Senior Accounts Payable Clerk

JOB FUNCTION: Careers @ Atrium
JOB TYPE: Direct Hire
LOCATION: Pittsburgh, PA
REMOTE / ONSITE: Hybrid
POSTED: Nov 21, 2025

About Atrium

As a leading woman-owned, comprehensive talent management firm, Atrium is focused on providing holistic contingent workforce solutions in today’s market. Recognized for our pioneering Applicant-CentricTM approach and award-winning culture, our expertise includes Staffing, Recruitment, and Workforce Solutions.

What you do matters. As a people-centric organization, we foster an environment of collaboration, high performance, and innovation where your talents are valued, and your achievements are celebrated. Join us and become part of an inclusive team committed to creating a meaningful impact on the workforce.

Position Overview:

We are looking for a Senior Accounts Payable Clerk who will take full ownership of the AP process—from invoice receipt to payment. This role is ideal for someone who thrives in a high-volume environment, values accuracy, and enjoys contributing to broader accounting functions. 

Responsibilities of the Senior Accounts Payable Clerk:

  • Process a large volume of invoices accurately and on time.
  • Ensure proper coding, approvals, and compliance with company policies.
  • Manage intercompany allocations and reconcile transactions across entities.
  • Prepare and execute payments while maintaining accurate records.
  • Perform detailed reconciliations from sub-ledgers to the general ledger.
  • Assist with month-end and year-end close processes.
  • Support audits and collaborate on process improvements. 

Required Experience/Skills for the Senior Accounts Payable Clerk:

  • 3 – 5 years of accounts payable experience in a high-volume environment.
  • Strong attention to detail and organizational skills.
  • Proficiency in accounting software and Microsoft Excel.
  • Ability to manage multiple priorities and meet deadlines. 
  • Accountability: Owns tasks from start to finish.
  • Adaptability: Thrives in a fast-paced, high-volume environment.
  • Collaboration: Works effectively with cross-functional teams and vendors.
  • Integrity: Maintains confidentiality and adheres to ethical standards.
  • Continuous Improvement: Seeks opportunities to streamline processes.

Preferred Experience/Skills for the Senior Accounts Payable Clerk:

  • Experience with ERP systems; Sage Intacct or Acumatica strongly preferred.
  • Familiarity with intercompany accounting and multi-entity environments.
  • Exposure to process improvement initiatives and automation tools.

Education Requirements:

  • Bachelor’s degree in Accounting is required.

Benefits:

  • Atrium Care Package available, upon eligibility (PTO, Health benefits, Health savings account, Flexible spending accounts, Pet insurance, Paid holidays, 401k, and Commuter benefits program).

By applying to this job, you agree to receive calls, AI-generated calls, text messages, and/or emails from Atrium and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to opt out on any message you receive. For more details, please review our Terms of Use and Privacy Policy.

As a woman-owned firm, we value diversity. We are an equal opportunity and affirmative action employer and will consider all applications without regard to race, sex (including gender, pregnancy, sexual orientation and gender identity), age, color, religion or creed, national origin or ancestry, veteran status, disability (physical or mental), genetic information, citizenship or any other characteristic protected by law. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Candidates who apply for roles through the Atrium website will be added to our candidate pool and may be considered for additional roles of a similar title. Please contact us to request an accommodation.
EOE/M/F/D/V/SO

Position ID: 159035