Accounting Senior Manager

General information

Requisition # R65502 Locations USA-DC-Washington Posting Date 01/29/2026 Security Clearance Required Secret Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Accounting Senior Manager to join our team at Joint Base Anacostia-Bolling, Washington, D.C. This is an onsite position.

In this role, you will lead financial operations in support of Department of Defense (DoD) accounting services. You will manage cradle-to-grave accounting tasks, support audit resolution efforts, and drive improvements across financial reconciliation, collection processing, and revenue analysis efforts.

Responsibilities Include but are not limited to:

• Performing day-to-day cradle-to-grave accounts receivable tasks, including collection efforts, analyzing trading partner agreements and coordinating interagency payment reconciliations

• Processing no-check-drawn collections and charges to DoD trading partners and performing follow-up on aged or delinquent accounts receivable documents

• Reviewing and processing adjustment transactions for unearned revenue against canceling appropriations and processing collection vouchers for incoming customer orders and contract refunds from vendors

• Handling accounts payable transactions tied to customer order activity,  external organizational requests and processing and reconciling monthly interest penalty payment distributions

• Recording obligation documents against existing MIPRs (Military Interdepartmental Purchase Requests)

• Assisting in documentation and monitoring of audit discrepancies and resolution through the Corrective Action Plan process

• Leading early fiscal year-end closeout of commitments, budget authority, and unearned revenue

Minimum Qualifications:

• Bachelor’s degree or equivalent experience (4 additional years)

• 4 + years of experience in DoD accounting processing

• 2 + years of experience working in an SAP environment

• Ability to perform SQL queries for accounting system analysis, data research, journal entries, and issue analysis

Preferred Qualifications:

• Experience leading accounting operations in a DoD or federal environment

• Familiarity with fiscal year-end closeout practices and audit remediation efforts

• Experience supporting accounting system configuration and process automation initiatives