Complete Staffing Solutions

SR Accountant/Accounting Manager

Published September 15, 2026Boston, MassachusettsJob ID: 39608

Key Responsibilities & Details

Senior Accountant

Position Overview

We are seeking an experienced Senior Accountant to join a growing AEC-focused company operating within the architecture, design, and trade show/experiential space. This role will own full-cycle accounting responsibilities while also supporting more complex accounting functions, including commissions, sales tax, financial reporting, and project-based accounting.

The ideal candidate is a hands-on accounting professional who can manage the day-to-day accounting operations while also understanding the bigger picture behind project financials. Experience within an AEC, construction, architecture, engineering, design, or project-based environment is highly preferred.

Key Responsibilities

  • Manage full-cycle accounting, including accounts payable, accounts receivable, general ledger, reconciliations, and month-end close.

  • Prepare and maintain accurate financial statements and management reports.

  • Assist with project accounting, including work-in-progress (WIP), project profitability, and revenue recognition.

  • Understand and apply the Percentage of Completion (POC) method for project accounting.

  • Review and understand AIA billing, WIP schedules, contract values, costs-to-date, and project performance.

  • Manage and/or support sales tax filings and compliance across applicable jurisdictions.

  • Calculate, reconcile, and record commissions and other variable compensation.

  • Perform account reconciliations and investigate discrepancies.

  • Assist with budgeting, forecasting, and financial analysis as needed.

  • Work closely with project managers and operational teams to ensure project financial information is accurate and up to date.

  • Maintain accurate accounting records and ensure compliance with company policies and accounting standards.

  • Identify opportunities to improve accounting processes, controls, and reporting.

  • Support year-end audit/tax preparation and provide information to external accountants as needed.

  • Utilize Deltek for accounting, project financials, reporting, and related functions.

Qualifications

  • Bachelor’s degree in Accounting, Finance, or a related field.

  • 5+ years of progressive accounting experience, with senior-level or full-cycle accounting experience.

  • Strong understanding of general accounting principles and month-end close processes.

  • Experience with Deltek is strongly preferred and effectively a must-have.

  • Experience with project-based accounting, preferably within AEC, construction, architecture, engineering, design, or trade show/experiential environments.

  • Working knowledge of Percentage of Completion, WIP, AIA billing, and project cost accounting.

  • Experience with sales tax and commission accounting.

  • Strong Excel skills and the ability to work with financial data and reporting.

  • Strong attention to detail, organization, and analytical skills.

  • Ability to work independently while collaborating effectively with project managers and other departments.

  • Comfortable working at both the transactional/full-cycle accounting level and the higher-level financial reporting/project accounting level.

Job Application

You are applying for SR Accountant/Accounting Manager (Ref 39608). Please complete the form below and attach your resume.

No file chosenMax. file size: 128 MB.

Why Apply for This Role?

Our recruiters work directly with hiring managers to ensure your application is reviewed quickly. Applying through Complete Staffing gives you access to roles and insights you will not find elsewhere.

  • Dedicated support from a recruiter who understands your background.
  • Insight into company culture, hiring timelines, and compensation.
  • Access to additional opportunities that match your skills and preferences.
Modern open office with team collaborating around a table