Senior Payroll Analyst, North America
Phoenix, Maricopa County, Arizona, 85003, USA
Listed on 2026-10-04
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HR/Recruitment
Regulatory Compliance Specialist
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 all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms.
About this team and role:Responsible for leading the North America payroll operations, processing semi-monthly payroll for around 800 U.S. and Canadian employees while ensuring compliance with federal, state/provincial, and local regulations. This role will ensure accurate and timely payroll cycles, compliance with tax laws and company policies, and provide reporting and analysis to support business needs. The Senior Payroll Analyst will also play a key role 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 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.
- 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:
- Being relationship-minded
- Having grit
- 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
- Quarterly well-being stipend
- Considerable paid parental leave
- Employee referral bonus program
- Other benefits (life/AD&D, disability, EAP, etc.
- varies by country)
Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day.
Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.
Mozilla understands that valuing diverse creative practices and…
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