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  • Posted: Jul 13, 2026
    Deadline: Not specified
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  • Wellsworth Energy Services Limited (WESL) is a leading provider of energy services to exploration and production companies in Nigeria. By focusing on innovative technology, world-class safety practices, and personnel competence, WESL offers its clients high-quality support for their operations that translates to increased efficiency and lower operating costs...
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    Senior Account Officer

    Description

    • We are looking for an experienced and results-driven Senior Account Officer to join our Finance team.
    • This role is responsible for overseeing the end-to-end accounts receivable and accounts payable processes, ensuring robust financial controls, effective cash management, timely financial reporting, and compliance with company policies.
    • The successful candidate will work closely with customers, vendors, banks, and internal stakeholders to drive financial efficiency, improve processes, and support business operations.

    Key Responsibilities
    Financial Operations & Control:

    • Oversee the accuracy and integrity of customer and vendor invoicing processes, ensuring compliance with contractual terms and company policies.
    • Review and validate invoices, supporting documentation, service work tickets, timesheets, purchase orders, and work completion certificates prior to processing.
    • Ensure timely generation, submission, and follow-up of customer invoices through client e-procurement platforms until payment is received.
    • Monitor accounts receivable and accounts payable to optimize cash flow and minimize overdue balances.
    • Review and approve invoice coding to appropriate accounts and cost centres before posting.
    • Ensure all invoices, payments, and financial transactions are processed accurately and within established timelines.

    Treasury & Cash Management:

    • Manage daily cash positions and provide management with cash flow updates and payment plans.
    • Oversee bank account administration, ensuring timely reconciliation of all bank and cash accounts.
    • Monitor bank charges, commissions, and reconciling items, ensuring discrepancies are resolved promptly.
    • Ensure proper authorization and control over all payment processes, maintaining strict compliance with internal financial procedures.
    • Supervise petty cash management and conduct periodic cash counts across company locations.

    Reconciliations & Reporting:

    • Lead monthly bank, supplier, customer, and intercompany reconciliations, ensuring all reconciling items are investigated and cleared promptly.
    • Prepare weekly Accounts Receivable and Accounts Payable ageing reports, providing recommendations to improve collections and payment performance.
    • Prepare monthly financial performance reports and management reports within agreed reporting timelines.
    • Maintain accurate financial records and ensure the integrity of accounting data across all systems.

    Stakeholder & Process Management:

    • Build and maintain strong working relationships with customers, vendors, financial institutions, and internal business units.
    • Coordinate with customers to secure approvals for work completion certificates, service entry sheets, and other documentation required for invoicing.
    • Resolve customer and vendor queries professionally and within agreed service levels.
    • Continuously identify and implement process improvements to strengthen financial controls, improve efficiency, and reduce processing delays.
    • Support finance audits and ensure compliance with statutory, regulatory, and internal control requirements.
    • Mentor junior finance team members and promote knowledge sharing and adherence to finance best practices.
    • Perform other finance-related duties as assigned by the Finance Manager.

    Qualifications & Experience

    • Bachelor's Degree in Accounting, Finance, Economics, or a related discipline.
    • Professional accounting qualification such as ICAN, ACA, ACCA, or equivalent is required.
    • 5–7 years' progressive experience in accounting or finance, with demonstrated responsibility for accounts receivable, accounts payable, treasury, and financial reporting.
    • Experience within the oil and gas, engineering, or technical services industry will be an advantage.
    • Strong knowledge of financial controls, treasury operations, reconciliations, and financial reporting.
    • Hands-on experience with ERP/accounting systems and customer e-procurement platforms.
    • Advanced Microsoft Excel skills and proficiency in Microsoft Office applications.

    Competencies:

    • Strong leadership and supervisory capability.
    • Excellent analytical and problem-solving skills.
    • High attention to detail and commitment to accuracy.
    • Strong planning, organizational, and time management skills.
    • Excellent communication, negotiation, and stakeholder management abilities.
    • Sound commercial awareness and business acumen.
    • High level of integrity, accountability, and professionalism.
    • Ability to work independently while managing multiple priorities in a fast-paced environment.

    Check how your CV aligns with this job

    Method of Application

    Interested and qualified candidates should send their Applications to: hr@wellsworthenergy.com using the Job Title and Job Reference as the subject of the mail.

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