Payroll Project Manager & Administrator (Contract)
About The Position
ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future. We are seeking an experienced Payroll Project Manager & Administrator on a contract basis to oversee and execute payroll-related projects while managing day-to-day payroll administration. This role combines strategic project leadership with hands-on payroll processing to ensure accurate, compliant, and timely payroll delivery.
Requirements
- 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.
Nice To Haves
- CPP (Certified Payroll Professional) or PMP certification is a plus.
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.
Benefits
- Competitive salary + annual performance-based bonus eligibility
- Medical, dental, and vision insurance
- 401(k) with company match
- Paid time off and company holidays
- Christmas Bonus (Aguinaldo): 30 days
- Major medical expenses and life insurance
- Paid time off and holidays (per local policy)
- Professional development and growth opportunities
- Opportunity to grow with a mission-driven team shaping the future of clean energy
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Career Level
Mid Level
Education Level
No Education Listed
