Business Systems Analyst (BSA) - Employee Systems Integration
Anywhere
Category: Business Analysis
Industry: Technology
Workplace Type: Remote
Reference ID: JN -012026-105160
Date Posted: 01/22/2026
Shortcut: http://careers.eliassen.com/KU0F9Q
Description:
Remote
Our FinTech client is undertaking a large‑scale initiative to consolidate employees, data, and operational workflows from a subsidiary or acquired company into its core HR, payroll, benefits, and workforce‑management platforms.
The Business Systems Analyst (BSA) will play a key role in understanding existing systems, evaluating data migration approaches, and enabling a seamless transition of employees and business processes into the parent company’s enterprise ecosystem.
Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $70.00 to $80.00/hr. w2
Responsibilities:
- Conduct in‑depth analysis of the acquired company’s HRIS platform and associated HR, payroll, benefits, and workforce applications.
- Document end‑to‑end processes across areas such as:
- Benefits administration
- Payroll and taxation
- Leave of absence
- Direct deposit and bank account setup
- Core employee data management
- Perform gap analysis between legacy systems and the parent organization’s platforms.
- Identify all employee data sources and determine which data should be migrated, normalized, recreated, or retired.
- Assess data structures, custom configurations, and historical records to determine essential data for transition.
- Develop data mapping, transformation logic, and validation rules to ensure accuracy and compliance.
- Partner with HRIS, Payroll, Benefits, IT, and Engineering teams to design and implement the migration workflow.
- Support data extraction from legacy systems and ensure accurate ingestion into target platforms.
- Validate payroll‑critical data elements, including:
- Bank account and direct deposit information
- Tax deductions and withholdings
- Benefits eligibility and enrollment
- Leave balances, history, and status
- Analyze any existing expert, contractor, or workforce portals used by the acquired entity.
- Determine the optimal strategy for transitioning users to the parent organization’s workforce or expert platform.
- Define data requirements, access rules, identity mapping, and eligibility criteria.
- Evaluate each system and dataset to determine whether it should be:
- Fully migrated
- Rebuilt in the new environment
- Maintained temporarily with a planned sunset
- Provide clear, data‑driven recommendations with risks, dependencies, and downstream impacts articulated for stakeholders.
- Facilitate alignment among HR, Payroll, IT, Security, Legal, Product, and other relevant teams.
- Maintain comprehensive documentation including:
- System inventories
- Process flows
- Data dictionaries
- Migration requirements and decision logs
- Support UAT, issue resolution, and readiness activities for each migration wave.
Experience Requirements:
- Strong functional expertise in HRIS systems, particularly HCM, Payroll, and Benefits modules.
- Experience with large‑scale employee data migrations, system consolidation, or post‑acquisition integration.
- Advanced data analysis, mapping, and validation capabilities.
- Ability to translate complex technical and operational processes into clear, actionable requirements.
- Experience with external workforce, contractor, or expert‑management platforms is a plus.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
Please be advised- If anyone reaches out to you about an open position connected with Eliassen Group, please confirm that they have an Eliassen.com email address and never provide personal or financial information to anyone who is not clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact InfoSec@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
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Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
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