongside a team of world-class engineers solving some of the hardest challenges in scaling optical systems. Every line of code, every design decision, every breakthrough you help deliver will shape the infrastructure of tomorrow. If you're looking for mission, momentum, and the chance to make an outsized impact, jump on the rocket ship. We’re just getting started. About the role We are looking for an Office Manager & Receptionist to be the welcoming face of our manufacturing site and keep its day-to-day administration running smoothly. You will run the front desk, manage visitor and contractor access, and support site operations, facilities, administration, and purchasing, so our production and engineering teams can stay focused on building products. This is a hands-on, fully onsite role that works closely with the Operations leadership, Production, EHS, HR, and Finance, and handles confidential information with discretion. Responsibilities - Serve as the first point of contact at the factory front desk: greet and assist visitors, customers, suppliers, and contractors; answer, screen, and route phone calls and general inquiries. - Manage site access and visitor control, including sign-in logs, badges, NDAs, and safety briefings, and ensure visitors and contractors follow policies, cleanroom, and security requirements. - Receive, log, and distribute mail, courier packages, and deliveries; coordinate with Receiving/Warehouse on inbound shipments and related paperwork. - Manage day-to-day administration of the site, including offices, meeting rooms, break rooms, and locker/changing areas, keeping them clean, stocked, and ready for use. - Maintain inventory of office, pantry, and general consumables. - Coordinate facilities and vendor services. Serve as the primary contact for building management. - Support HR administration for the site workforce: prepare onboarding logistics for new hires (badges, PPE, workstation, orientation), maintain employee files and shift/attendance records, and post required workplace notices. - Coordinate site purchasing and expenses. Source quotations, raise purchase requests, track site-related spending, and coordinate invoices and payment follow-ups with Finance and Procurement in line with company processes. - Prepare for and coordinate customer visits, factory tours, supplier meetings, including meeting rooms, catering, and visitor logistics. - Arrange travel and hotel bookings for visiting colleagues, customers, and guests. Qualifications - At least 5 years of experience in office management, reception, or administrative roles, preferably in a manufacturing, industrial, or high-tech production environment. - Familiarity with factory operations and requirements such as visitor safety, EHS programs, and quality audits. - A professional, friendly front-desk presence and excellent communication skills, with the ability to work effectively with production staff, engineers, leadership, vendors, and visitors. - Strong organizational and time management skills, with the ability to multitask and prioritize in a fast-paced, dynamic environment. - Proficiency in Microsoft Office; experience with ERP, purchasing, or visitor management systems is a plus. - A high level of discretion, attention to detail, and a strong sense of accountability when handling confidential employee, customer, and company information. - Able to work fully onsite, with occasional flexibility to support deliveries or visits outside regular hours. - A proactive, can-do attitude, willing to tackle tasks of any size, and a genuine desire to help others.