Demo

Office Assistant/Bookkeeper

Corsec Security
Fairfax, VA Full Time
POSTED ON 8/29/2026
AVAILABLE BEFORE 12/26/2026

Office Assistant/Bookkeeper

Who we're looking for: We are in search of a full-time Office Manager/Bookkeeper to support our administrative, financial and sales teams. You will report to the Chief Administrative Officer (CAO) and help manage daily office operations, basic accounting tasks, and project setups. You will also work closely with our Director of Finance and Director of Service Delivery.

Key Responsibilities

  • Office Management: Manage and maintain the organization of the office, coordinate with building management and contractors, and order office supplies.
  • Bookkeeping: Create customer invoices, enter vendor bills, run reports, deposit payments and keep financial files organized.
  • Project Support: Set up new customer projects in our software (Certinia) and build virtual project files.
  • Department Support: Help HR with recruiting and hiring tasks and assist the Sales Team with presentations and marketing materials.

Qualifications

  • 2 to 3 years of bookkeeping experience.
  • Hands-on experience with QuickBooks.
  • Strong skills in Excel and MS Office Suite.
  • Accurate data entry skills.
  • High attention to detail and accuracy.

Preferred Skills

  • Highly organized with good time management.
  • Basic project management skills.
  • Excellent speaking and writing skills.
  • Ability to work well in a fast-paced environment.

Benefits & Perks

  • Health & Wellness: Three comprehensive health insurance plans, dental, and vision insurance.
  • Financial Security: 401(k) plan with company matching available after 1 year of service.
  • Paid Time Off: Generous PTO policy.
  • Company-Paid Insurance: Fully sponsored Life insurance, Long-Term Disability (LTD), and Short-Term Disability (STD) insurance.
  • Flexible Floating Holidays: Freedom to choose your own holiday time off.

This is a full-time in-office position.

Job Type: Full-time

Pay: $50,000.00 - $60,000.00 per year

Benefits:

  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid sick time
  • Paid time off

Ability to Relocate:

  • Fairfax, VA 22030: Relocate before starting work (Required)

Work Location: In person

Salary : $50,000 - $60,000

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