Senior System Administration & Access Management Specialist

Job Close: Jul 31, 2026

  • Full Time

  • Technology

Phnom Penh

JOB RESPONSIBILITIES

User Administration

  • Create, modify, suspend, and deactivate user accounts.
  • Maintain accurate user records and account information.
  • Ensure timely provisioning of system access.
  • Manage user profile updates and account maintenance activities.
  • Support administration of internal and external platform users.

Access Rights Management

  • Assign and revoke user roles and permissions.
  • Ensure access rights are granted according to approved requests.
  • Maintain role-based access control (RBAC) configurations.
  • Enforce segregation of duties and least-privilege principles.
  • Verify access assignments comply with security policies.

User Onboarding & Offboarding

  • Execute user onboarding activities for new employees and external users.
  • Configure required system access according to approved requests.
  • Ensure timely removal of access for terminated or transferred users.
  • Coordinate onboarding and offboarding activities with HR and management.
  • Verify completion of access-related tasks during employee lifecycle events.

Access Review & Compliance

  • Conduct periodic user access reviews.
  • Identify excessive, inappropriate, or unused permissions.
  • Support remediation of access control findings.
  • Maintain evidence of access review activities.
  • Support internal and external audit requests.
  • Assist Information Security and Compliance teams with access-related controls.

Access Issue Resolution

  • Investigate login and authentication issues.
  • Troubleshoot authorization and permission-related problems.
  • Resolve account lockouts and access failures.
  • Support password reset and credential management processes.
  • Coordinate resolution of identity and access management incidents.

Security & Governance Support

  • Ensure compliance with security standards and procedures.
  • Monitor adherence to access control policies.
  • Support implementation of multi-factor authentication controls.
  • Participate in security reviews and operational audits.
  • Escalate suspicious access activities when identified.

Documentation & Reporting

  • Maintain user administration procedures and work instructions.
  • Document access management processes.
  • Prepare user access and permission reports.
  • Maintain audit records of user administration activities.
  • Support compliance reporting and regulatory reviews.

JOB REQUIREMENTS

Education

  • Bachelor’s degree in Information Technology, Computer Science, Information Security, Business Information Systems, or related field.

Required Experience

  • 2+ years of experience in system administration, user administration, access management, or IT operations.
  • Experience managing user accounts and permissions in enterprise systems.
  • Experience supporting production business applications.
  • Experience participating in audit or compliance reviews is advantageous.

Experience in banking, financial services, securities, or fintech environments is considered a strong advantage.

Technical Skills

User & Access Management

Experience with:

  • User account administration
  • Role-based access control (RBAC)
  • Access provisioning and deprovisioning
  • Permission management
  • Segregation of duties controls

Authentication & Security

Understanding of:

  • Multi-Factor Authentication (MFA)
  • Password management
  • Identity lifecycle management
  • Access control principles
  • Information security fundamentals

Platforms & Tools

Experience with:

  • Web-based business applications
  • Microsoft Office
  • Ticketing systems
  • User management consoles

Experience with the following is advantageous:

  • WSO2 Identity Server (or similar product)
  • Active Directory
  • Azure Active Directory / Microsoft Entra ID
  • Single Sign-On (SSO)
  • OAuth2 / OpenID Connect
  • LDAP

Reporting & Analysis

Ability to:

  • Review user permissions
  • Analyze access assignments
  • Prepare access review reports
  • Investigate access anomalies

Required Competencies

Attention to Detail

  • High level of accuracy when assigning permissions.
  • Strong focus on compliance and control requirements.
  • Ability to identify inappropriate access rights.

Security Awareness

  • Understanding of information security principles.
  • Awareness of insider threat risks.
  • Commitment to least-privilege access management.

Communication

  • Ability to work effectively with business users and technical teams.
  • Ability to explain access policies and procedures.
  • Ability to document activities clearly.

Accountability

  • Strong ownership of access control processes.
  • Ability to handle sensitive information confidentially.
  • Consistent adherence to security procedures.

Success Indicators

The System Administration & Access Management Specialist will be considered successful when:

  • User onboarding and offboarding activities are completed within agreed timelines.
  • Access rights accurately reflect business responsibilities.
  • Periodic access reviews are completed on schedule.
  • Audit findings related to access management are minimized.
  • Access-related incidents are resolved efficiently.
  • Segregation of duties and least-privilege principles are consistently maintained.
  • Unauthorized or excessive access is proactively identified and remediated.

Preferred Experience

Experience supporting any of the following environments is considered beneficial:

  • Banking systems
  • Securities trading platforms
  • Securities depository systems
  • Identity and Access Management (IAM) solutions
  • Regulatory and compliance-controlled environments
  • Multi-factor authentication platforms
  • Single Sign-On environments

APPLY NOW

Interested candidates are invited
to send a cover letter and CV to Wing at: jobs@wingbank.com.kh
Are you ready to be part of Wing? There are a number of rewarding career options available. Successful applicants receive a competitive salary based on work experience, education, and potential. Employees can also expect a yearly raise and bonus, and enjoy benefits like access to a 24-hour hospital, surgical and personal accident insurance, good working conditions, and human resources policies in compliance with the Cambodian Labor Law.
Apply Now