Payroll & HR Admin Pro — High-Volume, On-Site Role

Hitachi Energy Ltd.; Crystal Springs (MS); On-site; USD 42,000 - 64,000; Full time

Job summary

Hitachi Energy Ltd. is seeking an experienced HR Administrative Assistant with payroll expertise to join our HR team in Crystal Springs, Mississippi. You will support payroll for 300+ employees and help manage the full employee lifecycle from recruitment to onboarding and exit.

You will drive transitions from UKG Kronos to ADP Time & Attendance and ensure compliance with payroll regulations. The role requires strong systems literacy, attention to detail, and discretion handling sensitive data.

Qualifications

• Associate degree in Business, HR, or a related field preferred.
• 2+ years of direct payroll experience required, preferably in a manufacturing or high-volume environment.
• Hands-on experience with UKG Kronos and/or ADP Time & Attendance systems is strongly preferred.
• Experience with Workday is a plus.
• Strong computer skills and eagerness to learn new systems.
• Exceptional attention to detail and problem-solving abilities.
• Ability to handle sensitive information with confidentiality and professionalism.
• Must be authorized to work in the U.S. without sponsorship.

Responsibilities

• Lead and execute weekly payroll processes with a high level of accuracy for 300+ employees.
• Ensure compliance with all federal, state, and local payroll laws and reporting requirements.
• Assist with the transition from UKG Kronos to ADP Time & Attendance - experience with either or both systems is highly desirable.
• Maintain accurate employee records and timekeeping data.
• Support the full recruitment cycle—from sourcing to offer management.
• Assist with new hire orientation and onboarding activities.
• Coordinate interviews, meetings, and recruitment events.
• Track and analyze recruitment metrics to drive continuous improvement.

Skills

Payroll processing

HR operations

Attention to detail

Confidentiality

Problem solving

Education

Associate degree in Business, HR, or related field

Tools

UKG Kronos

ADP Time & Attendance

Workday

Job description

Hitachi Energy Ltd. is seeking an experienced HR Administrative Assistant with payroll expertise to join our HR team in Crystal Springs, Mississippi. You will support payroll for 300+ employees and help manage the full employee lifecycle from recruitment to onboarding and exit.

You will drive transitions from UKG Kronos to ADP Time & Attendance and ensure compliance with payroll regulations. The role requires strong systems literacy, attention to detail, and discretion handling sensitive data.