Office Manager

Celero Communications • San Jose, CA

4d • Onsite

About The Position

Celero Communications is seeking an organized, proactive Office Manager to run day-to-day operations at its San Jose office and shape the employee and visitor experience as the company grows its coherent optical DSP ASIC business. The Office Manager will keep the office running smoothly, partner with leadership, and help maintain a welcoming, well-organized workplace for engineering and business teams.

This full-time, onsite role works across operations, HR, executive support, and corporate events, collaborating with colleagues in Irvine, Canada, and Córdoba, Argentina. The position includes hosting customer visits, managing vendors and supplies, coordinating executive travel and meetings, preparing branded presentations and templates, processing expenses and purchasing, and supporting onboarding, interview scheduling, and events.

Requirements

• Bachelor’s degree or equivalent years of experience.
• At least 4 years of experience in office management or administrative roles.
• Advanced proficiency in Microsoft Office Suite, including PowerPoint, Excel, and Word.
• Experience working with international and multi-site teams.
• Strong organizational skills and attention to detail across logistics, travel, expenses, and scheduling.
• Ability to manage multiple priorities in a fast-paced, changing environment.

Nice To Haves

• Startup environment experience.
• Semiconductor or technology company experience.
• Experience hosting customer visits at a semiconductor, optical networking, or data center technology company.
• Experience working with multi-site teams in the U.S., Canada, and Argentina.
• HR experience, such as onboarding, interview scheduling, or training coordination.
• Experience planning trade shows and corporate events.

Responsibilities

• Maintain a professional, welcoming office that reflects Celero’s brand and culture; keep shared spaces, labs-adjacent areas, and meeting rooms organized and ready.
• Coordinate customer visits, executive meetings, and company events, including logistics for hyperscaler and optical module partner visits; prepare spaces, schedules, and hospitality.
• Manage office logistics, including supplies, equipment, facilities, furniture, refreshments, and storage; anticipate needs and resolve problems.
• Manage relationships with facilities, furniture, catering, and storage vendors, tracking service, cost, and responsiveness.
• Coordinate domestic and international travel for executives and employees, including travel to customer, partner, and multi-site team locations.
• Prepare executive presentations and create branded PowerPoint and Word templates; keep company materials consistent and reusable.
• Process expense reports and manage office purchasing, maintaining accurate and timely records and following company approval practices.
• Assist with employee onboarding and workspace setup, ensuring new hires have what they need from day one.
• Support HR processes, including interview scheduling and training coordination; keep candidates, interviewers, and trainers informed and organized.
• Help plan and run trade shows, corporate events, and team-building activities; contribute to a positive, collaborative culture and support cross-functional administrative needs.

Benefits

• Opportunity to make a visible impact on how the San Jose office runs.
• Exposure to operations, HR, executive support, and corporate events.
• Room to grow your career.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level