Senior Accountant

At HEN Technologies, we’re building Physical AI for the real world—intelligent systems that sense, understand, and act in high-stakes physical environments. Our first application is transforming fire response: combining advanced fluid dynamics, IoT-enabled hardware, real-world operational data, and AI-powered decision support to help firefighters suppress fires faster, use less water, reduce fatigue, and improve safety. By connecting the physical layer of emergency response with predictive intelligence, HEN is building the infrastructure for a safer, more adaptive future.

Location:
Livermore, California (Hybrid)

Employment Type:
Full-Time

We are seeking a Senior Accountant to join our growing Finance & Accounting team. Reporting directly to the Finance Director, this role will be responsible for key accounting operations across procure-to-pay, vendor management, inventory and cost accounting, and general corporate accounting.

This is a hands‑on role for an experienced accounting professional who enjoys digging into details, solving problems, and building strong cross‑functional relationships. The successful candidate will work closely with manufacturing, engineering, supply chain, and operations teams to ensure transactions are properly recorded, issues are identified and resolved, and financial information remains accurate and reliable.

The ideal candidate is analytical, thorough, and highly dependable. They are comfortable working independently, navigating ambiguity, and balancing day‑to‑day accounting responsibilities with special projects and process improvements. Most importantly, they are someone who enjoys being a trusted business partner while maintaining a strong commitment to accounting excellence.

• Manage day‑to‑day accounts payable operations, including vendor onboarding, invoice processing, payment execution, and vendor communications.
• Own the procure‑to‑pay process, ensuring invoices are accurately coded, approved, and paid in a timely manner.
• Maintain strong relationships with vendors and internal stakeholders to resolve issues efficiently.
• Administer and optimize AP automation and spend management platforms such as , Ramp, Brex, or similar tools.
• Support cash management activities and payment planning.

• Partner closely with manufacturing, engineering, and supply chain teams on inventory accounting and operational reporting.
• Analyze inventory transactions, inventory reconciliations, and cost of goods sold (COGS).
• Assist with inventory valuation, reserve analysis, and manufacturing cost tracking.
• Support physical inventory counts and inventory control processes.
• Investigate and resolve inventory and costing discrepancies.

• Prepare journal entries, account reconciliations, and supporting schedules as part of the monthly close process.
• Maintain general ledger accuracy and support financial statement preparation in accordance with U.S. GAAP.
• Assist with audit requests and maintain strong documentation and internal controls.
• Support fixed asset accounting, prepaid expenses, accruals, and other general accounting activities.
• Contribute to continuous improvement of accounting processes and controls.

• Support state sales and use tax compliance and filings.
• Assist with R&D cost analysis and project‑based financial reporting.
• Support ERP and accounting system implementations, enhancements, and process improvement initiatives.
• Participate in special projects related to finance operations and company growth.
• Assist with equity administration and cap table analysis activities as needed.

• Bachelor's degree in Accounting, Finance, or a related field.
• 4–5+ years of progressive accounting experience.
• Strong understanding of accounting principles and U.S. GAAP.
• Hands‑on experience managing accounts payable and procure‑to‑pay processes.
• Experience with AP automation and spend management tools such as , Ramp, Brex, or similar platforms.
• Strong analytical and problem‑solving skills.
• Advanced Excel skills and attention to…