Strategic Financial Controller for Rapid-Growth Biotech

Mammoth DS, Inc; South San Francisco (CA); Hybrid; USD 230,000 - 260,000; Full time

Benefits offered by this job

Generous PTO

12 paid holidays

401k with match

Lunch in office

Health, dental, vision insurance

Job summary

AtlasBase is seeking a Financial Controller to lead the accounting function and build scalable financial systems for rapid growth. Reporting to the CFO, you will drive GAAP compliance, internal controls, and strategic financial insights across operations and R&D.

You will partner with the executive team to support budgeting, forecasts, and investor communications, while ensuring accurate, timely financial reporting and robust controls in a fast-paced startup environment.

Qualifications

• 8+ years in accounting and finance, in Controller/Senior Accounting roles.
• Strong U.S. GAAP knowledge and audit management experience.
• Startup/fast-growth background in tech/biotech/hardware.
• Proven ability to design and implement scalable accounting processes.
• Leadership in budgeting, cash flow, and financial modeling.

Responsibilities

• Oversee day-to-day accounting operations, GL, AP/AR, payroll, and month-end close.
• Ensure GAAP-compliant financial statements, including revenue, leases, R&D capitalization, and stock-based compensation.
• Develop and implement internal controls, policies, and scalable processes.
• Manage cash flow forecasting, budgeting, and financial planning with executive leadership.
• Lead annual audits and tax preparations with external auditors.
• Implement and manage accounting systems and infrastructure for a growing startup.
• Collaborate with cross-functional teams to track project costs and financial performance.
• Prepare board-level financial reporting and support investor communications.

Skills

GAAP knowledge

Audit coordination

Financial modeling

ERP systems

Excel/Sheets

Education

CPA certification

Big 4 audit experience

Tools

NetSuite

Excel

Job description

AtlasBase is seeking a Financial Controller to lead the accounting function and build scalable financial systems for rapid growth. Reporting to the CFO, you will drive GAAP compliance, internal controls, and strategic financial insights across operations and R&D.

You will partner with the executive team to support budgeting, forecasts, and investor communications, while ensuring accurate, timely financial reporting and robust controls in a fast-paced startup environment.