Accountant

Sigma Systems

Remote Accountant at Sigma Systems handling billing and accounts receivable. Requires 3-5 years experience and a Bachelor's degree in Accounting or Finance.

Posted 5/13/2026contractRemote • Pennsylvania • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

ERPOracle

About the role

Key responsibilities & impact

Manage end-to-end client billing processes, ensuring accuracy, timeliness, and compliance with contractual agreements
Perform billing reconciliation and funding settlements, resolving discrepancies and collaborating with internal and external stakeholders
Monitor and support accounts receivable activities, including invoicing, cash application, and collections follow-up
Partner with clients and internal teams to resolve billing issues and disputes in a professional and timely manner
Assist in developing and implementing new processes and workflows, particularly in support of a growing or evolving function
Maintain accurate financial records and ensure all transactions are recorded in accordance with GAAP and company policies
Prepare and analyze account reconciliations, identifying variances and recommending corrective actions
Contribute to process improvement initiatives to enhance efficiency, accuracy, and scalability of accounting operations
Collaborate cross-functionally with finance, operations, and client-facing teams to ensure alignment and data integrity
Assist with audit support, providing documentation and explanations as needed

Requirements

What you’ll need

Bachelor's degree in Accounting, Finance, or a related field
3–5+ years of relevant accounting experience, with exposure to billing, accounts receivable, or financial operations
Strong understanding of accounting principles (GAAP) and financial reporting practices
Experience in insurance, billing operations, or accounting environments
Proven ability to analyze financial data, identify discrepancies, and resolve issues efficiently
Experience working in process development or continuous improvement initiatives, particularly in new or evolving roles
Proficiency in accounting systems and ERP platforms (e.g., SAP, Oracle, NetSuite) and advanced skills in Microsoft Excel
Strong attention to detail with a high degree of accuracy and organization
Excellent communication and interpersonal skills, with the ability to interact effectively with clients and cross-functional teams
Ability to manage multiple priorities and meet deadlines in a fast-paced environment
Demonstrated problem-solving skills and a proactive, solutions-oriented mindset
Familiarity with banking, treasury functions, or cash management is a plus.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Sigma Systems Website LinkedIn All 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. Accountant Job not on LinkedIn 🔥 0 minutes ago 🔔 Pennsylvania – Remote ⏳ Contract/Temporary 🟡 Mid-level 🟠 Senior 💲 Accountant / Accounting Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Manage end-to-end client billing processes, ensuring accuracy, timeliness, and compliance with contractual agreements
Perform billing reconciliation and funding settlements, resolving discrepancies and collaborating with internal and external stakeholders
Monitor and support accounts receivable activities, including invoicing, cash application, and collections follow-up
Partner with clients and internal teams to resolve billing issues and disputes in a professional and timely manner
Assist in developing and implementing new processes and workflows, particularly in support of a growing or evolving function
Maintain accurate financial records and ensure all transactions are recorded in accordance with GAAP and company policies
Prepare and analyze account reconciliations, identifying variances and recommending corrective actions
Contribute to process improvement initiatives to enhance efficiency, accuracy, and scalability of accounting operations
Collaborate cross-functionally with finance, operations, and client-facing teams to ensure alignment and data integrity
Assist with audit support, providing documentation and explanations as needed 🎯 Requirements
Bachelor's degree in Accounting, Finance, or a related field
3–5+ years of relevant accounting experience, with exposure to billing, accounts receivable, or financial operations
Strong understanding of accounting principles (GAAP) and financial reporting practices
Experience in insurance, billing operations, or accounting environments
Proven ability to analyze financial data, identify discrepancies, and resolve issues efficiently
Experience working in process development or continuous improvement initiatives, particularly in new or evolving roles
Proficiency in accounting systems and ERP platforms (e.g., SAP, Oracle, NetSuite) and advanced skills in Microsoft Excel
Strong attention to detail with a high degree of accuracy and organization
Excellent communication and interpersonal skills, with the ability to interact effectively with clients and cross-functional teams
Ability to manage multiple priorities and meet deadlines in a fast-paced environment
Demonstrated problem-solving skills and a proactive, solutions-oriented mindset
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Applicant Tracking System Keywords

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Hard Skills & Tools

billing processesbilling reconciliationaccounts receivableinvoicingcash applicationGAAPfinancial reportingfinancial data analysisprocess developmentcontinuous improvement

Soft Skills

attention to detailcommunication skillsinterpersonal skillsproblem-solving skillsorganizational skillsability to manage multiple prioritiessolutions-oriented mindset

Certifications

Bachelor's degree in AccountingBachelor's degree in Finance