Senior Payroll Specialist -US - Remote

Who we are We’re a global, midsize CRO that pushes boundaries, innovates and invents because the path to a cure for the world’s most persistent diseases is not paved by those who play it safe. It is built by those who take pioneering, creative approaches and implement them with quality and excellence. We are Worldwide Clinical Trials, and we are a global team of over 3,500+ experts, bright thinkers, dreamers and doers and, together, we are changing the way the world experiences CROs – in the best possible way. Our mission is to work with passion and purpose every day to improve lives and we are looking for others who value this same pursuit. Why Worldwide We believe everyone plays an important role in making a world of difference for patients and their caregivers. From our hands-on, accessible leaders, to our cohesive and supportive teams, we are committed to enabling professionals from all backgrounds and experiences to succeed. We prioritize cultivating a diverse and inclusive environment that continues to promote collaboration and creativity. We are proud to be a workplace where people thrive by being themselves and are inspired to do their best work every day. Join us! What the Senior Payroll Specialist does at Worldwide The Senior Payroll Specialist is a high-level individual contributor and process owner responsible for the integrity of end-to-end multi-entity global payroll. This role acts as the primary liaison between Payroll, Finance, and HCM teams, ensuring system architecture integrity. The Senior Payroll Specialist provides leadership through mentorship, leads complex audits, and contributes to strategic decisions that impact global payroll scalability. What you will do Partner directly with the HCM/Workday team to architect and troubleshoot file feeds; identify and resolve root-cause data discrepancies before they impact payroll. Oversee and certify the accuracy of global payroll runs, ensuring all regional tax, social security, and labor law changes are implemented. Act as the primary point of contact for the Treasury department to ensure funding accuracy and timely cross-border liability payments. Responsible for the integrity and certification of payroll control accounts across regions, investigating and resolving any discrepancies to ensure financial accuracy. Oversee the end-to-end funding process, including the initiation of ACH payments and the certification of payroll control accounts to ensure zero-finding financial accuracy Provide support for financial year-end audit requirements, fiscal year reporting, and general payroll reporting. What you will bring to the role Ability to monitor, interpret, and implement complex international payroll legislation and tax compliance updates across multiple jurisdictions Exceptional attention to detail and ability to maintain a high degree of accuracy while working to strict, tight deadlines. Strong interpersonal and written communication skills to effectively manage employee queries and cross-departmental collaboration. Proven ability to handle highly sensitive and confidential employee information with discretion. Demonstrated ability to work independently, manage multiple priorities, and lead projects as assigned. Your experience Minimum 4 years (with Degree) or 6 years (without Degree) in a high-volume Finance or Payroll department. Proven track record of leading year-end processes or system implementations. Expert-level Excel (Power Query, advanced VLOOKUPs, or Macros) and deep proficiency in global payroll platforms (ADP, TMF, etc.) and Workday. Active pursuit or attainment of CPP (Certified Payroll Professional) or FPC designation is highly preferred. Demonstrated ability to manage projects independently and influence cross-functional stakeholders. We love knowing that someone is going to have a better life because of the work we do. To view our other roles, check out our careers page at Discover a world of difference at Worldwide! For more information on Worldwide, visit or connect with us on LinkedIn. Worldwide is an equal opportunity employer that is committed to enabling professionals from all backgrounds and experiences to succeed and, to that end, we prioritize attracting diverse talent and cultivating an inclusive environment that encourages collaboration and creativity. We know that when our employees feel appreciated and included, they can be more creative, innovative, and successful. We’re on a mission to hire the very best and are committed to creating exceptional employee experiences where everyone is respected and has access to equal opportunity. We provide equal employment opportunities to all employees and applicants regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, military status, or other class protected by applicable law. This is who we are. We’re a team of clinicians, scientists, and researchers who want to make healthcare better. We were founded on an unwavering commitment to authentic, personalized attention. And today, as CROs consolidate and the industry changes rapidly, that personalized attention is more important than ever. We all came to this industry for different reasons, from different walks of life. If you ask any one of us why we’re here, you’ll get a different answer. 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