Senior Payroll Administrator

Senior Payroll Administrator SciTec, a wholly owned subsidiary of Firefly Aerospace, Inc., is a dynamic leader in delivering advanced sensor data processing technologies and scientific instrumentation capabilities in support of National Security and Defense, and we are growing our creative team! We support customers throughout the Department of Defense and U.S. Government in building innovative new tools to deliver unique world-class data exploitation capabilities. Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements will not be considered. SciTec has an immediate opportunity for a talented Senior Payroll Administrator. The Senior Payroll Administrator is responsible for managing the company's multi-state, bi-weekly payroll for 500+ employees and overseeing payroll operations related to equity compensation. As a wholly owned subsidiary, the role also supports coordination with the parent company to ensure compliance with consolidated reporting requirements, SOX controls, and corporate policies. The ideal candidate has deep payroll expertise, strong analytical capabilities, and experience within a public company. Responsibilities Manage and administer the full payroll function, ensuring accurate, timely, and compliant multi-state payroll processing. Review, enter, maintain, and audit payroll data within ADP and other HRIS systems to ensure accurate employee records. Reconcile ADP payroll data with Costpoint Accounting System and prepare bi-weekly general ledger payroll entries and monthly accruals. Ensure proper payroll deductions for taxes, benefits, and other deductions and withholdings. Maintain payroll documentation for internal and external audits. Ensure confidentiality of employee payroll information. Collaborate with HR to properly administer, process, and pay all employee leaves of absence, including disability and Family Medical Leave. Process benefit and employment status changes to ensure accurate payroll reflection. Assist in the development and maintenance of payroll policies and procedures. Review and reconcile quarterly payroll tax filings. Stay current with federal, state, and local payroll legislation and ensure compliance with all regulatory requirements. Identify and resolve payroll discrepancies, system issues, and data irregularities. Support automation, system upgrades, and process improvements related to payroll operations. Administer and process RSU vesting events, including tax withholdings, payroll reporting, and coordination with the company's equity platform. Ensure accurate and timely integration of equity transactions into payroll and accounting systems. Partner with Accounting, HR, and external equity administrators to reconcile RSU activity and support stock-based compensation reporting. Maintain documentation and compliance related to payroll and equity compensation for audits, financial, and compliance reporting. Assist with special projects and other related responsibilities as needed.