Senior Accountant - SEC Reporting and Technical Accounting

Ionis • Carlsbad, CA • Full Time • $90,000–$119,180 / year

Posted on Sat, Sep 26, 2026

Headquartered in Carlsbad, California, and with offices in Boston, Massachusetts, and Dublin, Ireland, Ionis has been at work for more than three decades discovering medical breakthroughs that have redefined life for people with serious diseases. We’re pioneers in RNA-targeted medicines, and our platform continues to revolutionize drug discovery and transform lives for patients with unmet needs.  With multiple marketed medicines and a leading pipeline in neurology, cardiology and select areas of high patient needs, we continue to drive innovation in RNA therapies in addition to advancing new approaches in gene editing to provide greater value to patients and are well positioned financially to deliver on our strategic goals.

At Ionis, we pride ourselves on cultivating a challenging, motivating and rewarding environment that fosters innovation and scientific excellence. We know that our success is a direct result of the exceptional talents and dedication of our employees. 

With an unprecedented opportunity to change the course of human health, we look to add diverse individuals, skill sets and perspectives to our exceptional team. We continue to invest time, money and energy into making our onsite, hybrid and remote work environments a place where solid and lasting relationships are built and where our culture and employees can thrive. 

We’re building on our rich history, and we believe our greatest achievements are ahead of us. If you’re passionate about the opportunity to have meaningful impact on patients in need, we invite you to apply and join us. Experience and contribute to our unique culture while you develop and expand your career!

SENIOR ACCOUNTANT – SEC REPORTING & TECHNICAL ACCOUNTING

SUMMARY:

The Senior Accountant for SEC Reporting and Technical Accounting will report to the Associate Director, SEC Reporting & Technical Accounting. This team member will support Ionis’ external financial reporting and financial statement close processes, including preparing audit deliverables and performing internal controls for certain business processes. In addition, this team member will be responsible for researching and applying technical accounting guidance, preparing memoranda, and supporting special projects across the organization. The ideal candidate has at least five years of relevant experience including multiple years of public accounting experience, strong understanding of U.S. GAAP, the ability to effectively self-lead, excellent communication and time management skills and strong attention to detail.

WORK LOCATION: Onsite/hybrid in Carlsbad, CA

RESPONSIBILITIES:

REQUIREMENTS:

PREFERRED:

Please visit our website, http://www.ionis.com for more information about Ionis and to apply for this position; reference requisition #IONIS003733

Ionis offers an excellent benefits package! Follow this link for more details: Ionis Benefits

Full Benefits Link: https://www.ionis.com/careers/working-at-ionis/#:~:text=our%20employee%20spotlight-,Benefits,-Employees%20are%20rewarded

The pay scale for this position is $90,000 to $119,180

NO PHONE CALLS PLEASE. PRINCIPALS ONLY.

Ionis Pharmaceuticals, Inc. and all its subsidiaries are proud to be EEO employers.

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  • Advertised pay for SEC Reporting Analyst: a median of $145,000 across 110 priced postings. This posting advertises $90,000 to $119,180, 28% below that median. Explore the market

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