Emmanuel
Crosby Siaw

Cybersecurity & GRC professional fortifying digital trust through rigorous auditing and technical excellence. ISO 27001:2022 Lead Auditor and ISC2 Certified in Cybersecurity, currently serving as IT Auditor in the banking sector and Assistant Lecturer at the University of Education, Winneba — bridging industrial practice with academic theory.

Discipline
GRC/ ISMS
Standard
ISO 27001:2022
Sector
Banking/ Edu
Based in
Ghana/ KSI
Portrait of Emmanuel Crosby Siaw
// Credentialed by
  • ISO·27001:2022 Lead Auditor
  • ISC2Certified in Cybersecurity
  • IASAccredited
  • NIITNetwork Engineer
  • MasterCardvia Forage

Three pillars, one discipline.

IT Audit & Internal Controls

Examining internal IT controls, evaluating design and operational effectiveness, identifying exposure to risk, and developing remediation strategies that hold up under scrutiny.

Application Controls Audit Testing Risk Exposure Remediation

Governance, Risk & Compliance

Aligning technical operations with international security standards. Conducting ISMS gap analyses and internal audits against ISO 27001:2022 for organizations pursuing certification.

ISO 27001:2022 ISMS Audit Gap Analysis Vulnerability Mgmt

Academic Leadership

Technical instruction in Information Communication Technology and Cybersecurity. Mentoring undergraduates, supervising final-year projects, and translating complex security concepts into clear teaching.

ICT Curriculum Project Supervision Mentorship Examination

A timeline of practice.

  1. // active

    IT Auditor

    Sinapi Aba Savings & Loans Ltd Banking Sector, Ghana

    Lead IT control assessments and ISMS audits across the institution's data, systems, and network — translating complex technical findings into actionable recommendations for stakeholders.

    • Conduct ISMS audits aligned with the ISO 27001:2022 standard.
    • Examine internal IT controls and evaluate operational effectiveness.
    • Identify network and system vulnerabilities and recommend counteractive strategies.
    • Review, evaluate, and test application controls across business systems.
  2. // active

    Assistant Lecturer (Part-time)

    University of Education, Winneba — CODeL Kumasi Campus

    Teaching, mentoring, and supervising at the College of Distance and eLearning. Developing course materials and guiding undergraduates through their final-year research projects.

    • Develop course materials — lecture notes, assignments, assessments.
    • Facilitate classroom discussions, tutorials, labs, and practicals.
    • First-line supervisor for undergraduate "Long Essays" / final-year projects.
    • Mentor students through elective selection and academic challenges.

  3. District Registration Officer

    National Identification Authority Ghana

    Directed end-to-end district operations for national identity registration, coordinating logistics, reporting, and stakeholder engagement with MMDAs while safeguarding sensitive registration materials.

    • Oversaw NIA District Office operations and field registration exercises.
    • Collaborated with MMDAs to ensure effective rollout of registration.
    • Prepared weekly, monthly, quarterly, and annual reports to the Regional Office.
    • Ensured secure deployment, storage, and accountability of registration materials.

  4. Technician / Trainer

    National Identification Authority Ghana

    Hands-on technical lead for the field registration program — training field workers, troubleshooting workstations, and securing access to the NIA central database via PKI.

    • Trained Card Verification Officers (CVOs) and Mobile Registration Workstation Operators (MRWOs).
    • Configured and deployed PKI digital certificates for authenticated access to the NIA central database.
    • Performed hardware and software troubleshooting on registration workstations and peripherals.
    • Tested software and hardware components prior to field deployment.

  5. Teacher

    Kwabre Senior High School Ghana

    Taught ICT to senior secondary students, blending traditional lectures with practical computer-lab work — the foundation of a teaching practice that continues today.

    • Designed weekly Lesson Notes against the GES/WAEC syllabus and Scheme of Work.
    • Organized and supervised lab sessions and computer practicals.
    • Drafted Mid-Semester and Mock examinations and maintained continuous assessment records.

Certifications & verified work.

  • Verified

    ISO 27001:2022 Lead Auditor

    IAS Accredited
  • Verified

    Certified in Cybersecurity (CC)

    ISC2
  • Verified

    Microsoft Windows Server 2003 — Certified Network Engineer

    National Institute of Information Technology (NIIT)
  • Verified

    MasterCard Cybersecurity Virtual Experience

    Forage
  • Engagement

    ISO 27001:2022 ISMS Internal Audit — Raycom Technologies

    Independent Contract
  • Engagement

    ISO 27001:2022 ISMS Internal Audit — Straj Solutions

    Independent Contract

Let's discuss your security posture.

Open to conversations on cybersecurity governance, technical auditing, ISMS implementation, and digital identity.

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