Senior Accounting Administrator
MEI Rigging & Crating • Chantilly, VA • Full Time
Posted on Thu, Oct 1, 2026
Position Summary:
The Senior Accounting Administrator will primarily provide support to the Accounting Supervisor and ensure the coordination of accounting administration and operational functions are in compliance with applicable regulations. This includes analyzing information between the job tracking system and the corporate accounting system for accuracy. This position may provide specific support including monthly performance reports, financial analysis, or expense variance review. The Senior Accounting Administrator will work collaboratively with the Regional Accounting Supervisor, Accounts Payable, and Accounts Receivables departments; and may also perform tasks in support of corporate accounting (invoicing, financial audit, and various administrative tasks).
Essential Job Duties and Responsibilities:
- Demonstrate top-tier communication within accounting and interdepartmentally with leadership, sales, project management, and operations.
- Coordinate and assist with preparing data for large customer reporting as needed.
- Assist sales, project management, and operations with project profitability data.
- Organize and/or prepare third party invoices for specialized customer invoicing.
- Lead spreadsheet tracking and organization of specialized billing to ensure accuracy and timeliness.
- Reconcile accounting system invoices with customer invoicing platforms.
- Lead the Accounts Receivable team with customer invoicing, training, and troubleshooting.
- Prepare, oversee, and submit AR revenue accrual reports for month end.
- Reconcile monthly customer retention reports for project closeout.
- Review billing packets and assist with approving D365 invoices.
- Lead the Accounts Payable team with processing vendor invoices, credit card expense reports, companywide fuel cards, training, and troubleshooting.
- Prepare, oversee, and submit AP expense accrual reports for month end.
- Review intracompany billings with Operations and Project Managers for accuracy.
- Lead the PO close out process for each month end.
- Pull and analyze project billing and utilization reports to support accounting daily and month end responsibilities.
- Process Per Diem Requests as needed.
- Provide OCIP support for enrollment and reporting.
- Assist with other accounting functions as directed by Accounting Supervisor.
Minimum Qualifications (Experience, Skills, and Education):
- High school diploma or equivalent. Associate degree or higher in accounting, business, finance, or similar highly preferred.
- Minimum four (4) years’ experience of recent, successful office accounting (AR, AP, bookkeeping is preferred.
- Minimum four (4) years’ recent experience with accounting software preferred but not required.
- Excellent knowledge of Microsoft Office Suite including Word, Outlook, and Power Point. Advanced Excel and data entry skills with excellent typing speed and accuracy necessary.
- Understanding of insurance as it relates to vendors, 1099 compliance, and independent contractor requirements.
- Excellent written and oral communication and interpersonal skills with internal and external stakeholders, and all levels of staff.
- Excellent organizational and prioritization skills; is detail oriented, manages time efficiently and has the ability to multi-task successfully.
- Effectively able to maintain discretion and confidentiality of sensitive information as appropriate, safeguards vendor and customer information.
- Exceptional problem-solving skills.
- Demonstrated ability to work under deadlines and timeframes effectively with a customer service demeanor.
Physical Requirements and Working Conditions:
This position is fully in office and with no opportunity for remote work. Normal, temperature-controlled office environment. Work includes frequent work at a computer terminal with extended periods of sitting, occasional walking, and lifting or moving items weighing up to 10 pounds. Frequent use of keyboard / mouse, cellular and land-line telephones, and standard office equipment. The Senior Accounting Administrator may need to occasionally perform work in a non-temperature controlled or warehouse environment.
Additional Requirements:
Must be able to work in a high functioning team environment. Display the highest levels of honesty, integrity, and professionalism. Take pride in your work and in the company. Communicate openly and strive for peak performance in daily tasks. Know and deliver the quality service MEI’s customers have come to expect.
Disclaimer: This job description is intended to summarize the type and level of work performed by a Senior Accounting Administrator and is not an exhaustive list of all duties, responsibilities, and/or requirements. MEI reserves the right to change or modify this job description or the essential duties of the job, as necessary.
MEI is an Equal Opportunity, M/F/Disabled/Vet Preferred Employer.
Onsite- Monday-Friday 8:00am-5:00pm
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