Note: The job is a remote job and is open to candidates in USA. ON.energy is building the power infrastructure that supports the AI era, providing advanced power technology for leading cloud and AI companies. They are seeking an experienced Payroll Project Manager & Administrator to oversee payroll-related projects and manage day-to-day payroll administration.
Responsibilities
Lead payroll system implementations, migrations, or upgrades from planning through go-live, managing timelines, budgets, and stakeholder communication
Oversee end-to-end payroll processing, including calculating wages, deductions, bonuses, and tax withholdings
Develop and document payroll processes, controls, and standard operating procedures
Identify and resolve payroll discrepancies, conducting root cause analysis to prevent recurrence
Manage relationships with external payroll vendors and benefits providers
Prepare payroll reports, reconciliations, and audit documentation as needed
Skills
Minimum 5 years of experience in payroll administration, with at least 2 years managing payroll projects
Proficiency with major payroll platform; ideally Paychex & ADP
Proven ability to manage multiple workstreams, meet deadlines, and communicate effectively across all levels of an organization
CPP (Certified Payroll Professional) or PMP certification is a plus
Opportunity to grow with a mission-driven team shaping the future of clean energy
Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
Benefits vary by role and location and are subject to change.
Company Overview
Battery storage IPP. A fully-integrated energy storage developer, technology company and asset owner. using proprietary software. It was founded in 2016, and is headquartered in Miami, Florida, USA, with a workforce of 51-200 employees. Its website is
Company H1B Sponsorship
ON.energy has a track record of offering H1B sponsorships, with 2 in 2026. Please note that this does not guarantee sponsorship for this specific role.