Controller - Scale Finances for High-Growth Clean Energy

Antares; Los Angeles (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Antares, located in Torrance, CA, is building mass‑producible, inherently safe microreactors for deployment terrestrial, underwater, and in space. We seek a first Controller to establish financial systems, controls, and processes enabling growth with accuracy and compliance.

You will lead monthly close, policy development, and audits while collaborating across Finance, Engineering, Operations, and Procurement to support fundraising and manufacturing initiatives.

Qualifications

• Bachelor’s degree in Accounting, Finance, or related field.
• 5+ years of progressive accounting experience, including public accounting and industry experience.
• 3+ years in a Controller, Assistant Controller, or equivalent leadership role
• Strong knowledge of U.S. GAAP and financial reporting requirements.
• Experience leading monthly close and preparing audited financial statements.
• Experience working with external auditors and tax advisors.
• Strong ERP and accounting systems experience (QuickBooks, NetSuite, Sage Intacct, or similar).
• Advanced Excel skills and strong financial systems aptitude.

Responsibilities

• Owning the monthly, quarterly, and annual close process, ensuring timely, accurate, and GAAP‑compliant financial reporting.
• Building and continuously improving the company's accounting policies, internal controls, and financial reporting processes.
• Preparing financial statements and supporting schedules for management, investors, lenders, and external auditors.
• Leading technical accounting matters, including revenue recognition, stock‑based compensation, fixed assets, leases, accruals, and equity accounting.
• Establishing scalable processes across accounts payable, payroll, treasury, purchasing, and expense management.
• Partnering with external auditors, tax advisors, and valuation specialists to support annual audits, tax filings, and regulatory compliance.
• Collaborating with Finance to support budgeting, forecasting, fundraising, and strategic financial initiatives.
• Developing accounting processes to support manufacturing operations, inventory, cost accounting, and government contracting.
• Evaluating and implementing accounting systems, ERP solutions, and automation tools that improve efficiency and scalability.
• Partnering cross‑functionally with Engineering, Operations, Supply Chain, Legal, and People to build financial processes that support a rapidly growing organization.

Skills

GAAP knowledge

Advanced Excel

ERP systems

Financial reporting

Education

Bachelor’s degree in Accounting, Finance, or related field

5+ years accounting experience

3+ years leadership experience

Tools

QuickBooks

NetSuite

Sage Intacct

Job description

Antares, located in Torrance, CA, is building mass‑producible, inherently safe microreactors for deployment terrestrial, underwater, and in space. We seek a first Controller to establish financial systems, controls, and processes enabling growth with accuracy and compliance.

You will lead monthly close, policy development, and audits while collaborating across Finance, Engineering, Operations, and Procurement to support fundraising and manufacturing initiatives.