Demo

Part Time Bookkeeper

Phronesis Engineering
Islandia, NY Part Time
POSTED ON 12/8/2025 CLOSED ON 1/8/2026

What are the responsibilities and job description for the Part Time Bookkeeper position at Phronesis Engineering?

 

📌 Part-Time Bookkeeper (A/E Industry) – Phronesis Engineering

📍 1601 Veterans Memorial Hwy., Islandia NY 11787 | Hybrid (In-Office Work From Home) | ⏱ ~10–20 hours/week / www.PhronesisEngineering.com

Phronesis Engineering is a growing civil engineering firm focused on delivering thoughtful, practical solutions for our clients and communities. We’re looking for a part-time Bookkeeper who understands (or is eager to learn) the architecture/engineering (A/E) industry and wants to grow with a small, high-performing team.

What You’ll Do

  • Handle day-to-day bookkeeping in [QuickBooks / Striven/ Excel]
  • Process accounts payable/receivable, vendor bills, and credit card reconciliations
  • Support project-based accounting (WIP, job costing, billable vs. non-billable hours)
  • Prepare and send client invoices in line with A/E contracts and fee structures
  • Assist with month-end close, account reconciliations, and financial reporting
  • Coordinate with our CPA on tax prep, payroll support, and compliance as needed

What We’re Looking For

  • 2–5 years of bookkeeping experience, preferably in an A/E or professional services firm
  • Familiarity with A/E billing, subconsultants, and reimbursable expenses is a big plus
  • Strong proficiency with QuickBooks (or similar) and Excel
  • Comfortable working with job cost / project accounting
  • Detail-oriented, organized, and able to work independently with minimal oversight
  • Excellent communication skills and a collaborative mindset

Work Arrangement

  • Hybrid role: mix of in-office time at our Islandia office and work-from-home opportunities.
  • We are prioritizing local candidates who can be on-site regularly for team collaboration, training, and occasional meetings
  • Schedule is flexible within normal business hours, averaging 10–20 hours per week

Nice-to-Haves

  • Experience with Deltek, Practice CS, Striven or other A/E-specific platforms
  • Exposure to time & expense systems used by engineers/design professionals
  • Prior experience in a small firm environment where people wear multiple hats

How to Apply

Please send your resume and a brief note about your A/E or project-based bookkeeping experience to AStancanelli@PhronesisEngineering.com.

Use the subject line: “Part-Time Bookkeeper – Phronesis Engineering – [Your Name]”.

We look forward to hearing from you!


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Hourly Wage Estimation for Part Time Bookkeeper in Islandia, NY
$22.00 to $27.00
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