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Administrative Assistant (Part-time)
Job Location:
Job Location:
San Francisco, CA - USA
Hourly Salary:
USD 30 - 32
Hourly Salary:
Posted:
1 October 2026 (Yesterday)
Posted:
Application Deadline:
29 December 2026
Application Deadline:
Vacancies:
1 Vacancy
Vacancies:
Job Summary
- (Part-Time 20 hours/week 4 hours a day On Site with travel required between two locations in the Bay Area)
- Rate: $30$32/hr
Were looking for a proactive Administrative Assistant to support our Manager and day-to-day operations of two offices. This role requires someone comfortable managing shifting priorities handling confidential information with discretion and traveling regularly between both locations as needed.
Key Responsibilities
- Manage calendaring scheduling correspondence and daily priorities for the Manager.
- Draft and proofread emails memos reports presentations and other business correspondence.
- Handle front-office duties: mail filing phones and ordering/tracking office supplies and equipment.
- Greet clients and vendors and coordinate visitor access.
- Serve as a point of contact between vendors/building staff and the organization including routing maintenance requests and light property management tasks.
- Process invoices and track expenses.
- Schedule and confirm appointments meetings and travel arrangements.
- Organize and execute company events meetings and conferences (onsite and offsite) from planning through completion.
- Assist with special projects and research as assigned.
- Maintain organized digital and physical filing systems.
- Handle tasks proactively and follow through on projects to completion; run errands as needed.
- Maintain confidentiality of sensitive business and personnel information at all times.
- Travel between the two San Francisco/Bay Area locations as needed to support both sites.
- Perform other general administrative duties as assigned.
- Part-time approximately 20 hours/week (4 hours/day)
- On-site position requiring regular travel between two locations in the Bay Area
- Schedule coordinated with the Managerbased on business needs
- Reliable transportation required
Experience & Skills Required
- Strong organizational skills attention to detail and a team-player mindset
- At least 2 years of experience in an operations setting and/or as an Executive Assistant
- Intermediate proficiency in Microsoft Office Suite (Word Excel Outlook PowerPoint)
- Excellent written and verbal communication skills
- Ability to manage multiple priorities and meet deadlines in a fast-paced environment
- Professional demeanor and discretion when handling confidential information
- Associates degree from an accredited institution or equivalent work experience preferred
Required Experience:
Senior IC
About Company
Xellia is a specialty pharmaceutical company focused on providing important anti-infective treatments against serious and often life-threatening infections.
