Senior Payroll Analyst, US & Canada Leader

Mozilla; United States; Remote; USD 110,000 - 145,000; Full time

Benefits offered by this job

Generous bonus plans

Medical/dental/vision coverage

Retirement contributions with vesting

Home office stipend

Professional development budget

Parental leave

Employee referral bonus

Job summary

Mozilla is seeking a Senior Payroll Analyst to lead end-to-end payroll for U.S. and Canadian employees (~800 staff) on a semi-monthly cycle. You will ensure accurate payroll, tax compliance, and audit readiness while partnering with People Operations, Benefits, and external vendors.

This role emphasizes process improvement, scale, and cross-functional collaboration. You will mentor the Payroll Administrator and contribute to year-end activities, with a focus on data integrity and stakeholder

Qualifications

• BA/BS in Business Administration, Accounting Finance or related field.
• AND 7+ years of payroll processing experience, preferably across U.S. and Canadian payrolls.
• OR equivalent combination of education.
• Strong knowledge of federal and state/provincial payroll tax regulations.
• Experience with payroll systems. ADP Workforce Now experience is strongly preferred.
• Strong customer service focus with an ability to communicate effectively with all levels of the organization and partner with key stakeholders.
• Excellent attention to detail, organizational, and analytical skills.
• Ability to handle sensitive and confidential information with integrity.
• Experience working in cross-functional environments.
• Certified Payroll Professional (CPP) or equivalent designation is a plus.
• Commitment to our values: Welcoming differences, Being relationship-minded, Practicing responsible participation, Having grit.

Responsibilities

• Manage end-to-end payroll processing for U.S. and Canadian employees (~800 employees), ensuring accurate, timely, and compliant payroll on a semi-monthly basis.
• Ensure compliance with federal, state/provincial, and local payroll tax regulations and reporting requirements.
• Own payroll issue resolution, effectively collaborating and communicating with internal and external partners.
• Partner with the People Operations, Benefits and external vendors to ensure accurate benefit deductions and payroll-related transactions.
• Act as a subject matter expert and resource for payroll best practices, laws, and system capabilities continually looking for opportunities to standardize and scale payroll processes and procedures.
• Assist with year-end activities, including W-2s, T4s, tax filings, and audits.
• Mentor and guide Payroll Administrator.

Skills

Payroll processing

Regulatory compliance

Vendor coordination

Cross-functional collaboration

Data reporting

Attention to detail

Communication

CPP certification (plus)

Education

BA/BS in Business Administration, Accounting or Finance

Tools

ADP Workforce Now

Job description

Mozilla is seeking a Senior Payroll Analyst to lead end-to-end payroll for U.S. and Canadian employees (~800 staff) on a semi-monthly cycle. You will ensure accurate payroll, tax compliance, and audit readiness while partnering with People Operations, Benefits, and external vendors.

This role emphasizes process improvement, scale, and cross-functional collaboration. You will mentor the Payroll Administrator and contribute to year-end activities, with a focus on data integrity and stakeholder