Payroll & Timekeeping Assistant

The Payroll & Timekeeping Assistant provides administrative and clerical support to the payroll department by assisting with timesheet review, payroll processing, maintaining employee payroll records, responding to employee inquiries, and ensuring payroll data is accurate and complete. This is an entry-level position designed for someone who is motivated, detail-oriented, enjoys working with numbers, and is interested in developing a career in payroll.

• Review weekly employee timecards for completeness and follow up on missing or incorrect information.
• Enter payroll data, including new hires, terminations, pay rate changes, and deductions.
• Assist with preparing and processing bi-weekly payroll.
• Verify payroll information for accuracy before processing.
• Maintain employee payroll records and electronic files.
• Assist with payroll reconciliations and audit reports.
• Respond to employee questions regarding paychecks, direct deposits, tax withholding, and payroll deductions.
• Process employment verifications and payroll-related documentation.
• Assist with payroll tax and garnishment administration.
• Support year-end activities, including W-2 preparation and payroll audits.
• Maintain confidentiality of employee payroll and personnel information.
• Help prepare reports for accounting, human resources, and management.
• Stay current on payroll policies and procedures.
• Perform other payroll, benefit, and administrative duties as assigned.

• High school diploma or GED required.
• Associate degree in Accounting, Business Administration, Human Resources, or related field preferred.
• 0–2 years of payroll, accounting, bookkeeping, or administrative experience.
• Basic understanding of payroll concepts is preferred but not required.
• Proficiency with Microsoft Office, particularly Excel.
• Strong attention to detail and organizational skills.
• Ability to work with confidential information professionally.
• Strong written and verbal communication skills.
• Ability to prioritize tasks and meet deadlines.

• Experience with payroll software such as ADP Workforce Now, UKG, Paychex, or similar systems.
• Basic knowledge of federal and state payroll tax requirements.
• Experience working with timekeeping systems.
• Payroll Fundamentals Certificate or interest in pursuing payroll certification.

• Strong numerical aptitude.
• Excellent attention to detail and accuracy.
• Ability to identify and resolve discrepancies.
• Strong customer service skills.
• Ability to work independently and as part of a team.
• Effective problem-solving skills.
• Proficient in Microsoft Excel, Outlook, and Word.
• Willingness to learn payroll laws, regulations, and best practices.

• Primarily office-based with prolonged periods of sitting and computer use.
• Occasional overtime may be required during payroll processing or year-end activities.

• Ability to remain seated for extended periods.
• Frequent use of a computer, keyboard, and telephone.

The successful candidate will receive on-the-job training in payroll processing, payroll tax compliance, benefits deductions, garnishments, and payroll reporting while developing a thorough understanding of federal and state payroll regulations.

The expected pay range for Charlotte, NC is $17.00 to $19.00 per hour. Exact pay will be commensurate with experience and qualifications.

This position will remain open until filled. Applications will be reviewed on a continuous basis. To ensure full consideration, applicants are encouraged to submit their applications at the earliest opportunity.

Certain positions at SI may require access to information and technology which is subject to Export Administration Regulations 15 CFR 730-774, including those of the US Department of Energy (DOE) in 10 CFR 810 and Nuclear Regulatory Commission (NRC) 10 CFR Part 110. Hiring decisions for such positions must comply with these regulations and may result in SI limiting its consideration of foreign nationals who are citizens of countries that are not on the DOE’s Generally Authorized…