Demo

HR/Payroll IT & Systems Analyst

Stellar IT Solutions
Saint Louis, MO Contractor | Full Time | Part Time
POSTED ON 4/17/2026
AVAILABLE BEFORE 5/18/2026

Title: HR/Payroll IT & Systems Analyst

Location: Saint Louis, MO

Job Type: Contract

Job Details:

  • This role serves as the primary IT liaison and systems analyst supporting HRIS, Payroll, Benefits, and related downstream vendor integrations.
  • The position partners closely with Payroll, HR, Benefits, IT, and external vendors to ensure the stability, accuracy, and integrity of critical HR/Payroll systems, with a heavy emphasis on ADP configuration, integrations, data movement, reporting, and access/security troubleshooting.
  • The role requires deep functional and technical expertise, strong cross-functional communication, and hands-on ownership of complex system processes and data flows across Workday, ADP, and vendor platforms.

Key Responsibilities

Primary HR/Payroll IT Support

  • Serve as the primary point of contact for IT-related questions and issue resolution across HRIS, Payroll, and Benefits, including coordination with IT resources and downstream vendors (e.g., Schwab, BSwift).
  • Provide ongoing troubleshooting and resolution of issues involving SSO, ADP access, downstream vendor access, and system configurations.
  • Partner with functional leads including Payroll, HRIS, and Benefits, taking direction from business leaders.

Interim IT Business Partner (HR & Payroll)

  • Provide interim HR/Payroll IT Business Partner coverage, temporarily assuming responsibilities previously owned by the IT Business Partner (Balaji) during his transition to Keenova.
  • Act as the central point of coordination between HR/Payroll and IT by managing the enhancement pipeline (intake requirements estimation delivery), communicating statrisks, and driving decisions in partnership with business owners.

Systems & Integration Ownership

  • Maintain end-to-end responsibility for ADP configuration, integrations, data movement, and related vendor interfaces.
  • Lead Workday ADP integration changes, including:

o Requirements gathering

o Configuration and mapping updates

o Testing

o Deployment

  • Own HR/Payroll technology change delivery practices: create requirements and interface specifications, coordinate UAT, produce release communications, and maintain runbooks/SOPs for repeatable processes.
  • Ensure accuracy, traceability, and auditability of all inbound/outbound data files, including reconciliation and exception handling.

Vendor & Contractor Coordination

  • Serve as the primary liaison for external vendors supporting HR/Payroll technology.
  • Act as the central point of contact for Cognizant contractor teams, ensuring clarity of tasks, priorities, and deadlines.
  • Provide operational coverage after Cognizant s support window closes (noon ET through end of business).

Reporting, Analytics & Data Management

  • Build, enhance, and maintain complex Payroll and HRIS reporting, including:
    • Quarterly Gross-to-Net W2 reporting for ~1,700 employees.
    • Updates to ADP reports to support system changes, union requirements, compliance needs, and vendor specifications.
  • Support Finance by adding and maintaining Direct/Indirect labor classifications in employee profiles to improve GL and financial reporting.

Benefits & Open Enrolment Support

  • Develop, test, validate, and deliver Benefits reporting in partnership with internal teams and thirdparty vendors.
  • Support Open Enrolment activities, including:
    • Vendor coordination
    • File updates
    • Access/security support
    • Troubleshooting downstream impacts
  • Manage 401(k) configuration changes, macro development, testing, and deployment; coordinate with stakeholders and vendors to implement updates with minimal payroll impact.

Daily Payroll Operational Support

  • Provide daily operational coverage for Payroll systems, including:
    • Troubleshooting Workday ADP sync issues
    • Managing and pushing changes / data updates
    • Supporting time-sensitive payroll cycles
  • Ensure data accuracy and timely resolution of issues outside vendor support hours.

Qualifications:

  • Extensive experience supporting Payroll, HRIS, and Benefits systems, preferably with ADP and Workday.
  • Strong understanding of HR/Payroll data structures, integrations, and vendor ecosystem dependencies.
  • Proven ability to manage complex reporting, audits, and data reconciliation.
  • Excellent communication skills with the ability to partner across HR, Payroll, IT, and external vendors.
  • Experience coordinating work across internal/external technical teams.

Salary : $30 - $40

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