Executive Assistant — Finance & Admin Ops

One Federal Solution; Alexandria (VA); On-site; USD 28,000 - 39,000; Part time

Job summary

One Federal Solution is seeking an Executive Assistant to join our Corporate team at our headquarters in Alexandria, VA. This in-office, part-time role supports day-to-day office operations, provides administrative assistance to internal teams, and assists with basic financial tasks within Unanet.

The ideal candidate is detail-oriented, organized, and proactive, capable of managing clerical finance functions and supporting the President & CEO with confidentiality and initiative.

Qualifications

• Previous experience in administrative, office support, or finance-related roles.
• Basic understanding of finance, bookkeeping, or accounting processes.
• Ability to learn new systems rapidly; familiarity with Unanet is a plus.
• Strong organizational, analytical, and problem-solving skills.
• Excellent written and verbal communication abilities.
• Proficiency with Microsoft Office (Word, Excel, Outlook).
• Ability to maintain strict confidentiality and handle sensitive information.
• Demonstrated ability to think critically, work independently, and take initiative.

Responsibilities

• Greet visitors, manage front-desk operations, and ensure a professional office environment.
• Handle incoming calls, mail, scheduling, and general correspondence.
• Coordinate meetings, office activities, and internal logistics.
• Maintain office supplies, equipment, and overall workspace organization.
• Provide direct administrative support to the President & CEO, including special assignments requiring judgment and confidentiality.
• Assist with financial data entry, reconciliations, and administrative tasks within Unanet.
• Support timesheet oversight, expense processing, and billing inquiries.
• Coordinate with the finance team on routine tasks, reporting needs, and internal follow-up.
• Assist Corporate Operations with research, documentation, and light analytical tasks, demonstrating the ability to learn quickly and reason through complex topics.

Skills

Administrative skills

Finance understanding

Organizational skills

Analytical thinking

Communication skills

Confidentiality and discretion

Independent work & initiative

Education

Finance or accounting background

Tools

Unanet

Microsoft Office

ERP systems

Job description

One Federal Solution is seeking an Executive Assistant to join our Corporate team at our headquarters in Alexandria, VA. This in-office, part-time role supports day-to-day office operations, provides administrative assistance to internal teams, and assists with basic financial tasks within Unanet.

The ideal candidate is detail-oriented, organized, and proactive, capable of managing clerical finance functions and supporting the President & CEO with confidentiality and initiative.