OM&S-R Subject Matter Expert; SME

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Full Time Washington DC, Washington DC, DC, US

Salary Range: $ To $ Annually

OM&S-R Subject Matter Expert (SME)

Location: Alexandria, VA or Washington Navy Yard, DC (Onsite – minimum 2 days a week)

Level: Senior Manager

All candidates must already have the above clearance listed. All candidates must be able to obtain and maintain their current clearance and any clearance level designated by Montcure at any given time, during their employment.

Montcure, LLC is a Service-Disabled Veteran-Owned Small Business (SDVOSB) founded with a vision to revolutionize consulting and advisory services through innovative, data-driven solutions. The Montcure team recognize the unique challenges faced by organizations and governments in today’s rapidly evolving business environment

Job Summary

Montcure, LLC is hiring an Operating Materials and Supplies-Remainder (OM&S-R) Subject Matter Expert (SME) to lead property and asset audit readiness support for a U.S. Navy / DoW financial management organization. As a recognized expert in financial management, accounting, and Navy business systems, you will provide deep subject-matter expertise on OM&S-R existence and completeness (E&C), end-user determination, and reconciliation across the Accountable Property System of Record (APSR), Navy ERP, Advana/Jupiter, and the Trial Balance.

You will interact with the Government primarily at the GS-15 or Senior Executive Service (SES) level, advising leadership on OM&S‑R audit strategy, Independent Public Accountant (IPA) engagement, and remediation of audit findings. You will set technical direction and quality standards for analysts performing E&C testing, data analytics, and reconciliation work.

Our core value of Dependability is paramount to this role: you will own the accuracy, supportability, and timeliness of OM&S‑testing, reconciliation, and audit support deliverables within Government review windows.

Key Responsibilities

• Serve as the OM&S-R SME and principal advisor to Navy financial management leadership on property and asset audit readiness, audit strategy, and remediation of findings.
• Plan and direct OM&S-R existence and completeness (E&C) testing, including “floor to book” and “book to floor” procedures, across multiple Navy site visits and large sample populations.
• Lead root cause analysis of missing, inaccurate, or unsupported APSR records, and review and approve site visit reports and corrective action items.
• Lead internal audit walkthroughs and support IPA walkthroughs at Navy activities, including Warfare Centers, to defend the Navy’s OM&S‑R position during audit.
• Guide development and application of the OM&S-R end‑user determination framework in accordance with SFFAS 3, and develop related policy, training, and job aids.
• Direct end‑to‑end OM&S-R reconciliations across feeder systems, the APSR, Navy ERP, the Trial Balance, and financial reporting, including three‑way reconciliations each quarter.
• Oversee identification and resolution of OM&S-R data discrepancies in Advana/Jupiter, including data standardization, script logic enhancements, and reconciliation of results to the Trial Balance.
• Direct analysis of material variances and unsupported transactions, and trend analysis of duplicate materials and inventory aging, and recommend corrective actions to leadership.
• Direct analyses of material movement and inventory aging assessments to support end‑user designations, evaluate material use and movement patterns, and identify potentially inactive excess, obsolete, or unserviceable material.
• Establish standardized reconciliation…