Payroll Specialist - Temporary

Irvine, CA
General & Administrative – Accounting /
Temporary /

The Payroll Specialist will manage all aspects of payroll in a timely and accurate manner. This will include but is not limited to:  Processing bi-monthly payroll, wage and hour compliance, taxation and reconciliation, “meticulous” record-keeping and excellent customer service. Our Payroll Specialist will be a positive helpful partner to both HR and Accounting and will work consistently with both departments to improve processes and ensure accuracy.
This is a part-time temporary position with an expected 25-30 hours/week commitment and a 4-6 month duration.  


    • Handle all aspects of processing payroll and related compliance activities under supervision of Payroll, Director
    • Follow best practices to ensure payroll delivery is a consistent, accurate and efficient process
    • Customer service focus with an understanding of the sense of urgency needed when dealing with employee pay
    • Accurately maintain all legal and tax compliance related to payroll, year-end filings, taxes & benefits and other deductions
    • Ensure mitigation of operational risks and/or resolve escalated issues
    • Advise on potential statutory changes impacting compensation (e.g. changes in taxation, state compensation laws)
    • Primary liaison with ADP managing day to day interaction
    • Responsible for defining, appending and maintaining the ADP Database to ensure the information in the platform is always current, accurate and available for headcount / compensation analysis and reporting
    • Creation of reports in ADP Workforce Now
    • Provide compensation related information to Accounting for journal entries, reconciliations, etc in support of the monthly financial close
    • Collaborate with and support Corporate Finance on continued development of the ADP database
    • Provide auditors, tax advisors and other consultants with required compensation information


    • A very solid understanding of U.S. payroll laws, taxation, regulations, and requirements
    • Processing of payroll using ADP Workforce Now – know the system and how to function in it
    • Advanced MS Excel skills– “daily” use of vlookups and formulas
    • FPC or CPP Certification or commensurate experience
    • Experience working with accounting and monthly accruals
    • Equity/Vesting Payroll Experience


    • Viant® (NASDAQ: DSP) is a leading advertising software company that enables marketers to plan, execute and measure omnichannel ad campaigns through a cloud-based platform. Viant’s self-service Demand Side Platform, Viant DSP, powers programmatic advertising across Connected TV, Linear TV, mobile, desktop, audio, gaming and digital out-of-home channels. In 2022, Viant was recognized as a Leader in the DSP category, earned Great Place to Work® certification and Co-Founders Tim and Chris Vanderhook were named EY Entrepreneurs of the Year. To learn more, please visit


    • Investing in our employee’s professional growth is important to us, but so is investing in their well-being. That’s why Viant was voted one of the best places to work and some of our favorite employee benefits include fully paid health insurance, paid parental leave and unlimited PTO and more. 
$55 - $60 an hour
In accordance with California law, the range provided is Viant’s reasonable estimate of the compensation for this role.  Final title and compensation for the position will be based on several factors including work experience and education.
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About Viant

Viant® (NASDAQ: DSP) is a leading people-based advertising technology company that enables marketers to plan, execute and measure omnichannel ad campaigns through a cloud-based platform. Viant’s self-service demand side platform (“DSP”) powers programmatic advertising across Connected TV, Linear TV, mobile, desktop, audio, gaming and digital out-of-home channels. As an organization committed to sustainability, Viant’s Adricity® carbon reduction program helps clients achieve their sustainability goals. In 2023, Viant was recognized by G2 as a Leader in the DSP category and as the Best Software in Marketing & Advertising, earned Great Place to Work® certification, and became a founding member of Ad Net Zero. Viant’s Co-Founders Tim and Chris Vanderhook were also recently named EY Entrepreneurs of the Year. 
Based in Irvine, CA, Viant has more than 334 employees in 10 offices around the U.S.  To learn more, please visit

Viant is an equal opportunity employer and makes employment decisions on the basis of merit.  Viant prohibits unlawful discrimination against employees or applicants based on race (including traits historically associated with race, such as hair texture and protective hairstyles), religion, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, reproductive health decision making, gender, gender identity, gender expression, age, military status, veteran status, uniformed service member status, sexual orientation, transgender identity, citizenship status, pregnancy, or any other consideration made unlawful by federal, state, or local laws.  Viant also prohibits unlawful discrimination based on the perception that anyone has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics.

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