HR Administrator

Human Resources Administrator Sirius Staffing is seeking a Human Resources Administrator for a short-term, on-site contract. This combined HR Operations and Payroll position provides transactional support for employees in the United States and Canada. You must have a strong HRIS background, SuccessFactors experience is preferred, and the ability to learn new systems quickly. Duties and Responsibilities Maintain accurate, confidential employee data and records in HRIS and payroll systems, including job title, salary, and tax changes. Support onboarding and offboarding in SuccessFactors, ensuring required documentation is completed and filed. Maintain data integrity across payroll and HRIS systems. Resolve employee inquiries through ServiceNow and escalate issues as needed. Support HR administrative tasks and projects. Assist with payroll submissions as needed. Required Skills and Experience 5+ years of related HR administrative experience, preferably in a global matrixed organization. Experience with SuccessFactors, HireRight, Kronos, or similar HRIS, payroll, and employee-management software Strong analytical, problem-solving, organizational, time-management, interpersonal, and written and verbal communication skills. Accurate, detail-oriented recordkeeping and data entry. Ability to manage high-volume requests, meet customer service-level expectations, and deliver responsive support to employees and HR stakeholders. Discretion with confidential information and knowledge of payroll compliance requirements. Ability to work independently and collaboratively in an on-site environment, including with employees at all levels and partners in HR, Finance, and other departments. Adaptability to payroll law changes and new systems and procedures. Preferred Qualifications Experience using an HR ticketing system such as ServiceNow to manage and track support requests and employee inquiries. Working knowledge of payroll practices, laws, and regulations. Proficiency with ADP GlobalView, Workday, or similar payroll software and Microsoft Office Suite, especially Excel. Understanding of Canadian payroll regulations. Sirius Staffing is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to characteristics such as race, color, national origin, religion, gender, age, marital status, disability, veteran status, citizenship status, sexual orientation, gender identity, or any other status protected by law. Sirius Staffing