In 2012, Lambda started with a crew of AI engineers publishing research at top machine-learning conferences. We began as an AI company built by AI engineers. That hasn't changed. Today, we're on a mission to be the world's top AI computing platform. We equip engineers with the tools to deploy AI that is fast, secure, affordable, and built to scale. Whether they need powerhouse GPU hardware on-site or the flexibility of cloud-based solutions, we've got the horsepower to make it happen. Lambda’s AI Cloud has been adopted by the world’s leading companies and research institutions including Anyscale, Rakuten, The AI Institute, and multiple enterprises with over a trillion dollars of market capitalization. Our goal is to make computation as effortless and ubiquitous as electricity.
If you'd like to build the world's best deep learning cloud, join us.
*Note: This position requires presence in our San Francisco office location 4 days per week; Lambda’s designated work from home day is currently Tuesday.
We’re looking for a Payroll Specialist to join our growing team at Lambda. You’ll play a vital role in ensuring the accuracy, compliance, and timely execution of our U.S. and global payroll operations. From managing multi-state payroll to supporting international employees via EORs like Rippling and Remote, you’ll help us create a seamless payroll experience that supports our employees and scales with our business.
This role is ideal for someone who thrives in a fast-paced environment, has a sharp eye for detail, and brings both technical payroll knowledge and a service-driven mindset to the table.
What You’ll Do
Process bi-weekly and semi-monthly payroll for U.S.based employees across multiple locations
Manage payroll operations with global EOR providers like Rippling and Remote to support international employees
Ensure compliance with federal, state, and local wage, hour, and payroll laws and best practices
Maintain and update employee payroll records, including tax information, direct deposit, and garnishments
Process and submit employee equity transactions and ensure proper tax withholding
Perform benefits reconciliation and ensure accurate deduction processing and enrollments
Coordinate with HR and Finance teams to support compensation updates, bonuses, and benefit deductions
Prepare and file payroll-related reports, including tax filings, W-2s, and year-end documentation
Conduct audits and ensure payroll processes align with SOX compliance and company policy
Manage time and attendance workflows, ensuring timely, accurate data collection
Investigate and resolve payroll discrepancies quickly and professionally
Identify opportunities to streamline and improve payroll processes for efficiency and accuracy
Stay current on payroll-related laws, tax updates, and compliance requirements
Assist with new state payroll tax registrations and ensure that Payroll is in compliance with federal, state, and local tax regulations, wage and hour laws and company policies.
Resolves payroll employee service request cases in JIRA
Work on payroll projects and duties as needed
You Have
3–4 years of experience managing end-to-end payroll, including multi-state and international payroll
Proven background as a Payroll Specialist, Payroll Administrator, or similar role
Hands-on experience with salaried, salaried non-exempt, and hourly payroll
Familiarity with equity processing, tax withholding and W-2 generation
Strong knowledge of payroll compliance requirements
Experience processing payroll for 300+ employees
Excellent attention to detail, data accuracy, and handling of sensitive information
Ability to manage multiple priorities and work effectively in a deadline-driven environment
Nice to Have
Experience working in a start-up or high-growth environment
Familiarity with Rippling (or similar platforms like Workday, ADP, Gusto)
Exposure to global payroll operations and EOR providers
Prior experience with payroll-related audits and SOX compliance
Salary Range Information
Based on market data and other factors, the annual salary range for this position is $105,000-$150,000. However, a salary higher or lower than this range may be appropriate for a candidate whose qualifications differ meaningfully from those listed in the job description.
About Lambda
Founded in 2012, ~350 employees (2024) and growing fast
We offer generous cash & equity compensation
Our investors include Andra Capital, SGW, Andrej Karpathy, ARK Invest, Fincadia Advisors, G Squared, In-Q-Tel (IQT), KHK & Partners, NVIDIA, Pegatron, Supermicro, Wistron, Wiwynn, US Innovative Technology, Gradient Ventures, Mercato Partners, SVB, 1517, Crescent Cove.
We are experiencing extremely high demand for our systems, with quarter over quarter, year over year profitability
Our research papers have been accepted into top machine learning and graphics conferences, including NeurIPS, ICCV, SIGGRAPH, and TOG
Health, dental, and vision coverage for you and your dependents
Commuter/Work from home stipends for select roles
401k Plan with 2% company match (USA employees)
Flexible Paid Time Off Plan that we all actually use
A Final Note:
You do not need to match all of the listed expectations to apply for this position. We are committed to building a team with a variety of backgrounds, experiences, and skills.
Equal Opportunity Employer
Lambda is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law.
$105K – $150K
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