What You’ll Do

Support collections activities for Mark43’s public-sector customer portfolio, with a focus on reducing DSO and accelerating cash collections.
Identify, document, and resolve payment blockers related to missing purchase orders, insufficient PO balances, annual appropriations, invoice approval workflows, customer acceptance, contract references, and supporting documentation.
Help create and maintain customer-specific payment profiles, including fiscal year, budget cycle, PO requirements, AP portal instructions, approval contacts, payment run cadence, council or board approval thresholds, and escalation paths.
Proactively follow up on upcoming annual renewals, recurring invoices, and milestone billings to confirm that required POs, funding, and customer approvals are in place.
Partner with Revenue Accounting to ensure invoices include required PO numbers, contract references, billing periods, milestone support, tax-exempt treatment, remit-to details, and agency-specific invoice requirements.
Escalate payment issues professionally and appropriately when customer payment blockers require support from other stakeholders.
Help improve internal playbooks and processes for government collections, including common public-sector payment scenarios such as non-appropriation, council or board approvals, auditor review, grant-funded invoices, and advance-payment restrictions.
Assist with collections reporting, cash forecasting inputs, AR aging reviews, and support month-end close activities by providing timely status updates on outstanding receivables, expected cash collections, and high-risk invoices.

What You’ll Need

6+ years of experience in collections, accounts receivable, credit and collections, billing, revenue operations, public-sector finance, government contracting, or a related finance function.
Experience collecting from or working directly with government entities, including federal, state, county, municipal, public safety, or other public-sector customers.
Understanding of government payment processes, including purchase orders, encumbrances, annual appropriations, invoice approval workflows, auditor/controller review, governing body approvals, and prompt-payment expectations.
Ability to read and interpret contracts, order forms, statements of work, purchase orders, billing schedules, invoice terms, and customer payment requirements.
Strong customer-facing communication skills, including the ability to follow up on past-due invoices while maintaining positive customer relationships.
Strong cross-functional collaboration skills, with the ability to work effectively with stakeholders and executive leadership.
High attention to detail and strong organizational skills.
Ability to manage multiple customer accounts, payment issues, deadlines, and escalation paths at the same time.
Experience using NetSuite, Salesforce, billing systems, collections tools, customer portals, or similar systems.
Strong analytical skills and ability to identify trends in aging, DSO, payment delays, and collections root causes.
Comfort operating in a fast-paced environment where processes are still being improved, documented, and scaled.