Billing & Collections Associate

Astro Pakis the nation's leading precision cleaning and passivation contractor specializing in on-site cleaning of high purity gas and fluid systems, as well as precision cleaning of components and hardware at the company’s Cleanroom facilities. Astro Pak provides services to over 15 sectors including: Data Centers, Biotechnology, Pharmaceutical, Aerospace, Semiconductor, and other selected Industrial markets. The company, founded in 1959, has performed on-site precision chemical cleaning in every State of the Union as well as several projects in Asia, Canada, continental Europe, England, Ireland and Mexico.

Are you a detail-driven accounting professional who thrives on accuracy, organization, and keeping financial operations running smoothly? At Astro Pak, we’re looking for an Accounting Associate who takes pride in precision and enjoys supporting a fast-paced, service-focused organization. In this role, you’ll contribute directly to the financial integrity of our business while partnering closely with accounting leadership and cross-functional teams.

This is an excellent opportunity for someone who works independently, meets deadlines consistently, and models professionalism in every interaction.

This role reports to the Assistant Controller and is based onsite at our corporate office in Costa Mesa, CA, Monday through Friday.

What You’ll Do:

• Manage and process larger recurring payables including leasing, car rental, and other monthly invoices
• Assist with monthly reconciliations, including accurate job cost posting
• Support the Payables Associate with coding, processing, and filing as needed
• Record and distribute per diem payments
• Review and approve daily submissions and perform GL reviews
• Set up vendors in GP and maintain W-9 documentation files
• Assist Accounts Receivable with collections and deposits as needed
• Manage corporate credit card set-ups and distribute monthly statements
• Set up employees in Concur expense software
• Process annual 1099 filings
• Perform additional accounting duties as requested by the Controller or Assistant Controller
• Model and promote Astro Pak’s Core Values in daily interactions

What You Bring:

Required Qualifications:

• Minimum of 2+ years of experience in an accounting environment, preferably within a service-based company
• Strong attention to detail and high level of accuracy
• Exceptional organizational skills with the ability to prioritize and meet deadlines
• Strong verbal and written communication skills
• Proficiency in Microsoft Word and Excel
• Ability to interact with employees and customers in a professional, service-oriented manner
• Ability to work independently with minimal oversight
• Consistent attendance and punctuality

Preferred Qualifications:

• College degree preferred

Key Characteristics:

• Diligent and time-conscious
• Self-starter who shows initiative
• Team-oriented and respectful of others

Why Join Us?

At Astro Pak, we specialize in high-purity cleaning and surface preparation services that support critical industries across the country. Our work directly impacts pharmaceutical, biotech, and advanced manufacturing environments where precision matters.

We value integrity, accountability, and collaboration. As part of our accounting team, you’ll play a meaningful role in supporting operational excellence while working alongside professionals who are committed to doing things the right way. We invest in training, promote internal growth, and foster a culture built on respect and teamwork.

Salary and Benefits: 

• The pay for this position has a base hourly pay rate of $26-$28. The actual pay will carefully consider a wide range of factors, including your skills, qualifications, experience and location.
• In addition to highly employer-subsidized medical, dental, and vision plans, Astro Pak offers competitive retirement savings and 401k plans, flexible spending, family leave, training and paid time off.

Equal Employment Opportunity & Reasonable Accommodations

Astro Pak is an equal opportunity employer, including individuals with disabilities and protected veterans. All qualified applicants will receive consideration for employment without regard to race, color, religion, ancestry, national origin, age, sex (including pregnancy, childbirth, breastfeeding, and related medical conditions), sexual orientation, gender, gender identity or expression, marital status, physical or mental disability, medical condition, genetic information, reproductive health decision-making, military status, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.

Astro Pak takes affirmative action to employ and advance in employment qualified individuals with disabilities and protected veterans.

Astro Pak provides reasonable accommodations to qualified applicants with disabilities and for other needs protected by applicable law. If you need an accommodation to complete an application or participate in the interview process, please contact

talent@astropak.com