Senior System Administrator - IAM & Security Lead

YTL Digital Bank Berhad (Registration No. 202201037182 (1482879-P); Malaysia; On-site; MYR 120,000 - 180,000; Full time

Job summary

Ryt Bank is seeking a Senior System Administrator to lead IT infrastructure, end-user computing, and security initiatives in Malaysia. The role focuses on stabilising systems, enabling secure access, and driving technology improvements across the organization.

You will manage endpoints, IAM, security controls, and IT operations while mentoring junior staff and delivering strategic projects. The position emphasizes collaboration with security teams and service owners.

Qualifications

• 5–8+ years of experience as a System Administrator or similar senior role.
• Strong expertise in macOS, Windows, and enterprise endpoint management.
• Proficiency in Microsoft 365 and Atlassian tools.
• Deep understanding of IAM concepts and security frameworks.
• Strong networking knowledge (TCP/IP, DNS, DHCP, VLANs, VPNs).
• Excellent troubleshooting, analytical, and communication skills.
• Ability to lead initiatives and mentor team members.

Responsibilities

• Infrastructure, Endpoint & Application Management: Lead administration and optimization of macOS and Windows endpoints across the enterprise. Oversee deployment automation, patch management, and systems hardening.
• Identity & Access Management (IAM): Own IAM strategy, policies, and standards. Lead administration of Microsoft Entra ID including SSO, SCIM provisioning, MFA, and Conditional Access.
• IT Security & Compliance: Manage endpoint security platforms including Windows Defender. Oversee email and collaboration security including phishing protection.
• End-User Support & Office Technology Leadership: Provide Tier 3 escalation for complex issues. Oversee meeting room systems, AV solutions, and conferencing technology.
• Procurement, Asset & Vendor Management: Lead IT procurement strategy and manage SaaS/hardware renewals. Maintain accurate IT asset inventories.
• IT Operations & Project Delivery: Own and enhance onboarding/offboarding workflows. Create and maintain IT documentation, SOPs, and knowledge bases.

Skills

macOS

Windows

Endpoint management

Microsoft 365

Jira

Confluence

Tools

Jamf MDM

Microsoft Entra ID

Defender Endpoint

VPN/Firewall

Job description

Ryt Bank is seeking a Senior System Administrator to lead IT infrastructure, end-user computing, and security initiatives in Malaysia. The role focuses on stabilising systems, enabling secure access, and driving technology improvements across the organization.

You will manage endpoints, IAM, security controls, and IT operations while mentoring junior staff and delivering strategic projects. The position emphasizes collaboration with security teams and service owners.