Job Title: Senior Accountant

Job Description

Temporary Duration 1-5 months

We are seeking a Senior Accountant to perform a comprehensive Bank-to-Book Reconciliation for fiscal periods. The role involves reconciling ACH and wire payments, ensuring consistency between bank Payment Detail reports and Daily Composite reports, and consolidating bank activity with NAV payment journal entries by division and fiscal period.

Responsibilities

Perform detailed reconciliation of ACH and wire payments (no check activity).Reconcile bank Payment Detail reports to Daily Composite reports to confirm cash disbursement population.Consolidate bank activity and NAV payment journal entries by division and fiscal period.Trace individual payments (by vendor, amount, and date) from bank to NAV.Identify and document all reconciling items and exceptions.Identify and categorize exceptions such as payments made via bank but not posted in NAV, payments posted in NAV with no corresponding bank disbursement, auto-drafts without supporting invoices in NAV, and intercompany settlement issues.Investigate duplicate and overpayments by tracing payments to approved payment run Excel files and analyzing invoice-level detail.Identify invoices paid more than once or paid via bank but still open in NAV.Prepare detailed exception summaries by division, vendor, and fiscal period.Prepare proposed correcting journal entries and payment adjustments.Review findings and proposed corrections with Controller/Accounting leadership.Post approved corrective entries in NAV.Assist with A/P and cash clean-up efforts.Deliver a fully reconciled bank-to-book file for P1–P5 FY2026.Provide an organized exception log by period, division, vendor, and exception type.Identify duplicate payments and overpayment exposure.Post approved corrective entries to ensure A/P and cash are properly reconciled.Support documentation of reconciliation approach for future reference.

Essential Skills

5+ years of accounting experience, preferably in general ledger and accounts payable.Strong experience performing detailed bank reconciliations.Experience investigating duplicate payments and invoice-level discrepancies.Advanced Excel skills (pivot tables, lookups, large data sets).Experience with Microsoft Dynamics NAV (NAV 18 preferred) strongly desired.

Additional Skills & Qualifications

Ability to work independently in a manual, detail-intensive environment.Strong documentation and organizational skills.

Work Environment

The role requires working independently in a detail-intensive environment, utilizing advanced Excel and Microsoft Dynamics NAV. The position does not involve check activity and focuses on reconciling ACH and wire payments. The work environment is manual and requires strong documentation and organizational skills.

Job Type & Location

This is a Contract position based out of Ontario, CA.

Pay and Benefits

The pay range for this position is $41.00 - $49.00/hr.

Eligibility requirements apply to some benefits and may depend on your job\n classification and length of employment. Benefits are subject to change and may be\n subject to specific elections, plan, or program terms. If eligible, the benefits\n available for this temporary role may include the following:\n\n • Medical, dental & vision\n • Critical Illness, Accident, and Hospital\n • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available\n • Life Insurance (Voluntary Life & AD&D for the employee and dependents)\n • Short and long-term disability\n • Health Spending Account (HSA)\n • Transportation benefits\n • Employee Assistance Program\n • Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Ontario,CA.

Application Deadline

This position is anticipated to close on Mar 3, 2026.

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\n\nAbout Aston Carter:\n

Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service.

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The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

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If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com for other accommodation options.

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