Part-time Payroll Specialist

InvestorFlow, Inc.
San Francisco, CA

InvestorFlow is the only company of its kind to deliver industry specialized CRM, built on Salesforce, and digital portals to help alternative asset firms find opportunities, create and manage relationships, and turn relationship insights into action with increased productivity and transparency.

We are a mid-sized SaaS company with a distributed U.S. multi-state workforce and are looking for a skilled payroll professional to manage our payroll processes on a part-time basis.

The Part-Time Payroll Specialist will be responsible for managing the end-to-end payroll process for all U.S. employees. This role requires extensive payroll experience, a strong understanding of U.S. payroll regulations, good math skills, and practical judgment to ensure accurate and timely payroll processing. This is an opportunity to take ownership of a critical function in a growing SaaS company

You Will:

  • Process semi-monthly payroll through ADP for salaried and hourly employees and ensure compliance with tax and labor laws,
  • Process special payroll events, including bonus and commission payouts, taxable equity events, off-cycle payroll runs, and any corrections or adjustments.
  • Record payroll transactions accurately in the NetSuite accounting system, ensuring proper expense allocation.
  • Manage employee 401(k) contributions, loans and other deductions.
  • Calculate payroll for employee terminations, employees on leave, and other non-standard employee situations.
  • Administer and accurately process taxable fringe benefits such as parking, gym benefits, and employee awards.
  • Prepare and process year-end W-2 forms and other payroll-related reporting.
  • Maintain payroll records and ensure compliance with federal, state, and local regulations.
  • Research, resolve and respond to state and local payroll tax issues, including notices, filings, and communication with government agencies as needed.
  • Collaborate with HR and Finance teams to resolve payroll discrepancies and employee inquiries.
  • Continuously evaluate payroll procedures and recommend improvements to enhance accuracy, automation, and efficiency.

You Have

  • Minimum of 5 years of payroll experience in a U.S. environment, preferably with SaaS or technology companies.
  • Strong knowledge of ADP payroll systems and related payroll software.
  • Experience with NetSuite payroll journal entry workflows and financial integration processes is preferred
  • Solid understanding of payroll accounting, tax compliance, and benefits administration.
  • Experience handling state and local payroll tax compliance and resolving issues.
  • Detail-oriented, with strong math, organizational and time management skills.
  • Ability to exercise sound judgment and common sense in payroll processing.
  • High level of confidentiality and professionalism.
  • Ability to work as needed with emphasis on the 15th and last day of each month. We expect this person to work approximately 50-60 hours per month.

$35 - $45 an hour

InvestorFlow is an investor and deal engagement platform that prioritizes intelligent digital experiences, productivity, and engagement. Our cloud-native platform integrates deal flow management, fundraising, reporting, and investor services. We are proud to serve over 175 clients, including 25 of the top 50 alternative asset managers, managing more than $6 trillion in assets, 750 funds, and 90,000 LPs. Headquartered in San Francisco, California, we are committed to driving innovation and inclusivity in the financial industry. To learn more about our company, please visit

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Posted 2026-01-15

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