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Supervisor, Accounts Payable & Accounts Receivable

Apex - Los Angeles, CA, United States - In-office - posted 2026-08-25

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Apex is a high-growth aerospace company manufacturing satellite buses at scale for commercial space applications. The company combines software, vertical integration, and hardware design to serve the rapidly expanding commercial space industry. This Supervisor role reports to the Director of Accounting and oversees full-cycle accounts payable and accounts receivable operations with a focus on revenue accounting for complex satellite bus programs and related service/integration deliverables. The position is responsible for accurate and timely revenue recognition in accordance with ASC 606, managing both point-in-time arrangements (e.g., hardware delivery) and percentage-of-completion contracts (e.g., study/service contracts). Key responsibilities include: overseeing AP and AR operations including billing, collections, and vendor/customer communication; managing vendor onboarding, payment terms, W-9 documentation, and customer invoicing workflows; partnering cross-functionally with Supply Chain, Mission Services, and Finance to resolve billing, PO, and payment discrepancies; monitoring AP/AR aging and cash disbursements to ensure timely processing and strong cash flow management; supporting month-end close activities including reconciliations, accruals, and account analysis; strengthening internal controls and documentation for audit support; identifying and implementing process improvements and automation opportunities; and training and supporting future AP/AR Analysts. Required qualifications: 5+ years of AP and/or AR experience; experience overseeing full-cycle AP and AR workflows in high-volume environments; experience in manufacturing, aerospace, hardware, or inventory-driven environments preferred; strong process improvement mindset with experience scaling accounting operations; proficiency with modern accounting tools (Ramp, Campfire, NetSuite, QuickBooks, or similar); highly organized with strong attention to detail. Nice-to-have qualifications include startup or high-growth environment experience, aerospace/hardware/manufacturing background, and prior audit support or pre-IPO experience. Apex offers competitive compensation, equity, comprehensive healthcare (100% company-paid medical, dental, vision), 15-20+ days vacation plus 10 paid holidays, 401(k) matching, 8 weeks paid parental leave, catered lunch, and a vibrant Playa Vista office with community events and flexibility.

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