Senior HRIS Administrator (Dayforce/Workday)

Mintz; Boston (MA); Hybrid; USD 110,000 - 145,000; Full time

Benefits offered by this job

Comprehensive benefits package

Job summary

Mintz in Boston seeks a Senior HRIS Administrator to lead advanced administration of Ceridian Dayforce, shaping HR technology strategy, governance, and system optimization across Benefits, Payroll and HR Operations.

You will own data governance, deliver complex dashboards with Power BI, and drive automation. The role requires 6+ years HRIS experience, preferably in a law or professional services firm, and strong collaboration with HR and IT.

Qualifications

• 6+ years of HRIS experience with progressive responsibility.
• Experience in a law firm or professional services firm preferred.
• Strong HRIS data governance, reporting, and analytics skills.
• Excellent communication and stakeholder management.

Responsibilities

• Serve as a subject matter expert and escalate complex HRIS/data issues.
• Lead system enhancements and configuration projects with requirements, testing, documentation, rollout.
• Optimize Dayforce modules and workflows across HR functions (Benefits, Payroll, Onboarding, WFM).
• Partner with HR leadership to develop long-term HRIS strategy and ensure alignment with firm needs.
• Own the firm’s HR data governance framework, ensuring accuracy and audit readiness across systems.
• Build and maintain complex HR dashboards and analytics using Dayforce and BI tools.
• Lead major firmwide reports including compensation analytics, DEI, turnover, and filings.
• Evaluate processes, identify automation opportunities, and implement improvements.

Skills

HRIS expertise

Analytical abilities

Project management

Communication skills

Strategic thinking

Data governance

Tools

Excel (Pivot, VLOOKUP)

SQL

Power BI

Job description

The Senior HRIS Administrator serves as a key technical and strategic partner within the HR Department, responsible for the advanced administration, optimization, and governance of Mintz’s HRIS platform (Ceridian Dayforce). This role provides expert-level support in system configuration, complex reporting, analytics, and process design and implementation across HR functional areas, including Benefits, Payroll, and HR Operations.

The Senior HRIS Administrator collaborates with HR leadership internal stakeholders to evaluate and enhance HR technology, drive process automation, and ensure data accuracy and compliance. The role will independently lead HRIS-related projects, oversee firmwide reporting capabilities, and provide guidance to HR team members and system users.

This position requires prior experience in a law firm or professional services setting, strong benefits-related HRIS expertise, and the ability to operate with a high degree of autonomy and sound judgment. The role reports to the Manager, HR Technology and Operations.

Responsibilities:

• Serve as a subject matter expert and point of escalation for complex HRIS and data-related issues.
• Lead system enhancements and configuration projects, including requirements gathering, testing, documentation, and rollout.
• Optimize Dayforce modules and workflows across HR functions, with an emphasis on Benefits, Payroll, Onboarding and WFM.
• Partner with HR leadership to develop long-term HRIS strategy and ensure alignment with firm needs.

Data Governance & Reporting

• Own the firm’s HR data governance framework, ensuring accuracy, audit readiness, and consistency across systems.
• Run advanced audits and data validation routines; independently identify and resolve system inconsistencies.
• Build and maintain complex HR dashboards, KPIs, and analytics using Dayforce and BI tools (PowerBI preferred).
• Lead preparation and delivery of major firmwide reports, including compensation analytics, DEI reporting, turnover analysis, and federal/state filings.

Process Improvement & Automation

• Evaluate existing processes and proactively identify opportunities to streamline workflows, especially in benefits administration, onboarding, and payroll integrations.
• Implement automation and new functionality that improves accuracy, efficiency, and the user experience.
• Provide recommendations to HR leadership based on analytical insights, system capabilities, and industry best practices.

User Support & Training

• Serve as a senior-level resource for HR and end users, offering guidance, troubleshooting, and best practices.
• Create and maintain comprehensive user documentation and procedures.

Cross-Functional Partnership

• Build strong relationships with business services leadership, and external vendors.
• Collaborate closely with HR, Finance, IT, Benefits, and Payroll on cross-system dependencies and major initiatives.
• Contribute to firmwide HR technology projects with minimal oversight.
• Assume additional responsibilities as requested.

Qualifications:

• 6+ years of HRIS experience, with progressive responsibility
• Experience in a law firm or professional services firm preferred
• Benefits administration or benefits data workflow experience strongly preferred.
• Strong understanding of HRIS database architecture, configuration, integrations, and data management.
• Demonstrated ability to operate independently at a strategic and tactical level.
• Possess excellent verbal and written communication and consulting skills, with the ability to influence others and translate technical concepts.
• Ability to function in a fast-paced, service-oriented environment, prioritize multiple projects on a daily basis, and adjust to shifting priorities.
• Strong planning, project management and organizational skills with experience leading system enhancements or cross-functional initiatives.
• Strong sense of urgency.
• Facility analyzing, working with and presenting data.
• Ability to collaborate and gain the respect, trust, and confidence of the Firm’s attorneys and professional staff.
• Possess a “hands‑on” tactical approach.
• Creative and proactive approach to problem solving.
• Facilitate teamwork and identify opportunities to develop new processes/infrastructure.
• Demonstrated ability to grasp and implement new concepts quickly.
• Strong analytical abilities, resourcefulness, and attention to detail.
• Ability to work independently and as part of a team with a proactive and positive style that fosters collaborative working relationships.
• Outstanding sense of customer service.
• Deep personal commitment to integrity, excellent judgment, and the highest standards of ethics.
• Must display the highest level of diplomacy, tact and discretion, with comfort in handling and maintaining confidential information.
• Excellent computer skills, including proficiency in using Microsoft Word, Outlook, PowerPoint and advanced Excel skills (pivot tables, vlookups, SQL a significant plus). Ability to quickly get up to speed and master new applications and software is critical.

This role requires 60% in office presence; 40% remote work is permissible

Physical Demands:

This position requires sitting or standing for long periods of time and the continuous operation of standard office equipment, such as computers, keyboards and phones. It also requires mobility sufficient to perform certain job functions, such as getting to photocopiers/scanners/fax machines, and regular bending, reaching, lifting, stooping and occasionally pulling, pushing and/or lifting items that weigh up to 25 pounds.

This job description is a general description of the types of responsibilities that are required of an individual in this job. It is not intended to be a complete list of the responsibilities, duties and skills that may be required for this job.

We encourage you to apply if you meet the core requirements and can demonstrate relevant skills and experience, even if you do not meet every listed qualification.

The salary range for this position in Boston is $110,000-145,000.

This position is bonus eligible. Mintz offers a comprehensive benefits package.

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