Office Manager

Celero Communications, Inc.•San Jose, CA

5d•$70,000 - $105,000•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 role is the primary point of contact for keeping the office running smoothly, a partner to leadership, and a contributor to a welcoming, organized workplace for engineering and business teams. The Office Manager hosts customer visits, manages vendors and supplies, coordinates executive travel and meetings, prepares branded presentations and templates, processes expenses and purchasing, and supports onboarding, interview scheduling, and events. This is a full-time, onsite role at the San Jose site, working across operations, HR, executive support, and corporate events. The role partners with colleagues in Irvine, Canada, and Córdoba, Argentina.

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.
Manage office logistics, including supplies, equipment, facilities, furniture, refreshments, and storage; anticipate needs and resolve problems.
Manage facilities, furniture, catering, and storage vendor relationships, tracking service, cost, and responsiveness.
Coordinate domestic and international travel for executives and employees, including trips to customer, partner, and multi-site team locations.
Prepare executive presentations and create branded PowerPoint and Word templates; maintain consistent, polished, reusable company materials.
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, and keep candidates, interviewers, and trainers informed and organized.
Help plan and run trade shows, corporate events, and team-building activities; support a positive, collaborative culture and cross-functional administrative needs.