Senior Tax Analyst - Tax Technology & Reporting

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 50000 employees in more than 70 countries across all 7 continents.The Senior Tax Analyst - Tax Technology & Reporting will report to Senior Manager Tax Reporting and will be responsible for supporting the tax departments technology automation data reporting and process-improvement initiatives across Amentums global tax function. This individual contributor role will help improve the efficiency accuracy controls and scalability of Amentums tax processes including U.S. and international tax compliance ASC 740 tax provision support transfer pricing data indirect tax Pillar Two global tax reporting and foreign statutory reporting processes. US Citizenship is required. Candidates must live within driving distance to our offices in Northern Virginia. This is a local-remote-telework role.This is a strong opportunity for someone who enjoys working at the intersection of tax accounting data systems and process transformation in a dynamic multinational environment.Main responsibilitiesSupport the design implementation maintenance and enhancement of tax technology solutions used by the global tax department.Partner with tax accounting financial reporting IT controllership shared services and external advisors to improve tax data collection validation reporting and analytics.Develop and maintain automated workflows reports dashboards reconciliations and data models to support tax compliance tax provision planning transfer pricing audit defense and management reporting.Support tax provision and compliance processes by improving data extraction transformation and reconciliation from ERP consolidation and financial reporting systems.Assist with administration and optimization of tax software and related tools which may include tax provision income tax compliance transfer pricing indirect tax document management workflow and data analytics platforms.Assist with gathering organizing and validating data for foreign financial statements local country reporting tax audits transfer pricing documentation public country-by-country reporting and other statutory or regulatory reporting requirements.Support process improvements for recurring tax deliverables including quarterly and annual provision income tax compliance indirect tax filings R&D credit data transfer pricing calculations and international tax reporting.Work with leadership to identify manual high-risk or inefficient processes and convert them into sustainable repeatable well-controlled workflows.Assist with implementation of controls documentation and governance over tax data tax technology processes and key tax reporting workstreams.Help maintain tax department dashboards trackers calendars workflow tools and documentation repositories.Monitor developments in tax technology automation data analytics AI-enabled tools and global tax reporting requirements that may affect Amentums tax function.Perform other duties as assigned.Knowledge Skills and AbilitiesStrong tax accounting systems and data orientation with the ability to understand how tax reporting requirements connect to ERP consolidation statutory reporting and compliance data.Advanced Microsoft Excel skills required experience with Power Query Power Pivot Power BI Alteryx Tableau SQL Python or other data analytics automation tools preferred.Experience with tax provision income tax compliance international tax indirect tax transfer pricing or statutory reporting processes.Familiarity with tax provision or compliance software such as ONESOURCE Tax Provision ONESOURCE Income Tax or similar platforms preferred..Ability to extract reconcile analyze and explain complex data from multiple systems and sources.Strong project-management skills including the ability to manage recurring deadlines competing priorities and cross-functional workstreams.Strong attention to detail and commitment to data accuracy documentation controls and process discipline.Ability to translate tax department needs into practical technology reporting and process solutions.Strong written and verbal communication skills including the ability to work effectively with tax professionals finance teams IT personnel external advisors and business stakeholders.Positive attitude intellectual curiosity and willingness to learn new systems processes and tax reporting requirements.Minimum RequirementsTypically 4 years of relevant experience in corporate tax public accounting tax technology finance transformation tax reporting statutory reporting accounting systems or data analytics with a Bachelors degree in Accounting Finance Information Systems Data Analytics Business Tax or a related field.Experience with a multinational public company large private company government contractor or public accounting consulting firm preferred.CPA EA MST MBA PMP Alteryx Power BI Microsoft Power Platform data analytics or similar certification preferred.U.S. Citizenship required.Candidates must be within driving distance to Amentum offices in Northern Virginia. Compensation Details92k - 115k The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities education experience skills internal equity market data applicable collective bargaining agreements and relevant laws.Benefits OverviewOur health and welfare benefits are designed to support you and your priorities. Offerings includeHealth dental and vision insurancePaid time off and holidaysRetirement benefits including 401k matchingEducational reimbursementParental leaveEmployee stock purchase planTax-saving optionsDisability and life insurancePet insuranceNote Benefits may vary based on employment type location and applicable agreements. Positions governed by a Collective Bargaining Agreement CBA the McNamara-OHara Service Contract Act SCA or other employment contracts may include different provisionsbenefits. Original Posting11112026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days with a closing date no earlier than three days after the original posting. This timeline may change based on business needs. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race sex sexual orientation pregnancy including pregnancy childbirth breastfeeding or medical conditions related to pregnancy childbirth or breastfeeding age ancestry United States military or veteran status color religion creed marital or domestic partner status medical condition genetic information national origin citizenship status low-income status or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation or any other protected category under federal state or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.