USD 120000-135000/yr

Accounts Payable Supervisor

United StatesUnited States·Hawthornemid
Finance & AccountingAccounts Payable
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Quick Summary

Overview

The Company At Valar Atomics, we're redefining what's possible in energy. Our mission is to make clean, high-temperature nuclear power scalable—unlocking abundant energy for industry, hydrogen, and next-generation manufacturing.

Key Responsibilities

• Oversee end-to-end AP operations, including invoice receipt, coding, 3-way matching, approval routing, vendor communications, and payment disbursement, ensuring accuracy and timeliness across all payment methods • Manage the employee expense…

Technical Tools
netsuitementoring

Responsibilities

~2 min read
  • Oversee end-to-end AP operations, including invoice receipt, coding, 3-way matching, approval routing, vendor communications, and payment disbursement, ensuring accuracy and timeliness across all payment methods
  • Manage the employee expense reimbursement process, ensuring timely processing and compliance with the company's travel and expense policy
  • Review and approve AP transactions and journal entries within delegated authority limits
  • Own vendor master data integrity, including onboarding, ongoing maintenance, and timely resolution of escalated disputes and payment discrepancies
  • Oversee W-9 collection, 1099 preparation, and sales/use tax compliance on applicable purchases
  • Lead the AP contribution to the monthly close process, including accruals, account reconciliations, and financial reporting to the Controller
  • Monitor and report on key AP metrics — including invoice cycle time, on-time payment rate, aging, and processing bottlenecks — identifying trends and escalating risks to management
  • Design and enforce internal controls and segregation of duties, ensuring compliance with company policy, regulatory requirements, and audit standards; support internal and external audit requests as needed
  • Identify and implement process improvements to increase efficiency, reduce errors, and shorten invoice cycle times; support system implementations, upgrades, and integrations related to AP and payment platforms
  • Collaborate cross-functionally with Procurement, Treasury, and Finance to continuously improve procure-to-pay workflows
  • Provide day-to-day guidance and mentorship to AP staff, supporting their development and ensuring consistent adherence to procedures
  • Maintain a “no job too small” mentality, contributing to special projects and cross-functional initiatives as needed within the general scope of the role.

Requirements

~1 min read
  • Associate’s or Bachelor's degree in Accounting, Finance, Business Administration, or a related field.
  • 5+ years of accounts payable experience in a fast-paced, high-growth environment, with 2+ years in a supervisor role 
  • Experience with Purchase Orders, 2 and 3-way matching controls
  • strong interpersonal and communication skills, with the ability to manage vendor and internal stakeholder relationships
  • Strong understanding of AP processes, controls, and GAAP principles
  • Proficiency with major ERP and payable platforms (BILL, Ramp, NetSuite, Oracle, SAP,etc.)
  • Excellent attention to detail and organizational skills

Nice to Have

~1 min read
  • Familiarity with 1099 reporting and sales/use tax requirements
  • Experience supporting external audits and diligence requests
  • Background in high-volume AP environments (100+ invoices/week and growing)
  • Experience with AP automation and tool implementations
  • Exposure to multi-entity and multi-currency operations

What We Offer

~1 min read
Competitive base salary
Equity ownership in a rapidly growing advanced energy company
Comprehensive medical benefits
Free daily lunch and dinner provided onsite
High-impact startup environment with significant ownership and autonomy
Opportunities for rapid career growth and internal advancement
Direct collaboration with experienced operators, engineers, and industry leaders
The opportunity to help build and scale transformative energy technology from the ground up

Valar Atomics is an equal opportunity employer. We consider all qualified applicants without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable law.

We are committed to providing a workplace free of discrimination and harassment and will provide reasonable accommodation as required by law.

Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident (green card holder).

Salary
$120,000$135,000 USD

Location & Eligibility

Where is the job
Hawthorne, United States
On-site at the office
Who can apply
US

Listing Details

Posted
May 8, 2026
First seen
May 8, 2026
Last seen
June 6, 2026

Posting Health

Days active
29
Repost count
0
Trust Level
42%
Scored at
June 6, 2026

Signal breakdown

freshnesssource trustcontent trustemployer trust
Valar Atomics
Valar Atomics
greenhouse
Employees
5
Founded
2023
View company profile
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Valar AtomicsAccounts Payable Supervisor USD 120000-135000