Job Description

Job Title: Office Manager & Administrative Coordinator

Location: Irvine, CA

Reports To: CEO/CFO

About the Role

Celero Communication Inc. is an exciting and fast-growing start-up in the semiconductor industry, pushing boundaries with innovative technologies and a bold vision for the future of connectivity. As we scale rapidly, we are looking for a driven and resourceful Office Manager & Administrative Coordinator to be the backbone of our daily operations and a key partner in shaping our company culture.

This is not your typical admin role—at Celero, you’ll have the opportunity to wear many hats, work closely with leaders across the company, and collaborate with international teams. You’ll ensure our office runs smoothly, our employees are supported, and our customers and visitors experience the best of who we are. For someone eager to grow in a fast-paced, entrepreneurial environment, this role offers the chance to make a big impact at the ground level of a company that’s redefining its industry.

Key Responsibilities

Office Management

• Maintain a professional office environment that reflects Celero’s standards, including

branding and logo displays.

• Coordinate arrangements for customer visits, internal meetings, and company events.
• Oversee day-to-day office operations, ensuring supplies, printers, and equipment are

well-stocked and functional.

• Manage vendor relationships, including coffee and water service, office furniture, and storage.

Administrative Support

• Arrange domestic and international travel logistics for employees and visitors.
• Prepare, polish, and format PowerPoint presentations; design templates for

presentations and Word documents.

• Process expense reports and manage office purchasing needs.
• Coordinate employee-related materials.

HR & Employee Experience

• Support employee onboarding, including workspace setup and training coordination.
• Assist with HR processes such as performance reviews, employee training schedules,

and interview coordination.

• Help plan and manage trade shows and corporate events.

Qualifications

• Bachelor’s degree with 4+ years of experience in administrative or office management

roles.

• Proficient in Microsoft Office Suite: PowerPoint, Excel, and Word.
• Proven ability to collaborate with international teams (U.S., Canada, Argentina).
• Strong organizational skills with high attention to detail and follow-through.
• Ability to multi-task and prioritize in a fast-paced, dynamic environment.
• Proactive, eager-to-learn mindset with excellent problem-solving skills.

What We Offer

• The chance to play a foundational role at a high-growth semiconductor start-up.
• Exposure to a wide variety of business functions—administration, HR, operations, and events.
• A collaborative, international team culture where ideas and initiative are valued.
• The opportunity to grow alongside Celero as we scale and shape the future of our industry.

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