Full-Time

Head of Accounting

Updated on 9/12/2026

Merge Labs

Merge Labs

11-50 employees

Develops high-bandwidth brain–computer interfaces

Compensation Overview

$165k - $260k/yr

San Francisco, CA, USA

In Person

Category
Accounting (1)
Required Skills
Forecasting
SQL
U.S. Generally Accepted Accounting Principles (GAAP)
Data Analysis
Financial Modeling

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Requirements
  • Deep command of generally accepted accounting principles, close, financial reporting, controls, and auditability.
  • End-to-end ownership of accounting processes in a fast-growing startup or similarly dynamic environment.
  • Ability to distinguish accounting requirements, risk-management choices, and conventions and explain tradeoffs clearly to non-experts.
  • Experience using artificial intelligence tools to automate repetitive work, build checks or review tools, improve reconciliations, interrogate data, accelerate research, or create lightweight tools.
  • Ability to communicate clearly with scientists, engineers, operators, executives, auditors, and vendors and translate financial data into clear organizational insights.
  • Hands-on experience while designing accounting operations for future scale.
  • Experience operating at Head of Accounting, Accounting Lead, Assistant Controller, Controller, or comparable scope.
  • Alignment with the company’s mission and interest in enabling scientific research.
Responsibilities
  • Own the monthly, quarterly, and annual close, including the general ledger, chart of accounts, reconciliations, accruals, coding standards, and financial statements.
  • Own procurement, accounts payable, and expenses end-to-end while maintaining appropriate controls and supporting purchases of vendors, equipment, materials, and services.
  • Own accounting for significant capital expenditures and fixed assets across laboratory, hardware, equipment, and facilities spending.
  • Establish and maintain technical accounting policies for research and development spending, leases, prepaids and accruals, equity and stock-based compensation, and other material areas.
  • Build and maintain a control environment that supports accurate, auditable financials.
  • Lead audit preparation and the external auditor relationship, including financing diligence and audit support.
  • Own finance systems and integrations across Rillet, Ramp, Procurify, Rippling, Carta, and external-provider workflows, improving and automating them as the company scales.
  • Own the internal budgeting-input process and ensure clean actuals-to-plan mapping while partnering with the external financial planning and analysis team on forecasting and modeling.
  • Produce financial reporting for leadership, the board, and investors, including burn, major variances, and capital expenditures.
  • Direct and review outsourced finance partners, establish service-level agreements and quality standards, and determine what to insource as the company grows.
Desired Qualifications
  • Certified Public Accountant credential and Big Four or public-accounting experience.
  • Experience in biotech, life sciences, deep tech, robotics, hardware, artificial intelligence research, advanced manufacturing, or another research-and-development- and capital-expenditure-intensive environment.
  • Experience building or scaling an accounting function as an early finance hire.
  • Experience with equity or stock-based compensation accounting and financing-round audit support.
  • Experience managing outsourced accounting, tax, and payroll partners while retaining clear internal accountability.
  • Experience with finance-system implementation, automation, data analysis, SQL, or other technical tooling.
  • Fluency with modern artificial intelligence tools and experience building automations, agents, and tools for finance workflows.

Merge Labs develops brain–computer interfaces to connect human brains with computers. Its product focus is high-bandwidth neural implants that read neural signals and transmit data to AI systems and software, enabling bidirectional communication between brain and machine. The implants are designed to work with advances in AI and neural sensing hardware, using a system of implants, interfaces, and software to interpret brain activity and control devices or software. Compared with competitors, Merge Labs aligns with Sam Altman’s vision of human–machine convergence, leveraging OpenAI ventures connections and positioning itself as a Neuralink rival with an emphasis on higher data throughput and scalable AI-assisted interpretation. The company’s goal is to create seamless, high-bandwidth brain–computer communication that enhances human capabilities and enables new ways of interacting with technology.

Company Size

11-50

Company Stage

Seed

Total Funding

$252M

Headquarters

Palo Alto, California

Founded

2025

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Simplify Jobs

Simplify's Take

What believers are saying

  • Butterfly's September 1, 2026 deal creates a commercial supply chain immediately.
  • OpenAI pledged scientific foundation models and frontier tools to accelerate Merge's R&D.
  • Ultrasound BCI leverages Butterfly's 71.4% gross margin platform and semiconductor manufacturing.

What critics are saying

  • A $252 million seed round funds research, not FDA-approved products or revenue.
  • Neuralink's implant-first progress and clinical visibility threaten Merge's noninvasive positioning.
  • OpenAI's insider support invites governance scrutiny if Merge misses milestones before 2027.

What makes Merge Labs unique

  • OpenAI invested in Merge Labs' $252 million seed round at an $850 million valuation.
  • Merge Labs uses ultrasound-on-chip from Butterfly Network, unlike Neuralink's invasive electrodes.
  • Sam Altman, OpenAI, and Forest Neurotech give Merge exceptional AI and neuroscience access.

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Growth & Insights and Company News

Headcount

6 month growth

-6%

1 year growth

-8%

2 year growth

-8%
Yahoo Finance
Sep 3rd, 2026
Sam Altman-backed Merge Labs selects Butterfly Network as exclusive ultrasound chip supplier for brain interfaces

Merge Labs, a brain-interface startup backed by OpenAI and Sam Altman, has selected Butterfly Network as its exclusive ultrasound-on-chip supplier under a multiyear agreement. The deal includes upfront payments, development milestones, purchase commitments, access fees, and potential royalties, though specific amounts were not disclosed. Butterfly's semiconductor-based ultrasound architecture makes the system programmable and easier to embed in new devices. The company retained rights to license its technology to other partners. Butterfly's second-quarter revenue increased 39% to $32.6 million, with gross margin expanding to 71.4%. Adjusted EBITDA loss narrowed 78% to $1.4 million. Management raised full-year revenue guidance to $119 million to $123 million. Thirty-three hedge funds held Butterfly Network in the second quarter, up from 26 in the first quarter.

Florida Today
Feb 14th, 2026
OpenAI invests in Merge Labs at $850M valuation

OpenAI has invested in Merge Labs at an $850 million valuation, according to reports. The investment focuses on scalable AI backends, including AICC technology. Details about the funding round, including the investment amount and other participants, were not disclosed. The partnership appears aimed at advancing AI infrastructure and backend capabilities. Merge Labs is working on developing scalable systems to support AI applications. The company's technology is designed to handle the computational demands of modern AI models. The investment represents OpenAI's continued expansion beyond its core business into supporting technologies and infrastructure for artificial intelligence development.

TechCrunch
Jan 16th, 2026
OpenAI invests in Sam Altman’s brain computer interface startup Merge Labs | TechCrunch

Merge Labs is a “research lab” dedicated to “bridging biological and artificial intelligence to maximize human ability.” OpenAI wrote the largest check in Merge Labs' $250 million seed round at an $850 million valuation.

Bloomberg Law
Jan 15th, 2026
Sam Altman's Merge raises $252M to connect human brains to computers

Merge Labs, co-founded by AI billionaire Sam Altman, has raised $252 million to develop devices connecting human brains to computers. The company aims to seamlessly link people and artificial intelligence to "maximise human ability, agency, and experience". The funding reflects growing Silicon Valley interest in brain-computer interfaces as entrepreneurs anticipate a future where AI becomes so advanced that humans may need to augment their brains to keep pace. Similar to how smartphones provide digital access, experimental brain technology is being designed to streamline human interaction with AI systems. The investment underscores the increasing focus on neurotechnology as a key frontier in the race to integrate artificial intelligence into human capabilities.

Wired
Dec 19th, 2025
Sam Altman’s New Brain Venture, Merge Labs, Will Spin Out of a Nonprofit

Merge Labs, a brain-computer interface startup that seeks to read brain activity using ultrasound, is being spun out of Forest Neurotech, a Los Angeles nonprofit.