Job Overview:

Provide comprehensive project accounting support for a fast-paced, site-based program with a strong emphasis on financial accuracy, subcontractor cost tracking, and high-volume transactional processing. This role is responsible for maintaining accurate subcontractor accruals, ensuring timely and precise recognition of project costs, and supporting client billing and project budget management.

The Project Accountant will routinely execute a high volume of purchasing card (P-card) transactions on behalf of the project team, requiring strict adherence to company policies, proper documentation, and timely reconciliation.

Additionally, the position plays a key role in timekeeping compliance, including assisting the Program Manager with timesheet entry and review for hourly personnel. This responsibility requires a thorough understanding of APTIM policies and California labor regulations to ensure accurate labor charging, proper overtime handling, and full compliance with applicable requirements.

This role works closely with project management and field staff to support contract billing, financial reporting, and accounts receivable processes, ensuring all activities align with contractual terms and internal controls.

This position is 100% onsite at the program facility located on NAS North Island. Remote work is not permitted, and all duties must be performed on location.

Key Responsibilities/Accountabilities:

· Maintain accurate subcontractor accruals, including tracking incurred costs, coordinating with field teams and subcontractors, and ensuring timely and precise cost recognition for monthly financial reporting

· Execute and manage high-volume purchasing card (P-card) transactions to support project operations; ensure proper coding, documentation, policy compliance, and timely reconciliation

· Support timekeeping and labor compliance, including reviewing and entering timesheets for hourly personnel in APTIM and client systems in accordance with APTIM policies and California labor regulations (including overtime and labor classifications)

· Assist the Program Manager with labor tracking and corrections, ensuring accurate labor charging and audit-ready documentation

· Support new hire onboarding coordination, including document collection and testing logistics (as needed for project staffing)

· Perform reconciliations, audits, and ad-hoc financial analysis to resolve discrepancies and improve accuracy of project financials

· Identify and support process improvements across billing, accruals, procurement, and timekeeping workflows

· Contribute to a team-oriented environment, providing backup support and assisting teammates during high workload periods

· Adhere to a strict monthly financial reporting cadence, ensuring the timely development of accurate subcontractor accruals for the Project Cost Scheduler, and performing thorough reconciliation of high-volume P-card transactions to maintain financial integrity and audit readiness

Basic Qualifications:

· Minimum 1 year of accounting experience or relevant accounting coursework (community college or university)

· Demonstrated ability to work effectively in cross-functional, team-based environments

· Strong proficiency in Microsoft Excel

· Highly organized, detail-oriented, and capable of managing electronic documentation independently

· Strong written and verbal communication skills

· Proven ability to manage multiple priorities, meet deadlines, and perform under pressure

· Team-oriented with the ability to thrive in a fast-paced, dynamic environment

· Strong critical thinking and problem-solving skills in day-to-day business situations

· Ability to conduct independent research and resolve issues within required timelines

· Demonstrated adaptability and willingness to learn new systems, processes, and client requirements

Desired/Preferred Qualifications:

· Experience with JD Edwards (JDE) or similar enterprise ERP/cost tracking systems

· Prior experience supporting project-based accounting, billing, or cost controls environments

· Familiarity with high-volume transaction processing (e.g., P-cards, subcontractor invoices, accruals)

· Intermediate Excel skills, including data analysis, reconciliation, and reporting functions

· Understanding of timekeeping systems and labor compliance requirements (e.g., California labor regulations)

· Experience with artificial intelligence (AI) platforms such as Microsoft Copilot, ChatGPT, and NotebookLM

About APTIM

APTIM enhances the quality of the environment, wellbeing of people, resilience of communities, and opportunity for employees to make a difference, not just a living. A leading professional solutions firm, we specialize in environmental, sustainability, resilience, and infrastructure solutions. Our team of experts provide these integrated solutions for forward-thinking government agencies, commercial and industrial clients, and energy customers. Together, we create sustainable and resilient communities for all.

What you can expect from APTIM:

Work that is worthy of your time and talent
Respect and flexibility to live a full life at work and at home
Dogged determination to deliver for our clients and communities
A voice in making our company better
Investment into your personal and professional development

As of the date of this posting, a good faith estimate of the current pay range for this position is $35.00- $40.00 per hour. Compensation depends on several factors including: experience, education, key skills, geographic location of the position, client requirements, external market competitiveness, and internal equity among other employees within APTIM.

Employee Benefits

APTIM Federal Services, LLC is committed to providing an extensive range of benefits that protect and promote the health and financial well-being of our employees and their families through the APTIM Benefits Marketplace https://aptim.makeityoursource.com/.

Medical, vision, and dental insurance: Through the marketplace, our employees can choose benefits from five metallic levels and several carriers to find the right benefits that work for them in their location.
Company paid and optional Life insurance
Short-term and long-term disability insurance
Accident, Critical Illness, and Hospital Indemnity coverage
Paid holidays, vacation, and sick leave (eligibility based on company policy and applicable law)
401(k) APTIM offers three 401k plans through the Aon Pooled Employer Plan (PEP). The specific plan you are eligible for depends on the business unit you are in. The details of the largest plan are found here:

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Sr. Project Controls Coordinator

Key skills

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