Pay System Administrator

National Grid plc; Waltham (MA); Hybrid; USD 88,000 - 96,000; Full time

Job summary

National Grid plc in Waltham, MA is seeking a Pay System Administrator to join the Payroll Technology Team. The role focuses on day-to-day configuration, testing, and enhancements for SuccessFactors Employee Central Payroll and related applications.

Based in the Waltham office, you should plan to be in 2/3 days per week with flexibility for more office time. This position emphasizes collaboration with Global Product Owners and cross-functional teams on payroll improvements.

Qualifications

• B.A./B.Sc. degree in Business, Computer Information Systems, Human Resources or equivalent.
• Demonstrable experience in SuccessFactors Employee Central Payroll and integrated payroll solutions.
• Experience in HR Operations/Payroll environments with a focus on employee lifecycle management.
• Experience with SAP S/4Hana, Workforce Software and integration solutions would be a plus.
• Proficient in reporting and data analysis.
• Experience working in an Agile environment with awareness of UK and US regulations.

Responsibilities

• Central technical subject matter expert; drive configuration and optimization of payroll systems globally.
• Coordinate with third-party support for configuration, data integrity, releases and defect management.
• Support Product Owners to develop solutions, gather requirements and research best practices.
• Execute and coordinate User Acceptance Testing and Regression Testing for changes.
• Manage projects and collaborate across teams to deliver an exceptional user experience.
• Identify opportunities for payroll process improvements and prioritize the backlog.
• Facilitate power user group sessions and provide training or updates.

Skills

SuccessFactors EC Payroll

Employee Lifecycle Management

HR Operations

Reporting & Data Analysis

Education

Bachelor's degree in Business, CIS or HR

Tools

Excel

PowerPoint

Visio

SAP S/4Hana

Workforce Software

Job description

Team Human Resources Business Unit Finance and Enterprise Business Services Requisition No. 12537 City Waltham, US, 02451 Date posted 15 October 2026

We are looking for a passionate Pay System Administrator to join our People Support Team! The Pay Systems Administrator is responsible for day-to-day system configuration, ongoing testing, and improvements for Payroll applications. Working within the Payroll Technology Team, alongside Global Product Owners, with responsibility for SuccessFactors Employee Central Payroll and other integrated applications.

This role is based out of our Waltham office, and we’d hope to see you at least 2/3 days per week but you’re welcome to be in the office more often if that would work best for you. We’re happy to discuss any additional flexibility in working patterns or requirements that you feel could help to make this job work for you!

What You'll Do

• Central technical subject matter expert and enterprise administrator. Drive the configuration and optimization of the system to support business needs globally.
• Working with a third-party application support team to manage system configuration, architecture, role-based permissions, data integrity, and releases and monitoring and driving the resolution of defects providing guidance and testing where necessary.
• Supporting Product Owners to develop solutions to system challenges, collect user requirements, research technical practices, engage with the SAP SuccessFactors community and user groups to stay on top of leading practices.
• Executing and coordinating User Acceptance Testing and Regression Testing for designated system changes and defect fixes.
• Manage your work and projects, navigate ambiguity and build collaborative relationships to enable an exceptional user experience.
• Expected to take on responsibility that may be broader than their own work as part of Gathering requirements for enhancements and working with 3rd parties for successful solution of the Payroll System while partnering on other HR projects.
• Identifying opportunities for process improvements and optimizations within payroll operations, driving efficiency and enhancing business value while prioritizing the backlog
• Facilitate power user group sessions, to provide training or updates.
• Solves problems, communicates effectively with all stakeholders, at all levels of the organization.
• Perform any activities as assigned by line manager.

What You'll Have

• B.A./B.Sc. degree in Business, Computer Information Systems, Human Resources or equivalent combination of education.
• Demonstrable experience required in SuccessFactors Employee Central Payroll and integrated payroll solutions.
• Experience in HR, ideally in an HR Operations / Payroll environment with a focus on employee lifecycle management.
• Experience in other SuccessFactors modules (e.g. Employee Central, Time off), SAP S/4Hana, Workforce Software, integration solutions would be a plus
• Previous experience with reporting and data analysis preferred.
• Experience in large teams solving complex problems.
• Experience working in an Agile environment preferred, with awareness of both UK and US legislations
• Ability to organize and prioritize.
• Experience with Excel, PowerPoint, Visio or other similar software.
• Solves problems, communicates effectively to all stakeholders, at all levels of the organization.
• Strong attention to detail, critical thinking and analysis skills.
• Excellent teamwork, verbal and written communication (including the ability to explain technical concepts in non-technical terms), as well as project and time management skills are essential.
• Occasional travel to UK may be required for training/team/project activities on an exceptional basis

Don’t meet every single requirement? Studies have shown that women and people of colour are less likely to apply for jobs unless they meet every single qualification. At National Grid, we are committed to building a diverse, inclusive, and authentic workplace for everyone. So, if you’re excited about this role but your experience or qualifications don’t match the job description exactly, we encourage you to apply anyway. You might just be the right person for our growing business in this role or another one.

Further Information

The closing date for this vacancy is Midnight 28 October 26, with interviews due to take place w/c 2 November 26 onwards. We encourage candidates to submit their applications as early as possible and not to wait until the published closing date. National Grid’s recruitment periods can and may vary. We reserve the right to remove this advert or close it to further applications at any point during the recruitment process.

About us

Every day we deliver safe and secure energy to homes, communities, and businesses. We are there when people need us the most. We connect people to the energy they need for the lives they live. The pace of change in society and our industry is accelerating, and our expertise and track record puts us in an unparalleled position to shape the sustainable future of our industry. To be successful we must anticipate the needs of our customers, reducing the cost of energy delivery today and pioneering the flexible energy systems of tomorrow. This requires us to deliver on our promises and always look for new opportunities to grow, both ourselves and our business

At National Grid, we work towards the highest standards in everything we do, including how we support, value and develop our people. Our aim is to encourage and support employees to thrive and be the best they can be. We celebrate the difference people can bring into our organisation, and welcome and encourage applicants with diverse experiences and backgrounds, and offer flexible and tailored support, at home and in the office. Our goal is to drive, develop and operate our business in a way that results in a more inclusive culture. All employment is decided on the basis of qualifications, the innovation from diverse teams & perspectives and business need. We are committed to building a workforce so we can represent the communities we serve and have a working environment in which each individual feels valued, respected, fairly treated, and able to reach their full potential.

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Salary between $88,000 - $96,000 dependent on experience.

National Grid will not be providing visa sponsorship for this position now or in the future. You must have the ability to work without a need for current or future visa sponsorship.

National Grid utilizes an assessment that evaluates the job qualifications/characteristics using AI or statistically based scoring. For more information, please view NYC Local Law 144.

This position has a career path which provides for advancement opportunities within and across bands as you develop and evolve in the position; gaining experience, expertise and acquiring and applying technical skills. Candidates will be assessed and provided offers against the minimum qualifications of this role and their individual experience.

National Grid is committed to providing equal employment opportunities to all employees and applicants for employment regardless of protected class. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, or any other protected status in accordance with applicable federal, state, and local laws. National Grid maintains affirmative action programs for individuals with disabilities and protected veterans.

Our employment practices are designed to ensure that all individuals are treated fairly and with respect throughout the hiring process and during employment. National Grid complies with all applicable federal, state, and local anti-discrimination laws. We are dedicated to fostering a workplace that is free from unlawful discrimination and harassment, and we encourage a culture of respect for all.

National Grid operates in both the UK and US, with a broad portfolio of energy businesses dedicated to providing safe, reliable, and sustainable power.

From electricity and gas transmission to advancing clean energy and modernising grids, our work covers every aspect of the energy system.

Our energy flows through absolutely everything we do

Life here at National Grid is more than just our purpose or our values, it’s everything we put into everything we do. It’s our commitment to diversity and inclusion; how we help our employees learn and grow; and how we partner with and support the communities where we live and work. It’s all this, and so much more.

We leverage our collective strengths to do meaningful BIG work so that we can be at the heart of a fair and affordable energy future.

Your salary is reviewed each year against the market for your role, skills, knowledge and experience.

Incentive

Annual performance plan or bonus (depending on your role) rewards your contribution to our success each year.

Retirement

Generous pension plan with company contributions up to 12%.

Private medical insurance for self and family.