Human Resources Information Systems Specialist

Job overview

The Human Resources Information Systems Specialist role is onsite in Tulsa, OK. Compensation is up to $30 per hour, depending on qualifications and experience. The posting describes a full-time temporary assignment estimated at 6–12 months, with potential extension, supporting employee data management and human resources operations. The specialist maintains accurate, consistent employee records across Workday and ADP and processes personnel changes and leave-related updates. This work supports dependable HR operations and helps employees and managers navigate system workflows and administrative procedures.

What you'll do

• Maintain and reconcile employee information in Workday and ADP
• process employee lifecycle transactions, including job, supervisor, compensation, and leave changes. Review Workday workflow requests and update ADP
• educate employees and managers on personnel-change submissions. Coordinate leave documentation, tracking, FMLA notices, and return-to-work updates
• resolve incomplete submissions, audit records, assist with HR system questions, validate data in Excel, and protect confidential information.

What we're looking for

Skills & competencies

hris specialist

workday

adp

employee data

hr operations

leave administration

fmla

microsoft excel

tulsa ok

monday–friday 8 a.m.–5 p.m.

Work arrangement

• Weekend coverage required

Benefits & perks

• Eligible for medical, dental, and vision benefits.

Why this role

Requires at least three years of relevant HR experience, direct Workday transaction experience, ADP experience, leave-of-absence/FMLA experience, and strong Excel skills. Weekday schedule is 8:00 a.m.–5:00 p.m.

About the employer

Addison Group is hiring for this role. Industry: Employment Placement Agencies. Sector: 56.