Accounting & Tax Administrator

COMPANY OVERVIEW 

Hanwha Energy USA, headquartered in Houston, Texas, is part of the Hanwha Group—a FORTUNE Global 300 company and one of South Korea’s most respected business enterprises. With over a decade of experience delivering high-quality, utility-scale energy projects across North America, Hanwha Energy USA has evolved into a comprehensive energy solutions provider. Our portfolio now spans utility-scale renewables, natural gas generation, retail electricity, and strategic partnerships that power America’s growing data center industry.

Our expertise covers the entire energy value chain—from project development and engineering to construction, operations, and maintenance. By integrating advanced technologies, proven processes, and strong partnerships, we deliver reliable, customized solutions that meet the dynamic needs of local energy markets.

Hanwha Energy USA is actively advancing strategic initiatives in natural gas generation and data center development, including hyperscaler solutions on both sides of the meter. We are proud to serve as the parent company of:

• Hanwha Renewables – specializing in utility-scale solar and battery energy storage systems (BESS)
• Chariot Energy – providing retail electricity services for residential, commercial, and industrial customers in deregulated markets

POSITION OVERVIEW

The Accounting & Tax Administrator supports our Accounting and Tax & Compliance teams in various administrative activities. This role primarily focuses on reviewing vendor registration forms for accuracy, identifying and communicating issues found in the forms to the requestors, contacting vendor representatives to verify bank information via phone calls, and preparing approval request forms to ensure timely and efficient processing of vendor registrations.

This position is located in Irvine, California, and the ideal candidate will be within commutable distance to the Irvine office location.

The employee may be required to perform other job-related duties as requested by management.  All duties will be assigned in accordance with applicable laws and company policies.

RESPONSIBILITIES

• Review vendor registrations forms for completeness and accuracy.
• Identify and communicate errors or missing information on the vendor registration forms to requestors for correction.
• Call vendor representatives directly using provided contact phone numbers to verify the bank information.
• Prepare and route approval request forms for vendor registrations.
• Upload approvals and supporting documentation into the ERP system.
• Review expense reports for its accuracy and compliance with internal policy
• Coordinate with internal teams to ensure timely and accurate vendor setup and payment processing.
• Perform other administrative tasks supporting the Accounting and Tax & Compliance teams as assigned.

REQUIRED QUALIFICATIONS

• High school diploma or equivalent required.

• Previous experience in administrative support.
• Excellent verbal communication skills with professional phone etiquette.

• High attention to detail and accuracy when handling financial and vendor data.

• Ability to follow established processes meticulously and escalate issues when necessary.
• Strong organizational skills and ability to manage multiple tasks and meet deadlines.

• Self-motivated, reliable, and able to work independently in a fast-paced environment.
• Demonstrate professional skepticism and sound judgment when working with sensitive information.

• Proficient in Microsoft Office (Excel, Word, Outlook); experience with ERP system is a plus.

COMPENSATION: $25 - $35/hr

Attention external recruitment firms, we will not accept any unsolicited resumes at this time. Please do not contact any internal member of our company to discuss the position or to solicit candidates.

Hanwha Energy USA provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics.

www.hanwhaenergyusa.com