Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant leaps in human progress. The company invented the world’s first 3D-stacked photonics engine, Passage™, capable of connecting thousands to millions of processors at the speed of light in extreme-scale data centers for the most advanced AI and HPC workloads.
Lightmatter raised $400 million in its Series D round, reaching a valuation of $4.4 billion. We will continue to accelerate the development of data center photonics and grow every department at Lightmatter!
If you're passionate about tackling complex challenges, making an impact, and being an expert in your craft, join our team of brilliant scientists, engineers, and accomplished industry leaders.
Lightmatter is (re)inventing the future of computing with light!
The Receptionist and Office Coordinator is responsible for front-desk operations, visitor management, office coordination, and administrative support. This role manages daily office activities, supports staff needs, and ensures smooth facility operations for the Mountain View office.
Responsibilities:Front Desk and Visitor Experience:- Manage reception and greet all clients, visitors, and vendors.
- Oversee the visitor check-in process and direct guests to the appropriate contact or meeting room.
- Receive and log mail and packages using the company’s automated system.
- Maintain the reception area to company standards.
Office and Facilities Coordination:
- Ensure conference rooms are clean, organized, and prepared before and after meetings.
- Monitor the building and report issues or irregular activity.
- Support general office operations, including maintaining common areas, stocking supplies, and coordinating facility service requests.
- Manage inventory and order office supplies to support daily operations.
Administrative and Executive Support:
- Provide administrative support to the Executive Assistant (EA) team, including data entry, scheduling coordination, and preparing materials.
- Assist with coordinating internal events, luncheons, and staff initiatives.
- 1+ years of experience in a front-desk, office administration, hospitality, or customer-service role.
- Strong verbal and written communication skills.
- Proficiency with Google Suite and the ability to learn new software tools.
- Demonstrated organizational and time-management skills with the ability to prioritize tasks.
- Attention to detail in reception management, supply tracking, and data entry.
- Ability to support multiple teams and manage routine office needs.
- Experience with visitor management software (e.g., Envoy, Traction Guest) and package tracking systems.
- Demonstrated experience in coordinating small-scale internal events, meetings, or luncheons.
- Familiarity with basic facilities coordination.
- Experience managing inventory and ordering supplies within a set budget.
We offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data.
- Comprehensive Health Care Plan (Medical, Dental & Vision)
- Retirement Savings Matching Program
- Life Insurance (Basic, Voluntary & AD&D)
- Generous Time Off (Vacation, Sick & Public Holidays)
- Paid Family Leave
- Short Term & Long Term Disability
- Training & Development
- Commuter Benefits
- Flexible, hybrid workplace model
- Equity grants (applicable to full-time employees)
Benefits eligibility may vary depending on your employment status and location. Lightmatter recruits, employs, trains, compensates, and promotes regardless of race, religion, color, national origin, sex, disability, age, veteran status, and other protected status as required by applicable law.
Export Control
Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.
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