Senior Accountant

Senior AccountantNesco Resource is seeking a Senior Accountant in the Fairfax VA area. The Senior Accountant is responsible for managing day-to-day accounting operations, with primary responsibility for Accounts Payable (AP), general ledger accounting, account reconciliations, financial close activities, and financial reporting support. This position also oversees Accounts Receivable (AR) and billing activities while supporting inventory accounting, audits, internal controls, and continuous accounting process improvements.The Senior Accountant maintains accurate, complete, and compliant financial records in accordance with U.S. Generally Accepted Accounting Principles (GAAP) and all applicable legal, regulatory, contractual, and organizational accounting requirements.Selected Risk Designation: Public Trust (High) / Low Risk. This position may involve responsibilities that could substantially affect public trust and may require a background investigation submitted using Standard Form 85P (SF-85P), subject to applicable government requirements. Other risk classifications, if applicable, will be determined by the requirements of the assigned position and government contract.Essential Duties and ResponsibilitiesThe essential functions include, but are not limited to, the following:1. Accounting Operations, General Ledger, and Financial ClosePerform and oversee daily accounting activities, including Accounts Payable (AP), Accounts Receivable (AR), billing, and general ledger (GL) functions.Ensure accurate and timely monthly, quarterly, and year-end financial close activities in accordance with GAAP.Prepare and post journal entries, reconcile balance sheet accounts, research discrepancies, resolve reconciling items and variances, and prepare account analyses.Assist with the preparation of monthly, quarterly, and annual financial statements and related financial reports for assigned business entities.2. Unanet ERP and Contract AccountingAdminister and review accounting-related organizational setups and updates within Unanet, including customer and vendor records, contracts, and associated system configurations.Manage contract setup and modifications within Unanet to support accurate job cost accounting, compliant billing, and reliable financial reporting.Review accounting data and system configurations to identify and resolve discrepancies affecting contract accounting and financial records.3. Accounts Payable and Vendor ManagementMaintain vendor profiles and records and review, code, post, and process vendor invoices and employee business and travel expense reports.Process vendor payments and ensure required documentation, including IRS Form W-9, is collected, maintained, and properly documented.Respond to vendor inquiries concerning accounting records, invoice status, and payment information, as appropriate.4. Accounts Receivable and Billing SupportMaintain customer profiles and prepare, review, and process customer invoices.Submit invoices through applicable government billing portals and other designated billing systems.Monitor accounts receivable and collection activity and investigate outstanding balances or billing discrepancies.Respond to customer inquiries concerning invoices, billing documentation, and account status, as appropriate.5. Inventory AccountingMaintain inventory accounting records and tracking documentation.Perform periodic inventory reconciliations, variance analyses, and physical inventory counts to ensure inventory balances are complete and accurate.Investigate and resolve inventory discrepancies and related accounting variances.6. Tax and Regulatory CompliancePrepare and support required tax reporting and documentation, including IRS Form 1099.Review applicable monthly, quarterly, and annual sales tax reporting for accuracy and completeness.Ensure accounting activities comply with applicable legal, regulatory, contractual, and organizational requirements.7. Audits and Internal ControlsSupport external financial statement audits, internal control reviews, government contract audits, and other required audits or assessments.Assist with the design, documentation, implementation, and execution of accounting controls, policies, and procedures.Maintain appropriate supporting documentation to facilitate audit readiness and demonstrate compliance with applicable requirements.8. Process Improvement and Organizational SupportIdentify and implement opportunities to improve accounting processes, automation, internal controls, efficiency, accuracy, and scalability.Maintain the confidentiality and security of financial, operational, customer, vendor, and organizational information.Support organizational objectives through special projects, process improvements, and other assigned responsibilities.Perform other related accounting duties as needed.Minimum Qualifications: Knowledge, Skills, and Abilities1. Education and Professional ExperienceBachelor's degree in Accounting, Finance, or a related field.Three (3) to five (5) years of progressive accounting experience, including a strong understanding of GAAP, general ledger accounting, and full-cycle accounting processes.At least one (1) year of supervisory or team-lead experience, including responsibility for reviewing the work of others.2. Accounting Knowledge and ExperienceDemonstrated experience supporting month-end, quarter-end, and year-end close activities, including journal entries, balance sheet reconciliations, account analyses, variance resolution, and financial reporting.Hands-on experience with inventory accounting and management, including inventory tracking, reconciliations, variance analysis, and discrepancy resolution.Experience with job cost accounting and enterprise resource planning (ERP) systems.Ability to navigate accounting systems, extract financial data, and perform detailed analyses to support accurate reporting and decision-making.3. Systems and Technical SkillsExperience with Unanet ERP is strongly preferred.Proficiency in Microsoft Office applications.Advanced Microsoft Excel skills, including experience with reconciliations, large datasets, lookup functions, PivotTables, and financial analysis.4. Professional CompetenciesStrong analytical and problem-solving skills, including the ability to independently investigate and resolve accounting discrepancies, reconciliation issues, and financial variances.Effective verbal and written communication skills, with the ability to interact professionally with internal teams, customers, vendors, auditors, and other stakeholders.Strong organizational and time-management skills, including the ability to manage competing priorities and meet deadlines in a fast-paced environment.High levels of accuracy, attention to detail, accountability, and discretion when handling confidential financial and operational information.5. Government Customer and Security RequirementsThis position supports U.S. Government customers and may involve access to government systems and Controlled Unclassified Information (CUI).Candidates must be legally authorized to work in the United States and able to satisfy applicable government-mandated personnel security, suitability, credentialing, background investigation, and system-access requirements.Depending on the applicable contract and assignment, requirements may include obtaining and maintaining a federal security clearance, Public Trust determination, and/or Personal Identity Verification (PIV) credential.Employment and system access are contingent upon satisfying the applicable requirements for the assigned position.Supervisory ResponsibilitiesDirectly supervise one Staff Accountant, providing day-to-day guidance, reviewing assigned work, and supporting training and professional development.Review work prepared by the Staff Accountant and provide timely feedback to ensure accuracy, completeness, and adherence to deadlines.Coordinate assignments and daily workflow, helping prioritize responsibilities during monthly, quarterly, and year-end close periods.Provide constructive performance feedback and participate in performance evaluations.Assist with onboarding, training, and professional development of assigned accounting personnel, as applicable.Nesco Resource offers a comprehensive benefits package for our associates, which includes a MEC (Minimum Essential Coverage) plan that encompasses Medical, Vision, Dental, 401K, and EAP (Employee Assistance Program) services. Nesco Resource provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.