Company Overview

For 29 years, clients in the private and public sectors have relied upon SOS International LLC (SOSi) for critical operations in the world’s most challenging environments. SOSi is privately held, was founded by its current ownership in 1989, maintains corporate headquarters in Reston, VA, and specializes in providing logistics, construction, training, intelligence, and information technology solutions to the defense, diplomatic, intelligence and law enforcement communities.

All interested individuals will receive consideration and will not be discriminated against on the basis of race, color, religion, sex, national origin, disability, age, sexual orientation, gender identity, genetic information, or protected veteran status. SOSi takes affirmative action in support of its policy to advance diversity and inclusion of individuals who are minorities, women, protected veterans, and individuals with disabilities.

CORPORATE-181227-8292: Senior Billing Specialist
LocationU.S. - Virginia - Reston
Open Date12/27/2018
SOS International LLC (SOSi) is seeking an experienced Senior Billing Specialist to join our Billing team at our operational headquarters in Reston, VA.

Essential Job Duties:
• Calculates complex billing charges in accordance with contracted terms within the Deltek accounting system
• Utilizes contract calendar for invoicing activities
• Reviews billing data from various sources to ensure that the amounts and account numbers are accurate
• Investigates the billing suspense items and bills as needed
• Post invoices, expense reports and other miscellaneous accounting entries to the accounting system
• Interprets and explains bills to client and staff as needed
• Updates the collection of report bi-weekly and resolves accounts over 90 days
• Maintains other spreadsheets as per manager’s request
• Monitors for and informs Billing Manager if there are any problems with the labor, expense report, and contract as well as any other issues hindering invoice preparation
• Participates in projects performed by the Billing Department
• Identifies potential problems or areas for improvement and provides solutions
• Assists in DCAA audit
• Performs other duties as assigned by management

• Bachelor’s degree, degree in a related discipline preferred
• Seven to ten years of prior billing experience
• Prior lead and/or supervisory experience
• Prior experience working in a U.S. Government contracting environment preferred
• Previous experience with Deltek Costpoint required
• Independent, self-starter who can multi-task effectively and work with minimal supervision
• Excellent oral and written communication skills
• Strong analytical and problem solving ability
• Strong organizational skills and attention to detail
• Strong understanding of Microsoft Office Suite

• Working conditions are normal for an office environment