Senior Director, Global Tax Reporting and U.S Compliance

Amentum•Chantilly, VA

3d•$250,000•Onsite

About The Position

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents. The Company 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. Reporting to the Vice President, Tax this is a highly visible hands-on leadership role responsible for 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 with strong foundation. We are seeking a leader who will complement these qualities and someone who brings positive energy, takes ownership and follows matters through completion, approaches challenges with optimism practically and a solutions-oriented mindset. This role is a great opportunity 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 US Citizenship is required. A successful candidate will be; A technically credible ASC 740 leader who is willing to engage directly in the details An energetic and collaborative leader who enjoys working with and developing high caliber team of tax professionals A high initiative, ownership-oriented individual who anticipates needs, moves work forward and reliably sees projects through completion A process minded builder who is energized by making complex work simpler, more controlled and scalable.

Requirements

Expert-level understanding of accounting for income taxes under US GAAP, including quarterly/annual global tax provisions, deferred taxes, valuation allowances, and uncertain tax positions (ASC 740-10/FIN 48).
In-depth knowledge of U.S. federal consolidated corporate returns, multi-state franchise/income tax compliance, and complex U.S. international tax mechanics (GILTI, FTC, FDII, and Section 163(j)).
Thorough knowledge of Sarbanes-Oxley (SOX) compliance, risk management frameworks, and internal control requirements related to financial reporting for the tax function.
Mastery of modern data analytics infrastructure, tax provision software, and data management pipelines.
Hands-on proficiency using advanced Excel, Power BI, Power Query, Alteryx, and SQL to automate data collection, build dynamic workpapers, and eliminate manual processes.
Strong ability to articulate complex tax concepts, reporting risks, and SEC financial statement disclosures clearly to external auditors, the VP of Tax, and cross-functional corporate leaders.
Precision in directing complex corporate filings, managing extensions, tracking estimated payments, and overseeing co-sourced or outsourced third-party tax service providers.
Skill in designing scalable, controlled, and simplified workflows out of highly complex tax data streams.
Ability to operate as a technically credible leader who sets the long-term global tax strategy while willingly diving into the granular technical details when necessary.
Ability to cultivate, coach, and inspire a highly collaborative team of high-caliber tax professionals, building out their technical skills and driving engagement.
Ability to maintain high initiative, anticipate business needs, work through roadblocks with an optimistic, solutions-oriented mindset, and dependably drive projects to completion.
Ability to build and maintain strong strategic relationships across internal departments (Controller’s office, FP&A, IT, Internal Audit, Treasury) and with external auditors.
Advanced Excel skills, familiarity with Power BI, Power query, Altertyx, SQL
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 relevant field.
Deep experience in ASC 740, proven experience leading global tax provision and SEC reporting experience.
Strong US federal and state income tax compliance experience.
US Citizenship is required to apply.
Candidates must be within driving distance to our offices in Northern Virginia.

Nice To Haves

Experience in government contracting industry preferred.
Onesource Tax Compliance and Provision experience.

Responsibilities

Lead the global ASC 740 tax provision processes, from planning and forecasting through to calculations, recording, analysis and 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 controller’s office, FP&A, IT, Internal audit treasury, external services 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