About this role
Hadrian is a company focused on building autonomous factories for aerospace and defense manufacturing. They are seeking a Sr. Manager for Payroll and Stock Administration to oversee payroll and equity programs, ensuring accuracy and compliance as the company scales rapidly.
Responsibilities:
- Own the execution of payroll across all employees, ensuring timely and accurate processing each pay period using Rippling or similar payroll systems
- Manage payroll inputs including new hires, terminations, pay changes, bonuses, commissions, and corrections in partnership with People Operations and Finance
- Reconcile payroll data between HRIS, payroll systems, and finance systems to ensure accuracy and alignment
- Respond to employee payroll questions with accuracy, discretion, and professionalism
- Support payroll audits, filings, and compliance requirements, including coordination with Finance and external partners as needed
- Administer Hadrian’s equity programs, including stock option grants, vesting schedules, exercises, expirations, and terminations
- Prepare and distribute equity grant agreements and related documentation in coordination with People Operations, Legal, and Finance
- Maintain accurate, up to date records in the equity management system and ensure ongoing reconciliation with HRIS data
- Process employee stock option exercises and support employees through the exercise workflow, including timelines, documentation, and system steps
- Monitor vesting schedules and key equity milestones, including post termination exercise windows, and proactively flag upcoming deadlines
- Serve as a primary point of contact for employee questions related to equity administration, vesting mechanics, and equity processes, while clearly communicating where tax or legal advice is required
- Support equity related reporting and data preparation for audits, valuations, and required filings
- Coordinate with Legal and Finance to ensure equity actions align with plan documents, approvals, and compliance requirements
- Partner closely with the Manager, Total Rewards to ensure payroll and equity operations align with compensation philosophy, policies, and governance
- Work with People Tech to maintain clean integrations between HRIS, payroll, and equity systems and to troubleshoot data or system issues
- Document and maintain clear SOPs for payroll and equity workflows to support scalability, continuity, and audit readiness
- Identify opportunities to improve accuracy, efficiency, and reliability across payroll and equity operations through process improvements or automation
- Maintain strict confidentiality, data integrity, and professionalism when handling sensitive employee and company information