Administrative Assistant and Office Manager, Family Office
Job in
Ardmore, Delaware County, Pennsylvania, 19003, USA
Listed on 2026-07-01
Listing for:
The Sidewater Group
Full Time
position Listed on 2026-07-01
Job specializations:
-
Administrative/Clerical
Office Administrator/ Coordinator, Virtual Assistant/ Remote Admin, Clerical -
Business
Office Administrator/ Coordinator
Job Description & How to Apply Below
We are seeking a highly organized, discreet, and proactive Administrative Assistant to support the daily operations of a private family office. This role offers the opportunity to work closely with family members, executives, advisors, and service providers in a professional and fast-paced environment. Applicants shouldbe self starters able to work both independently and with a team.
The ideal candidate will be detail-oriented, adaptable, and capable of handling a wide range of administrative responsibilities while maintaining strict confidentiality.
Key Responsibilities- Maintain confidential files, records, and contact databases with a high degree of discretion
- Manage office operations, management systems and software, process-invoices, expense reports, reimbursements and basic bookkeeping tasks
- Liaise with vendors, advisors, household staff, attorneys, accountants, and other external partners
- Support document management, filing, and record retention processes
- Screen calls, emails, and other communications; prioritize and respond appropriately
- Prepare correspondence, reports, presentations, and meeting materials
- Aid in the generation of financial reports
- Assist in handling both personal and business related tasks
- Handle ad hoc requests and provide general administrative support as needed
- 5 - 8 years of administrative experience, preferably within a family office, private office, financial services, or professional services environment
- Bachelor's degree preferred o r equivalent professional experience
- Strong proficiency in Microsoft Office Suite and calendar management systems with high proficiency in excel reporting
- Excellent written and verbal communication skills
- Exceptional time management, organizational, and multitasking abilities
- High level of discretion and professionalism when handling sensitive information
- Strong interpersonal skills and a client-service mindset
- Familiarity with accounting or expense management software
- Experience supporting high-net-worth individuals or executives
- Comfort working in a small, collaborative office environment
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