PAC is a leading global provider of advanced analytical instruments for laboratory and online process applications across the hydrocarbon processing industries (HPI), including upstream, midstream, and downstream operations. Our portfolio spans chromatography, elemental analysis, physical properties, ultrasonics, fluorescence, spectroscopy, and microscopy/video imaging—supported by deep R&D investment and a commitment to technical excellence.
The Accounts Receivable (AR) Specialist is responsible for managing outstanding customer balances, ensuring timely collections, and maintaining positive customer relationships. This role plays a critical part in optimizing cash flow and minimizing bad debt through proactive communication, accurate account reconciliation, and effective problem resolution. This position is a temporary assignment of 3-6 months.
The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the duties of this Job, the employee is occasionally exposed to moving mechanical parts; fumes or airborne particles; toxic or caustic chemicals and risk of electrical shock when in the operations or laboratory areas. The noise level in the work environment is usually moderate, but due to open office environment noise level may occasionally be high.
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the duties of this Job, the employee is regularly required to sit; use hands to finger, handle, or feel and talk or hear. The employee is occasionally required to stand; walk and reach with hands and arms. The employee must regularly lift and/or move up to 25 pounds and occasionally lift and/or move up to 40 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision and ability to adjust focus.
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PAC is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, protected veteran status or other characteristics protected by law.

PAC, Precision Analyzer Company, is a leading global manufacturer of advanced analytical instruments for the aviation, renewable fuel, process, petrochemical, hydrocarbon, packaging, pharmaceutical, and medical device testing industries.
Our portfolio includes the world’s most respected brands of laboratory and process analyzers: AC Analytical Controls, Advanced Sensors, Alcor, Antek, Cambridge Viscosity, Herzog, Icon Scientific, ISL, PetroSpec, Phase Technology, and Uson.
With 15 sales and support offices and a network of over 140 distributors, PAC is proud to deliver global solutions with local support as we work to move the world forward, safely and sustainably.
PAC is certified to ISO 9001:2015 and 17025:2017 standards, reaffirming our commitment to quality and customer support.
Headquartered in Houston, Texas, PAC is a subsidiary of Indicor, LLC, a diversified technology company and a constituent of S&P 500, Fortune 1000, and Russel 1000 indices.