Accounting Associate

PSA Security ‚Ä¢ Westminster, Colorado ‚Ä¢ Full Time ‚Ä¢ $22,000–$28,000 / year

Posted on Wed, Jul 22, 2026

At PSA Security, culture isn’t just a buzzword, it’s who we are. We’re a close-knit team who live out our core values of passion, integrity, boldness, and service every day. You’ll find us celebrating one another with quarterly and yearly awards, enjoying complimentary Friday lunches (and the occasional breakfast or dessert spread), and coming together for potlucks and community service projects like building 100+ backpacks each summer for students in need or hosting a holiday canned food drive. Halloween is our biggest holiday—our legendary costume competition gets fierce—and our office vibe is laid back, collaborative, and empowering. We encourage tough questions, bold ideas, and genuine connections. We also take care of our people with a competitive salary and comprehensive compensation package that includes medical, dental, vision, 401(k) with match and safe-harbor contribution, tuition reimbursement, paid parental leave, and PTO. If you’re looking for more than just a job—and want to be part of a team where you’re seen, celebrated, and supported—you belong at PSA!
Job Summary
Professional Security Alliance, Inc. (dba PSA, The PSA Network, and Edge), located in Westminster, Colorado, is the world’s largest systems integrator consortium. The Accounting Associate is an integral part of our Accounting & Finance team, reporting to the Controller. This office-based position was created to provide additional support for the Accounting & Finance team.
PSA’s mission is to empower its owners to become the most successful systems integrators in the markets they serve. PSA brings this mission to life by partnering with industry-leading product and solution providers, delivering unparalleled education and training programs while offering a variety of distinctive services that can enhance any company’s operations.
This role is hourly/non-exempt with pay between $22.00 and $28.00 per hour.Essential Functions

Match vendor bills to purchase orders as received and ensure customer invoices are created from vendor bills
Investigate and resolve discrepancies on vendor bills that do not match PSA purchase orders
Review vendor statements to identify missing invoices, credit memos and payments
Respond to vendor inquiries for missing documentation or misapplied payments
Understanding the Process of vendor payments based on established schedule capturing all available early pay discounts.
Maintains customer resale certificates and obtain certificates as needed
Post cash receipts against open invoices for customer accounts
Process customer credits, invoice for replacements and repairs in a timely manner
Understanding and reconciliation Freight invoices IE Fed Ex / UPS
Processes and reconcile sales tax using Avalara
Assist other members of the Accounting Department
Other duties as assigned

Qualifications & Experience

2-3 years in an accounting setting
Authorization to work in the US
High school diploma or GED
Experience with accounting software; NetSuite is a plus
Proficient in Excel
Dependable and responsible, with an excellent work ethic and team focus
Professional demeanor
Ability to learn from mistakes, and a love of taking on new challenges

Personal Characteristics

Honesty and Integrity
Ability to communicate in a professional manner with team members at all levels of the organization
Ability to prioritize, organize, and plan your workload effectively
Must work well in a team environment and/or with little supervision
Strong Attention to detail
Positive attitude and drive to reach the common goal

Position Type / Expected Hours of Work

Some flexibility in hours is allowed, but the employee must be available during the “core” work hours based on department needs.

Physical Requirements

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.

Additional Information

This job description in no way states or implies that these are the only duties to be performed by the employee filling this position. Employee will be required to follow any other job-related instructions and to perform any other job-related duties requested by management. Management has the right to add to, revise, or delete information in this job description.
This document does not create an employment contract, implied or otherwise, other than an "at will" employment relationship.

About PSA Security

PSA is the world’s largest systems integrator consortium made up of the most progressive security and audio-visual systems integrators in North America. Combined, PSA members boasts over 500 branch locations, employ over 13,500 industry professionals and are responsible for over $4.5 billion annually in security, fire, life safety and pro audio-visual installations.

PSA’s mission is to elevate the industries we serve by providing owners and members exceptional education, networking, services and connections with technology partners. PSA brings this mission to life by partnering with industry-leading product and solution providers, delivering unparalleled education and training programs and by offering a variety of distinctive services that can enhance any company’s operations.

The PSA Network elevates the industries we serve by providing members exceptional education, networking, services, and connections with technology partners. Be the rising tide!

Curious to learn more? Our recruiting team is happy to help at [email protected]. Formal applications must be submitted through this posting for consideration.

More live accounting_associate roles

Browse all live jobs · Accounting & finance salary data

View the interactive listing →