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Controller

Sunday - Redwood City, CA, USA - In-office - posted 2026-10-06

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Sunday is developing personal robots to reclaim time lost to repetitive household tasks, with a focus on making generalized robots broadly accessible. The company has spent 18 months building a talented team, securing capital, and validating technology, and is now scaling from prototype to production. As Controller, you will be Sunday's first accounting hire, reporting to the Head of Finance. You will own accounting and financial operations end-to-end, starting by transitioning the company's books in-house from an external bookkeeper, then building the team, systems, and controls to support a full-stack AI robotics company through commercial launch. Key responsibilities include: - Own monthly, quarterly, and annual close under US GAAP - Select and drive implementation of a manufacturing-ready ERP system, including chart of accounts design, inventory, BOM, and costing methodology - Manage accounts payable, vendor payments, and spend controls - Build and lead the accounting and financial operations team - Transition accounting from external bookkeeper to in-house function - Own audit readiness and lead the company through external audits - Design product costing and COGS methodology, including standard costs, overhead allocation, and accruals - Set accounting policy and write technical memos on revenue, inventory, capitalization, software, R&D and IP, leases, and equity compensation - Assess accounting treatment of supplier, manufacturing, and compute agreements - Design and document internal controls - Support Head of Finance on budgeting, burn analysis, and unit economics - Manage outside tax advisors on income, sales/use, and R&D credit matters - Work cross-functionally with Hardware, Manufacturing, Supply Chain, Software, Legal, and People Ops REQUIREMENTS: Must Haves: - 8+ years of progressive accounting experience - Public accounting background; Big 4 strongly preferred - Hands-on ERP implementation in a manufacturing or hardware environment - Hands-on inventory and product cost accounting experience - Broad technical accounting depth: revenue, capitalization, software, IP - Experience leading a company through external audits - Track record of building finance processes from scratch at a fast-growing company - Builder mindset: ability to do the work yourself while building the team around you Nice to Haves: - CPA certification - Controller or Assistant Controller experience at a venture-backed hardware, robotics, autonomous vehicle, or consumer electronics company - Experience taking a company from pre-revenue to commercial launch - Experience with contract manufacturers in Asia - Experience with modern spend and automation tools such as Ramp

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