Accountant – Client Billing, Reconciliations

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🔔 Pennsylvania – Remote

🔔 Pennsylvania – Remote

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

💲 Accountant / Accounting

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Sigma Systems

WebsiteLinkedInAll Job Openings

201 - 500 employees

📡 Telecommunications

⚡ Energy

☁️ SaaS

💰 $11M Venture Round - Tribold on 2009-01

Telecommunications • Energy • SaaS

Sigma Systems is a software company that provides cloud-native, API-driven BSS/OSS, product catalog, CPQ and order orchestration solutions for communications service providers and energy/utilities companies. It offers modular, TMF-compliant components and managed services — including AI-enabled automation and data-driven tools — to help operators modernize billing, monetization, and customer fulfillment processes with a SaaS and cloud-focused delivery model.

📋 Description

• Manage end-to-end client billing processes, ensuring accuracy, timeliness, and compliance with contractual agreements • Perform client-level billing reconciliations and funding settlements, researching and resolving discrepancies • Monitor and support Accounts Receivable activities including invoicing, cash application, aging, collections follow-up, credits, rebills, and payment discrepancies • Partner with clients and internal teams to investigate and resolve billing, funding, reconciliation, and settlement issues • Maintain accurate financial records and ensure transactions are recorded in accordance with GAAP and company policies • Prepare and analyze account reconciliations, identify variances, research root causes, and recommend corrective actions • Support financial settlement activities and ensure client accounts are accurately reconciled • Assist in developing and implementing accounting, billing, and reconciliation workflows within a growing or evolving function • Identify opportunities to improve billing accuracy, reconciliation processes, operational efficiency, and scalability • Collaborate cross-functionally with Finance, Operations, Billing, Treasury, and client-facing teams to maintain financial and data integrity • Support audits by preparing documentation, reconciliations, reports, and explanations as needed • Assist with banking, treasury, cash management, and other financial operations as required

🎯 Requirements

• Bachelor's degree in Accounting, Finance, or a related field • 3–5+ years of relevant accounting, billing, Accounts Receivable, reconciliation, or financial operations experience • Strong understanding of GAAP and financial reporting practices • Experience with billing, Accounts Receivable, account reconciliations, cash application, or financial settlements • Ability to analyze financial data, identify discrepancies, research root causes, and resolve issues efficiently • Experience developing or improving accounting and operational processes • Experience with ERP/accounting platforms such as SAP, Oracle, NetSuite, PeopleSoft, or similar systems • Advanced Microsoft Excel skills • Strong attention to detail, organization, analytical ability, and problem-solving skills • Ability to communicate effectively with clients and cross-functional internal teams • Ability to manage multiple priorities in a fast-paced environment • U.S. Citizenship required • Highly preferred: experience working for a healthcare payer, health plan, Third-Party Administrator (TPA), or similar healthcare financial environment • Highly preferred: experience supporting self-funded/ASO healthcare clients • Highly preferred: hands-on experience with client-level reconciliations and/or financial settlements • Highly preferred: experience with client funding reconciliations, billing settlements, payer/client account reconciliation, or similar financial activities • Highly preferred: experience with banking, treasury, cash management, or funding operations

🏖️ Benefits

• 5-month contract with potential for full-time conversion if a permanent opportunity becomes available