Senior Payroll Analyst

Salary:

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Why Mozilla?

Mozilla Corporation is a non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser. With more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security, and more. We remain focused on our core mission – to make the internet better for people.

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with thousands of volunteer contributors and collaborators worldwide, Mozillians design, build, and distribute open-source software that enables people to enjoy the internet on their terms.

About this team and role:

This role is responsible for leading North America payroll operations, processing semi-monthly payroll for approximately 800 U.S. and Canadian employees while ensuring compliance with federal, state/provincial, and local regulations. The Senior Payroll Analyst will ensure accurate and timely payroll cycles, compliance with tax laws and company policies, and provide reporting and analysis to support business needs. This role will also play a key part in process improvements and cross-functional initiatives.

What you’ll do:

• 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 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 the Payroll Administrator.

What you’ll bring:

• Education: BA/BS in Business Administration, Accounting, Finance, or related field OR equivalent combination of education and experience.
• Experience: 7+ years of payroll processing experience, preferably across U.S. and Canadian payrolls.
• Knowledge: Strong knowledge of federal and state/provincial payroll tax regulations.
• Systems: Experience with payroll systems. ADP Workforce Now experience is strongly preferred.
• Skills:
  • 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.
• Certifications: Certified Payroll Professional (CPP) or equivalent designation is a plus.

Commitment to our values:

• Welcoming differences
• Being relationship-minded
• Practicing responsible participation
• Having grit

What you’ll get:

• Generous performance-based bonus plans to all eligible employees – we share in our success as one team.
• Rich medical, dental, and vision coverage.
• Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute).
• Quarterly all-company wellness days where everyone takes a pause together.
• Country-specific holidays plus a day off for your birthday.
• One-time home office stipend.