ZETTAJOULE, INC. AR/AP Specialist Houston, TX · Full time Company website

We are looking for an Accounts Receivable / Accounts Payable Specialist to manage the full order-to-cash and procure-to-pay cycles. You will play a critical role in managing Intercompany (IC) transactions, ensuring all payables and receivables are reconciled accurately across our global entities.

About ZETTAJOULE, INC.

We are a next-generation nuclear technology startup pioneering the commercialization of High-Temperature Gas-cooled Reactors (HTGRs) — a proven, safe, and transformative technology for delivering ultra-high-temperature heat and enabling a carbon-neutral future. Our mission is to deploy the world’s first global fleet of Advanced Modular Reactors, redefining how clean energy powers industries, communities, and economies. As a fast-growing company in its early stage, every team member — whether in engineering, program management, partnerships, operations, or business development — plays a direct role in shaping our technology, culture, and impact. You’ll join a collaborative, mission-driven team of internationally recognized experts and innovators working together to bring advanced nuclear energy to the world.

Description

AR/AP Specialist

Location: Houston, TX – Hybrid

Employment Type: Full-Time

Reports To: Vice President, Corporate & Finance Operations


About Us

We are a next-generation nuclear technology startup pioneering the commercialization of High-Temperature Gas-cooled Reactors (HTGRs) — a proven, safe, and transformative technology for delivering ultra-high-temperature heat and enabling a carbon-neutral future.

Our mission is to deploy the world’s first global fleet of Advanced Modular Reactors, redefining how clean energy powers industries, communities, and economies.


As a fast-growing company in its early stage, every team member — whether in engineering, program management, partnerships, operations, or business development — plays a direct role in shaping our technology, culture, and impact. You’ll join a collaborative, mission-driven team of internationally recognized experts and innovators working together to bring advanced nuclear energy to the world.


The Role

We are looking for a AR/AP Specialist to manage the full order-to-cash and procure-to-pay cycles. You will play a critical role in managing Intercompany (IC) transactions, ensuring all payables and receivables are reconciled accurately across our global entities.


Key Responsibilities

  • Intercompany Management: Lead the reconciliation of IC balances; ensure all intercompany billings, netting, and settlements are performed accurately and on time.
  • Accounts Payable (AP):
  • Manage payment deadlines to optimize cash flow and maintain strong vendor relations.
  • Oversee Agreement Management: Track contracts/agreements to ensure invoice terms match agreed-upon conditions.
  • Validate and process high-volume invoices with precision.
  • Analyze and resolve discrepancies between contractual agreements, invoices, and intercompany balances and recommend corrective action
  • Accounts Receivable (AR): Monitor aging reports, manage collection efforts, and accurately apply incoming payments to the correct accounts.
  • Audit & Compliance: Ensure all AP/AR processes comply with internal controls (SOX) and tax requirements (e.g., Sales Tax/Withholding Tax).
  • Vendor/Client Relations: Act as the main point of contact for billing disputes and inquiries, fostering positive financial relationships.
  • Global Collaboration: Demonstrate flexibility with schedule to attend meetings with our Japan subsidiary.


What You Bring


  • A minimum of five (5) years’ experience in AP/AR or general accounting, within a group or subsidiary structure.
  • Strong analytical skills with a proven ability to reconcile complex data sets and identify discrepancies between agreements and invoices.
  • Excellent written and verbal communication skills, with the ability to collaborate effectively with cross-functional departments (Sales, Procurement, Legal) to resolve billing issues.
  • Strong familiarity with accounting systems, particularly QuickBooks and NetSuite.


Even Better

  • Any level of Japanese language skill considered a plus.


Why Work for Us


  • Competitive salary.
  • Flexible hours & remote options.
  • Health/Life/Disability benefits.
  • Vacation/Sick leave.
  • Work alongside internationally recognized experts shaping the future of nuclear energy.


EEO Statement

ZettaJoule is an Equal Employment Opportunity employer