Staff Accountant at AEMI Holdings, LLC – San Diego, California

About AEMI

AEMI, an AEM company, is a leading manufacturer of high-reliability electronic components specializing in circuit protection, power conditioning, and radio frequency (RF) components. With a solid global presence, AEMI serves mission-critical industries such as aerospace and defense and the industrial and automotive sectors. Our commitment to innovation and quality has positioned us as a preferred supplier for highly engineered solutions in harsh environments.

Position Summary

AEMI is seeking a detail-oriented, well-organized, and experienced Staff Accountant to oversee Accounts Receivable (AR) and Accounts Payable (AP) functions while supporting overall accounting operations. This role ensures accurate financial transaction processing, timely collections and vendor payments, and compliance with internal controls and company policies. The staff Accountant works cross-functionally with Sales, Purchasing, Supply Chain, Receiving, Quality, and Operations to resolve discrepancies and support month-end close activities.

Essential Duties & Responsibilities:

• Manage full-cycle Accounts Receivable, including invoicing, cash application, collections, and timely posting of customer payments.
• Conduct daily collection activities to support timely customer payments.
• Communicate with customers by phone and email regarding payment collection and maintain detailed records of all interactions.
• Partner with the Sales team to resolve billing discrepancies, respond to AR-related inquiries.
• Responsible for reconciling Purchase Orders (PO), Receiving Documents, and Vendor Invoices.
• Manage the financial side of returns in coordination with Quality Assurance
• Prepare weekly Accounts Payable check runs, process manual payments, distribute paper checks, and execute ACH and wire transfers.
• Review and process employee expense reports in accordance with company policy.
• Prepare monthly bank reconciliations and AR/AP reconciliations to ensure accurate financial reporting.
• Prepare reports related to ageing, customer balances, and vendor balances for management review.
• Support month-end and year-end close activities, including journal entries, account reconciliations, and other closing tasks.
• Identify unrecorded liabilities at month-end (un-invoiced receipts) to ensure P&L accuracy.
• Manage the amortization schedule for vendor prepayments.
• Maintain Sales & Use Tax resale certificates.
• Maintain 'Master Data' for customers and vendors to ensure bank details and terms are accurate.
• Manage vendor W-9s and year-end 1099 reporting.
• Identify opportunities to streamline the AR/AP cycle.
• Assist with audits by preparing schedules and providing supporting documentation as requested.
• Communicate with customers via phone and email for payment collection, logging interactions.
• Collaborate with Sales, Supply Chain, QA, Receiving, and Operations to resolve accounting issues.

Benefits of working with our team:

• This role is full-time, non-exempt
• Based in San Diego, CA, this is an onsite role
• We offer competitive pay based on knowledge, skills, and relevant experience
• Benefits for eligible employees include medical, dental, vision, life insurance, 401K with company match

Organizational Overview

AEM, headquartered in San Diego, California, is a portfolio company of Industrial Growth Partners (IGP), a private equity firm focused exclusively on middle-market industrial manufacturing and niche services businesses. Through its leading industry brands AEM, Renaissance Electronics, and Central Semiconductor, AEM serves niche applications across a diverse array of attractive markets including satellite, aerospace, defense, industrial, medical, EV/Battery, and telecom.

AEM is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, gender, gender identity, sexual orientation, age, status as a protected veteran, among other things, or status as a qualified individual with disability.

Minimum Qualifications:

• Bachelor’s degree in accounting, Finance, or related field (or equivalent experience).
• 3–5 years of accounting experience with strong exposure to AR/AP functions.
• Experience with accounting systems such as QuickBooks and NetSuite (or similar ERP systems).
• Advanced Excel skills (pivot tables, lookups, etc.)
• Strong attention to detail and well-organized approach to managing tasks
• Ability to manage multiple priorities and meet deadlines.
• Strong communication and problem-solving skills with a high level of ownership and accountability.

Preferred Qualifications

• Bilingual in Chinese (Mandarin) strongly preferred
• Background working in a fast-paced environment/private equity manufacturing.
• Experience in electronic, semiconductor, or industrial manufacturing.