Chipin Mangok Ayuel Nyuol
Mangok
Juba,Twic County
Summary
Dedicated individual with experience in evidence management and compliance monitoring, showcasing strong teamwork and communication skills. Proven ability to adapt to diverse environments while supporting strategic initiatives and operational plans. Demonstrates a strong work ethic and initiative in addressing challenges, contributing to effective outcomes.
Overview
1
1
Certification
19
19
years of professional experience
Work History
Deputy Commissioner for tax investigations
South Sudan Revenue Authority
Juba, South Sudan
04.2026 - Current
- Provide strategic leadership and oversight of tax investigations to detect, deter, and disrupt tax evasion, customs evasion, and related financial crime.
- Plan, coordinate, and supervise complex investigations into suspected tax fraud, revenue leakage, money laundering, and other revenue offenses.
- Ensure effective collection, analysis, and use of intelligence and evidence to support investigations and enforcement actions.
- Develop and implement investigation strategies, operational plans, and performance targets for the investigations function.
- Supervise and guide investigation teams, including allocation of cases, review of progress, and quality assurance of case files and reports.
- Liaise with prosecution agencies, law enforcement bodies, regulatory authorities, and other stakeholders to strengthen case outcomes.
- Oversee preparation of investigation reports, affidavits, briefs, and recommendations for administrative, civil, or criminal action.
- Monitor compliance with applicable laws, policies, procedures, and ethical standards in all investigative activities.
- Identify emerging tax fraud trends, schemes, and risks, and recommend preventive and corrective measures.
- Support modernization of investigative work through data analytics, digital tools, and forensic techniques.
- Manage departmental resources, budgets, and work plans to ensure efficiency and effectiveness.
- Mentor, coach, and build capacity of investigative staff through training, supervision, and professional development.
- Represent the department in meetings, task forces, and inter-agency forums on tax compliance and enforcement matters.
- Ensure confidentiality, integrity, and proper handling of sensitive information, evidence, and case materials.
Assistant commissioner for investigations
South Sudan Revenue Authority
Juba, South Sudan
02.2025 - 04.2026
- Ensure proper evidence collection, preservation, analysis, and documentation in line with legal and procedural requirements.cms.nra
- Prepare investigation reports, briefs, recommendations, and case files for administrative, disciplinary, civil, or criminal action.cms.nra
- Liaise with the Commissioner for Internal Affairs, other SSRA departments, law enforcement agencies, prosecutors, and stakeholders as required.cms.nra
- Support implementation of anti-corruption, integrity, compliance, and enforcement measures within the revenue system.cms.nra
- Identify trends, schemes, loopholes, and vulnerabilities in the tax and customs environment and recommend preventive measures.cms.nra
- Participate in planning, budgeting, reporting, and performance management for the investigations function.cms.nra
- Mentor and build capacity of investigators through coaching, training, and operational guidance.
Security Officer
United Nations Mission in South Sudan
Juba, South Sudan
08.2014 - 05.2015
- Assessed local security situation, reporting identified threats, trends, and incidents to enhance situational awareness.
- Advise staff on safety measures, movement restrictions, and risk reduction.
- Support security planning for field missions, convoys, travel, and office operations.
- Monitored compliance with UN security procedures and emergency protocols, ensuring adherence to safety standards.
- Assist with incident response, crisis management, and evacuation planning.
- Coordinate with mission leadership, UNDSS/security counterparts, and other UN personnel.
- Maintain security logs, incident reports, situation reports, and tracking systems.
- Conduct field security assessments and identify accessible or unsafe areas.
- Assisted in close protection for senior officials during travel and events.
- Trained staff on personal safety, emergency preparedness, and security awareness, fostering a culture of safety and readiness.
Criminal Investigator
CID
Juba, South Sudan
03.2007 - 02.2012
- Investigate suspected criminal activity and determine whether there is sufficient evidence for prosecution.
- Plan, organize, and conduct investigations into crimes such as fraud, theft, assault, corruption, and other offenses.
- Collect, preserve, and analyze physical, documentary, digital, and testimonial evidence.
- Interview witnesses, victims, suspects, and other relevant persons to establish facts.
- Visit crime scenes to observe, document, and secure evidence in accordance with procedure.
- Maintain proper chain of custody for all exhibits and investigative materials.
- Review records, reports, logs, and intelligence information to identify patterns and leads.
- Prepare clear and accurate investigation reports, briefs, and case files.
- Liaise with prosecutors, police officers, forensic experts, and other agencies during investigations.
- Assist in obtaining search warrants, arrest warrants, and other legal authorizations.
Education
Bachelor of Science - Criminology and Security Management
Kenya Methodist Univesity
Nairobi, Kenya 01-2028
Three years Diploma - Computer Science and Information technology
Univestity of Juba
Juba, South Sudan 01-2019
Skills
- Investigative techniques
- Data analysis
- Risk assessment
- Team leadership
- Evidence management
- Compliance monitoring
Languages
English
Advanced
C1
Arabic
Intermediate
B1
Dinka
Advanced
C1
Certification
- Certificate in financial data review and fraud detection courses.
- Certificate course in network security
- Certificate in English course intermediate level
- Certificate of acknowledgement in Dar petroleum company
Interests
- Swimming
- Watching news
- reading
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Timeline
Deputy Commissioner for tax investigations
South Sudan Revenue Authority
04.2026 - Current
Assistant commissioner for investigations
South Sudan Revenue Authority
02.2025 - 04.2026
Security Officer
United Nations Mission in South Sudan
08.2014 - 05.2015
Criminal Investigator
CID
03.2007 - 02.2012
Bachelor of Science - Criminology and Security Management
Kenya Methodist Univesity
Three years Diploma - Computer Science and Information technology
Univestity of Juba