• Realizar las declaraciones tributarias • Actualizar el Rut de las compañías asignadas • Control resoluciones de facturación de la organización • Generar certificados digitales • Tramitar pagos de facturas • Apoyar labores administrativas

• Support a broad range of domestic and international tax advisory projects, including financing transactions and cash repatriation, legal entity restructurings, withholding and indirect tax matters, and tax support for M&A transactions • Perform technical tax research and support tax planning, modeling, and structuring projects • Support our U.S. research & development tax credit claims and documentation • Support business development activities, including researching applicability of tax exemptions available to Amentum under bilateral defense-type agreements, such as Status of Forces Agreements (“SOFA”) • Support tax audits and controversies in U.S. federal, state, and foreign jurisdictions, including direct and indirect tax matters, including gathering and validating data for audit requests, drafting audit responses, etc. • Monitor and analyze federal, state, and foreign legislative, regulatory, and judicial developments • Assist with documenting key tax positions, risks, planning analyses, and intercompany agreements • Work with and provide tax support to internal stakeholders, including Legal, Business Development, Contracts, and Treasury teams

Dayforce is a global human capital management (HCM) company headquartered in Toronto, Ontario, and Minneapolis, Minnesota, with operations across North America, Europe, Middle East, Africa (EMEA), and the Asia Pacific Japan (APJ) region. Our award-winning Cloud HCM platform offers a unified solution database and continuous calculation engine, driving efficiency, productivity and compliance for the global workforce. Our brand promise - Makes Work Life Better™ - Reflects our commitment to employees, customers, partners and communities globally. About the Opportunity Join the Dayforce Tax Customer Support team and play a key role in delivering world-class tax support for Dayforce—our award-winning, cloud-based Human Capital Management (HCM) platform that supports millions of workers globally. As a Tax Customer Support Specialist, you’ll deliver fast, effective case resolutions while creating exceptional customer experiences that build trust and long-term loyalty. We are a team of passionate, customer-focused professionals dedicated to our clients’ success. We’re growing, and we’re looking for collaborative, detail-oriented professionals who thrive in a fast-paced environment and are passionate about client success. What you'll get to do - Provide front-line payroll tax customer support via case management, phone, and virtual meetings. - Manage a portfolio of cases, delivering timely updates and ensuring resolution within established service levels. - Analyze payroll tax filings and related data to identify discrepancies, determine root causes, and implement accurate solutions. - Use strong analytical and problem-solving skills to resolve complex tax issues while maintaining high customer satisfaction. - Collaborate cross-functionally to address escalated or multi-layered tax matters. - Support peak processing periods, including overtime during quarter-end cycles as needed. - Contribute to operational initiatives focused on improving and enhancing the customer experience. - Perform other related duties as assigned. Skills and experience we value - Bachelor’s degree or 3+ years of payroll tax experience (multi-jurisdictional experience preferred). - Direct experience with payroll tax filings and compliance requirements. - Strong analytical skills with exceptional attention to detail and accuracy. - Excellent written and verbal communication skills, with the ability to clearly explain complex tax matters to clients. - Demonstrated ability to manage multiple priorities in a deadline-driven environment. - Advanced customer service skills. - Flexibility to work overtime during peak periods, including occasional weekend work during quarter-end processing. What would make you really stand out - Experience working with SQL or relational databases. - Familiarity with Microsoft Office (e.g., Windows, Excel, Word). - Experience using Salesforce or other case management systems. - Completion of CPA Payroll Compliance Legislation and Payroll Fundamentals. What’s in it for you Dayforce is fueled by the diversity of our talented employees. We are an equal opportunity employer and consider and embrace ALL individuals and what makes them unique. We believe our employees should be happy and healthy, with peace of mind and a sense of fulfillment. We encourage individuals to apply based on their passions. Dayforce encourages personal and professional growth. We offer excellent time away from work programs, comprehensive wellness initiatives and recognition through competitive pay and benefits. With a commitment to community impact, including volunteer days and our charity, Dayforce Cares we provide opportunities for you to thrive both in your career and personal life. Our focus is not just on your job but on supporting you to be the best version of yourself. About the Salary Ranges Please note that the salary range mentioned in this job description should serve simply as a guide. The final compensation offered may vary based on a variety of factors, including bonuses and/or incentives, or a candidate’s experience, skills, budget and location. Our company is committed to providing a fair, equitable, and competitive package that reflects the value an individual brings to the organization. Fraudulent Recruiting Beware of fraudulent recruiting. Legitimate Dayforce contacts will use an @dayforce.com email address. We do not request money, checks, equipment orders, or sensitive personal data during the recruitment process. If you have been asked for any of the above, or believe you have been contacted by someone posing as a Dayforce employee, please refer to our fraudulent recruiting statement found here: https://www.dayforce.com/be-aware-of-recruiting-fraud Dayforce actively monitors all job applications to ensure authenticity. Submissions determined to be fraudulent or misleading will be declined from the recruitment process #LI-Remote

• Lead quarterly and annual ASC 740 income tax provision processes, including preparation, review, and disclosure of tax footnotes.Manage deferred taxes, valuation allowances, and uncertain tax positions across U.S. and international entities. • Ensure SOX-compliant internal controls over tax reporting and interface effectively with external auditors • Partner with global finance teams and local advisors to ensure proper tax advisors to ensure the preparation and timely filing of U.S. federal, state, local, and international income tax returns, including international information reporting (e.g., Forms 5471, 8858, 8865, 1118). • Maintain accurate documentation for transfer pricing and foreign tax credit positions. • Monitor OECD, BEPS 2.0, and global tax reform developments and assess potential impacts. • Identify and implement strategic tax planning opportunities to reduce the global effective tax rate (ETR). • Support M&A due diligence, structuring, and integration efforts from a direct tax and provision perspective. • Evaluate and optimize the tax impact of digital marketplace operations, cross-border sales, and evolving nexus rules. • Collaborate with Finance, Accounting, Legal, and Product teams to align tax strategy with business priorities. • Work closely with the indirect tax team on nexus studies, marketplace facilitator rules, and audit responses.