Chipin Mangok Ayuel

Deputy Commissioner for tax investigations with extensive experience leading complex investigations into tax fraud, revenue leakage, and financial crime. Skilled in strategic leadership, evidence management, and team mentorship. Seeking to leverage expertise in compliance and investigative techniques to drive effective enforcement and revenue protection.

Juba, South Sudan
0+
Years experience
0
Languages
0
Skills
Work Experience
Deputy Commissioner for tax investigations
South Sudan Revenue AuthorityJuba, South Sudan
Apr 2026 — Present
  • Led strategic oversight of tax investigations, focusing on detection and disruption of tax and customs evasion.
  • 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
Assistant commissioner for investigations
South Sudan Revenue AuthorityJuba, South Sudan
Feb 2025 — Apr 2026
  • Ensure proper evidence collection, preservation, analysis, and documentation in line with legal and procedural requirements
  • Prepare investigation reports, briefs, recommendations, and case files for administrative, disciplinary, civil, or criminal action
  • Liaise with the Commissioner for Internal Affairs, other SSRA departments, law enforcement agencies, prosecutors, and stakeholders as required
  • Support implementation of anti-corruption, integrity, compliance, and enforcement measures within the revenue system
  • Identify trends, schemes, loopholes, and vulnerabilities in the tax and customs environment and recommend preventive measures
ICT officer
Nile petroleum corporation companyJUBA
Apr 2021 — Feb 2022
  • Installed, configured, and maintained computers, servers, printers, scanners, and various ICT equipment to ensure optimal functionality
  • Monitored and analyzed the performance and availability of organizational systems and networks to enhance operational efficiency
  • Applied approved software updates, security patches, and system upgrades to safeguard and elevate system integrity
  • Maintained robust internet connectivity, local area networks, wireless networks, and communication services to support seamless operations
  • Escalated complex technical faults to specialist teams or service providers, ensuring follow-up for swift resolution
Secretary for planning and research
South Sudan National Youth UnionSouth Sudan
Jan 2020 — Feb 2021
  • Spearheaded research initiatives that enhanced project efficiency and consistently met established timelines
  • Engineered comprehensive planning documents that elevated stakeholder engagement and participation annually
  • Managed scheduling and communications for high-level meetings, ensuring prompt completion of agendas
Secretary for training and youth empowerment
South Sudan National Youth UnionSouth Sudan
Jan 2019 — Jan 2020
  • Spearheaded transformative training workshops, significantly elevating participant skills in youth empowerment initiatives
  • Engineered and executed innovative outreach strategies, amplifying youth engagement and participation in decision-making processes
  • Collaborated with stakeholders to secure funding, successfully raising resources for impactful youth empowerment initiatives
Security Officer
United Nations Mission in South SudanJuba, South Sudan
Aug 2014 — May 2015
  • Assessed local security situation, reporting identified threats, trends, and incidents to enhance situational awareness
  • Advised staff on safety measures, movement restrictions, and risk reduction
  • Supported security planning for field missions, convoys, travel, and office operations
  • Monitored compliance with UN security procedures and emergency protocols, ensuring adherence to safety standards
  • Assisted in close protection for senior officials during travel and events
  • Advise staff on safety measures, movement restrictions, and risk reduction.
  • Support security planning for field missions, convoys, travel, and office operations.
  • 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.
  • Trained staff on personal safety, emergency preparedness, and security awareness, fostering a culture of safety and readiness.
Criminal Investigator
CIDJuba, South Sudan
Mar 2007 — Feb 2012
  • Investigated suspected criminal activity and determined whether there was sufficient evidence for prosecution
  • Planned, organized, and conducted investigations into crimes such as fraud, theft, assault, corruption, and other offenses
  • Collected, preserved, and analyzed physical, documentary, digital, and testimonial evidence
  • Interviewed witnesses, victims, suspects, and other relevant persons to establish facts
  • Prepared clear and accurate investigation reports, briefs, and case files
  • 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.
  • Liaise with prosecutors, police officers, forensic experts, and other agencies during investigations.
  • Assist in obtaining search warrants, arrest warrants, and other legal authorizations.
Skills
Investigative techniquesData analysisRisk assessmentTeam leadershipEvidence managementCompliance monitoringNegotiation SkillsProcess ImprovementTraining DevelopmentRegulatory ComplianceStakeholder EngagementStrategic PlanningReport Writing
Education
Bachelor of Science, Criminology and Security Management
Kenya Methodist University
Diploma, Computer Science and Information technology
University of Juba
Certifications
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
References
Dr. Nyuol Justin
Chairperson · South Sudan human right commission
0922666773
Hon. Nyadeng Malek Dielic
Former Governor of Warrap state and current national MP
Mr. Achuol Ajang
Procurement and logistic manager · Greater pioneer operating company
Friend
0924889713
Languages
English
Advanced
Arabic
Intermediate
Dinka
Advanced
Hobbies and Interests
Swimming
Watching news
Reading
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