Senior Director, Global Tax Reporting and U.S Compliance

Amentum•Chantilly, MD

4d•$250,000•Onsite

About The Position

Amentum is seeking a Senior Director, Global Tax Reporting and U.S Compliance to lead the Company’s worldwide accounting for income taxes under ASC 740 and its U.S. federal, state, and international income tax compliance functions. This is a highly visible, hands-on leadership role responsible for the accuracy, timeliness, and integrity of the Company’s quarterly and annual global tax provision, related SEC disclosures, and U.S. income tax filings. The director will lead a talented, energetic, and highly collaborative team of tax professionals. The ideal candidate brings positive energy, takes ownership, and follows matters through to completion, approaching challenges with optimism, practicality, and a solutions-oriented mindset. This role is ideal for someone who enjoys working in an extremely dynamic, diverse, and fast-paced environment. Candidates must be within driving distance to our offices in Northern Virginia, and U.S. Citizenship is required.

Requirements

Typically requires 10+ years of progressive corporate income tax experience in a multinational public company, Big Four public accounting firm, or a combination, with a Bachelor’s degree in Accounting, Finance, or related field.
CPA and/or Master’s degree in a relevant field.
Deep experience in ASC 740, proven experience leading global tax provision and SEC reporting experience.
Strong U.S. federal and state income tax compliance experience.
Experience in government contracting industry preferred.
Onesource Tax Compliance and Provision experience.
U.S. Citizenship is required to apply.
Candidates must be within driving distance to our offices in Northern Virginia.

Nice To Haves

Advanced Excel skills, familiarity with Power BI, Power query, Alteryx, SQL

Responsibilities

Lead the global ASC 740 tax provision processes, from planning and forecasting through to calculations, recording, analysis, reporting, and long-range planning.
Ensure that the group's tax accounting processes, documentation, and related systems comply with Sarbanes-Oxley internal control requirements.
Serve as primary liaison with external auditors on ASC 740 audit support, disclosures, and controls.
Maintain relationships with internal and external stakeholders, including the controller’s office, FP&A, IT, Internal Audit, Treasury, external service providers, and auditors.
Lead, supervise, and improve the tax accounting processes and delivery schedule, monitor tax law and accounting pronouncement changes.
Assist with mentoring the tax team’s development of technical skills and maintaining and enhancing team dynamics.
Direct preparation and review of consolidated U.S. federal and multi-state corporate income/franchise tax returns.
Oversee U.S. international calculations including GILTI, FTC, FDII, Section 163(j) and oversee US international reporting.
Manage extensions, estimated payments, refunds, amended returns, and tax account administration.
Oversee outsource and co-source third-party providers handling specific compliance obligations, filings, or specialized federal and state schedules.
Implement automation, analytics, and AI in areas such as data collection, reconciliation, workpapers, and tax calendar management.