Janux Therapeutics · 19 hours ago
Senior Payroll Manager
San Diego County, CA
Full-time
Onsite
Senior Level, Lead/Staff
$124K/yr - $145K/yr
8+ years expJanux Therapeutics is a biotech company seeking a Senior Payroll Manager to oversee and execute all aspects of payroll operations. The role involves ensuring accurate, timely, and compliant payroll processing while partnering with Finance and Human Resources to maintain operational excellence.
BiotechnologyHealth DiagnosticsPharmaceuticalTherapeutics
Responsibilities
Own and manage the full end‑to‑end payroll process, including bi‑monthly payroll processing, off‑cycle payrolls, and year‑end activities
Administer payroll within ADP, including system configuration, auditing, testing, and issue resolution
Ensure compliance with all applicable federal, state, and local payroll regulations, including wage and hour laws, payroll tax requirements, and reporting obligations
Oversee payroll tax processing, reconciliations, and filings in partnership with external vendors
Maintain accurate payroll records and perform payroll‑to‑GL reconciliations to support month‑end and year‑end close activities
Partner with Human Resources to ensure accurate processing of new hires, terminations, job changes, benefit deductions, and leave‑related payroll impacts
Support payroll‑related equity activity, including RSU vesting, stock option exercises, and ESPP deductions, in collaboration with Finance and external providers
Support internal and external audits by providing payroll documentation and responding to audit inquiries
Identify, recommend, and implement process improvements to enhance payroll efficiency, accuracy, and scalability
Handle highly confidential employee and compensation information with discretion and integrity
Other duties as assigned
Qualification
Required
Bachelor's degree in Accounting, Finance, Business Administration, or related field required
Minimum 8 years of payroll experience, including multi‑state payroll management
Hands‑on experience administering payroll in ADP or a comparable payroll system
Strong knowledge of payroll tax regulations, wage and hour compliance, and payroll accounting
Exceptional attention to detail, organizational skills, and ability to meet tight deadlines
Strong communication and interpersonal skills, with the ability to partner cross‑functionally
Demonstrated integrity and ability to handle sensitive and confidential information
Ability to work independently and collaboratively in a fast‑paced environment
Preferred
Experience working in a public company environment and familiarity with U.S. GAAP and SOX compliance preferred
Experience supporting equity‑related payroll activity (RSUs, stock options, ESPP) preferred
Experience in a Life Science industry preferred
Benefits
Annual bonus program
Incentive stock option plan
401k plan with flat non-elective employer contribution
Comprehensive medical insurance with 90-100% employer-paid premiums
Dental and vision insurance
HSA, FSA, and supplemental insurance plans (life, disability, accident, critical illness, hospital indemnity)
Unlimited PTO
Generous holiday schedule; includes summer and winter company shutdown
Relocation assistance
Company
Janux Therapeutics
Janux Therapeutics develops immunotherapies that generates immune responses to prevent tumors and not affecting a patient’s healthy tissue.
51-200 employees
Funding
Current Stage
Public CompanyTotal Funding
$898.94MKey Investors
RA Capital ManagementAvalon Ventures
2024-12-03Post Ipo Equity· $350M
2024-02-29Post Ipo Equity· $296.5M
2023-07-17Post Ipo Equity· $60M
Leadership Team
David Campbell
President, CEO & Director (Founder)
Byron Robinson
Chief Strategy Officer
Recent News
Pharma Letter
2026-01-24
2026-01-23
Company data provided by crunchbase