Senior Payroll Architect — Multi-State, Systems & Compliance

Georgia IT, Inc.; San Francisco (CA); On-site; USD 135,000 - 160,000; Full time

Job summary

Xaira Therapeutics in San Francisco seeks a Payroll Manager reporting to the Corporate Controller. You will oversee end-to-end payroll administration, ensure on-time, accurate pay, and maintain compliance across US jurisdictions and UK processes where applicable.

This hands-on, high-impact role builds scalable payroll systems, partners with HR and Accounting, and drives process improvements to strengthen controls and efficiency across the organization.

Qualifications

• Bachelor's degree in Accounting, Finance, Business Administration, HR, or related field.
• 5+ years of payroll experience in a multi-state environment.
• Experience with employee expense reimbursement and corporate credit card programs.
• Strong knowledge of US payroll tax regulations and wage-hour laws.
• Experience with payroll systems (ADP, UKG Ready, Concur, Ramp).
• Advanced Excel skills.
• Excellent analytical and organizational skills.
• Ability to handle confidential information.
• ERP experience with NetSuite preferred.

Responsibilities

• Manage the end-to-end payroll process for all employees, including regular payroll, bonuses, and off-cycle payments.
• Ensure timely and accurate processing of multi-state payroll.
• Review payroll registers and perform comprehensive reconciliations across US and UK jurisdictions prior to finalization.
• Maintain payroll calendars and ensure all deadlines are met.
• Process new hires, terminations, salary adjustments, promotions, and other payroll changes.
• Administer LOA payroll calculations, ensuring accurate pay, benefit deductions, and return-to-work adjustments.
• Respond to employee payroll inquiries professionally and confidentially.
• Ensure compliance with federal, state, and local payroll regulations and tax requirements.
• Coordinate payroll tax filings and year-end reporting, including W-2s.
• Support payroll audits and month-end close activities.
• Maintain payroll documentation and journal entries.
• Reconcile payroll liabilities and benefit accounts.
• Partner with Accounting during close and audits.
• Support expense reimbursement and corporate card processes.
• Drive system improvements and automation with HR and Accounting teams.

Skills

Excel proficiency

Analytical skills

Confidential data handling

Attention to detail

Education

Bachelor's degree in Accounting, Finance, Business Administration, HR, or related field

Tools

ADP

UKG Ready

Concur

Ramp

NetSuite

Job description

Xaira Therapeutics in San Francisco seeks a Payroll Manager reporting to the Corporate Controller. You will oversee end-to-end payroll administration, ensure on-time, accurate pay, and maintain compliance across US jurisdictions and UK processes where applicable.

This hands-on, high-impact role builds scalable payroll systems, partners with HR and Accounting, and drives process improvements to strengthen controls and efficiency across the organization.