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Senior Accountant, SEC Reporting

Arrowhead Pharmaceuticals
August 21, 2026
On-site
Los Angeles, CA
Corporate Functions
Responsibilities:
- Maintain accounting policies and procedures in accordance with regulatory standards and SOX control requirements.
- Partner with Investor Relations, Legal, Treasury, Tax, and IT to ensure timely and accurate SEC filings.
- Prepare assigned areas for Forms 8-K, Proxy, 10-Q, and 10-K.
- Analyze variances between periods and/or budgeted vs. actual results.
- Assist audit processes by preparing internal reports and liaising with internal/external auditors.
- Prepare disclosure checklists and tie-outs of financial statements and footnotes.
- Prepare audit committee/disclosure committee support materials.
- Maintain reporting calendars and filing timelines.
- Perform month-end close and balance reconciliations (e.g., debt, equity, lease, and EPS disclosures).
- Collaborate to resolve accounting questions/issues; improve accounting systems/programs/procedures.
- Prepare and maintain SOX-compliant controls for responsible accounts; ensure proper execution and documentation.
- Perform other accounting duties as required.

Requirements:
- Bachelor’s degree in Accounting, Finance, or related field.
- 3+ years of financial accounting experience.
- In-depth knowledge of U.S. GAAP and SOX compliance.
- Ability to execute complex monthly/quarterly close processes.
- Strong organizational skills; accuracy and detail orientation; ability to meet tight timelines.
- Strong communication skills; highest level of integrity.
- Adaptable, excellent team player; self-motivated and eager to learn.
- Ability for occasional travel between company locations.

Preferred:
- Technical accounting experience in life sciences/biotech/pharma.
- Big 4 experience.
- Public company experience and CPA.
- Experience with Workiva and ERP systems.

Compensation/Benefits:
- California pay range: $100,000–$115,000.
- Competitive salaries and an excellent benefits package.

Application instructions:
- Candidates must have current, valid authorization to work in the country where the role is located.