Assistant Audit Manager (Information System Audit) at a Leading Multinational Company

Experience: Senior-level

Education: B.A/BSc/HND, MBA/MSc/M.A

Job-type: Full Time

Location: Nigeria

Field: IT

A leading Multinational company with an interest in Telecommunications is recruiting highly competent and results-driven candidates with a proven track record in Audit and IT to fill the position

Responsibilities

  • Assist in developing the annual IT audit plans based on risk assessment and business priorities.
  • Conduct audits of IT systems, network infrastructure, business applications (e.g.. Billing, HLR, IN, ERP), and telecom-specific platforms.
  • Participate in process walkthroughs, risk identification, and control design
    assessment.
  • Support audit fieldwork including data gathering, testing, and analysis. Evaluate effectiveness of IT General Controls (ITGCs) including access management, change management, backup and recovery, and system operations.
  • Assess compliance with NCC guidelines. ISO 27001, COBIT, and other industry
    standards.
  • Identify technology risks that can impact revenue assurance, service availability, and customer experience.
  • Provide recommendations for mitigating identified I.T. risks and improving control environment.
  • Support fraud detection and investigation efforts related to IT systems and data security.
  • Prepare working papers, audit observations, and draft reports in line with Internal Audit methodology.
  • Present findings to the IS Audit Manager and assist in follow-up of agreed action plans.
  • Maintain documentation to ensure audit trails are clear, complete, and in
    compliance with professional standards.
  • Collaborate with IT, Network Operations, Billing, Revenue Assurance, and Information Security teams to understand system changes and risks.

Requirements

  • Bachelor’s Degree in Computer Science, Information Technology, Accounting, Engineering, or a related field.
  • Master’s Degree (MBA / M.Sc. in IT, Risk Management) is an advantage.
  • CISA (Certified Information Systems Auditor) Required or in progress.
    Additional certifications such as CISSP, CISM, ISO 27001 Lead Auditor, CRISC, or ITIL are an added advantage.
  • Minimum of 6 years work experience in IT Audit, Information Security, Risk
    Management, or Telecom Network/IT Operations.
  • Strong understanding of telecom systems (HLR, MSC, IN, Billing Systems, CRM, VAS).
  • Hands-on experience with ITGC reviews, application controls testing, and data analytics tools.
  • Knowledge of IT governance frameworks (COBIT, ITIL).
  • Understanding of NCC regulatory requirements and GSMA best practices.
  • Familiarity with SQL, data analytics tools (e.g., ACL, IDEA, Power BI), and ERP systems (SAP/Oracle).
  • Knowledge of cybersecurity principles, network architecture, and cloud computing risks.

Method of application 

Meet the Qualifications? Email your CV / Resume and scanned Passport Photograph to [email protected] using the Job Title as the subject of the email.

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