Hybrid Controller, Multi-Entity Biotech Hub

Osanni Bio; San Francisco (CA); On-site; USD 260,000 - 285,000; Full time

Job summary

Osanni Bio in San Francisco Bay Area seeks a senior Accounting Controller to lead the multi-entity close, consolidate entities, and build scalable accounting processes. You will work with the CFO and leadership to support financings, acquisitions, and capital strategies in a fast-paced biotech environment.

The ideal candidate brings deep US GAAP knowledge, audit leadership, and a collaborative, hands-on management style with strong communication skills. This role is on-site 3 days/week.

Qualifications

• Bachelor's degree in Accounting or Finance required.
• Active CPA license strongly preferred.
• 12+ years progressive accounting experience, 5+ years as Controller.
• Experience in biotech, pharma, or life sciences with related accruals and contracts.
• Strong knowledge of US GAAP and multi-entity consolidations.

Responsibilities

• Lead monthly, quarterly, and annual close under US GAAP.
• Build and maintain multi-entity accounting infrastructure with intercompany processes.
• Partner with CFO on budgeting, forecasting, and cash planning.
• Design, document, and maintain internal controls and policies.
• Own the annual financial statement audit and quarterly reviews.
• Oversee accounting for R&D accruals, stock-based compensation, and leases (ASC 842).
• Coordinate with tax on federal/state filings and 409A valuations.
• Support financings, Avians formation, and diligence activities.
• Select and optimize ERP and finance systems to support multi-entity ops.
• Lead and develop a high-performing accounting team and external partners.

Skills

Leadership

Financial analysis

Internal controls

Strategic thinking

Communication

Education

Bachelor's degree in Accounting or Finance

CPA license

Tools

NetSuite

Sage Intacct

Excel

Job description

Osanni Bio in San Francisco Bay Area seeks a senior Accounting Controller to lead the multi-entity close, consolidate entities, and build scalable accounting processes. You will work with the CFO and leadership to support financings, acquisitions, and capital strategies in a fast-paced biotech environment.

The ideal candidate brings deep US GAAP knowledge, audit leadership, and a collaborative, hands-on management style with strong communication skills. This role is on-site 3 days/week.