Senior Accountant
Diamond Foundry
Accounting & Finance
San Francisco, CA, USA
Posted on Oct 15, 2025
Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
Diamond Foundry is seeking a top-tier Senior Accountant to assist and improve various aspects of the general accounting practice. This person will know how to identify and troubleshoot issues that are in the way of efficient and effective processes to meet corporate and departmental goals. The ideal candidate will have a solid operational and technical accounting background, strong communication skills, and be driven. This person is a self-starter, flexible, has a high level of integrity, and is comfortable in a fast-paced environment. The Senior Accountant must be able to prioritize and multitask as they will be involved with each area of the accounting cycle for a variety of businesses.
Responsibilities
- Financial Reporting & Close: Act as a major contributor in the monthly, quarterly, and annual financial close processes, including the preparation of monthly journal entries, balance sheet reconciliations, and fluctuation analysis, ensuring compliance with US GAAP.
- Accounts Payable (AP): Review, investigate, and reconcile daily AP activities, including vendor wires and payment adjustments. Perform analysis on key terms, categories, and resolve purchase order (PO) to invoice discrepancies.
- Accruals & Prepaids Management: Manage accrual processes for recurring and non-recurring expenses, ensuring completeness and accuracy. Maintain and reconcile prepaid expense schedules, ensuring proper amortization and documentation. Review and analyze operating expenses (OPEX) to ensure proper classification, coding, and reporting consistency across entities.
- Management Support: Participate in process improvement initiatives to streamline close and reporting cycles. Provide proactive support and execute ad hoc projects as directed by management.
Requirements
- Professional Qualification: A Bachelor's or higher degree in Accounting is required. A CPA certification is strongly preferred.
- Experience: Minimum of 3-5+ years of combined experience in Public and Private Accounting is strongly preferred.
- Technical Skills: Advanced analytical and Excel skills are essential. Must possess experience with ERP and Expense systems (NetSuite strongly preferred).
- Behavioral Traits: Must demonstrate a strong work ethic and be highly detail-oriented and precision-focused. Must also be inquisitive, showing an eagerness to learn new processes.
- Collaboration & Communication: Ability to work collaboratively across different departments and possess excellent oral and written communication skills.
Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI. Our benefits begin as early as your first day of employment. Medical and vision coverage are retroactive to your start date, while dental and voluntary benefits take effect once you’ve completed your enrollment.
Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
Manufacturing and Engineering Departments Physical Requirements:
-Use appropriate PPE and follow all safety policies, practices, and procedures.
-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist, climb, balance, stoop, squat, kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions.
-Some tasks may require the use of ladders or stairs
-Some tasks may require driving or the use of foot controls
-Lift/carry and push/pull up to 50 pound
This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.
Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.