Part-Time Administrative Coordinator (Hybrid) – 20 hrs/wk

3VI; San Ramon (CA); Hybrid; USD 28,000 - 40,000; Part time

Benefits offered by this job

Paid sick leave (California)

Part-time non-exempt hourly

Benefits eligible

Job summary

3VI is seeking an Administrative Assistant to support engineering leadership and operations. This part-time, hybrid role in San Ramon requires 20 hours per week with a 9:00 AM–1:30 PM schedule on most days, offering in-office support as needed.

The ideal candidate will be highly organized, reliable, and able to manage multiple tasks with precision. Proficiency in Microsoft Office and strong communication skills are essential.

Qualifications

• 2+ years of administrative support experience in a professional office
• Strong attention to detail and accuracy in documentation
• Excellent organizational and time-management skills
• Strong written communication and follow-through
• Ability to work independently with minimal supervision
• Proficiency with Microsoft Office Suite and standard office software
• Ability to maintain confidentiality and handle sensitive information
• Reliable transportation for local errands in San Ramon, CA

Responsibilities

• Prepare and assemble business documents, forms for review and signature, correspondence, and administrative files
• Maintain company records, submission logs, tracking logs, and miscellaneous documentation
• Populate forms and Word documents and prepare documents for signature
• Data entry, administrative filings, and document organization
• Assist with phone coverage, voicemail management, and message follow-up
• Organize calendars and draft emails and company communications
• Prepare and schedule LinkedIn posts and other social media content
• Document control activities including scanning, formatting, PDF assembly, and filing
• Coordinate mail, FedEx shipments, printing, and other logistics
• Pick up mail and run occasional local errands in San Ramon
• Order and organize office supplies and materials
• Support leadership with note-taking and general administrative tasks
• Assist with meetings, travel, conferences, and coordination activities
• Support deadline-driven administrative tasks in a fast-paced environment
• Perform other duties as assigned

Skills

Attention to detail

Organizational skills

Time management

Written communication

Independent work

Education

Associate’s or Bachelor’s degree preferred

Tools

Microsoft Office Suite

Job description

3VI is seeking an Administrative Assistant to support engineering leadership and operations. This part-time, hybrid role in San Ramon requires 20 hours per week with a 9:00 AM–1:30 PM schedule on most days, offering in-office support as needed.

The ideal candidate will be highly organized, reliable, and able to manage multiple tasks with precision. Proficiency in Microsoft Office and strong communication skills are essential.