System Administrator

• Posting Date: 23/04/2025
• Ref: ITKSA68
• Position: System Administrator
• Location: KSA
• City: Riyadh
• Sector: IT Services
• Years of Experience 4-5 years
• Qualification: Bachelor’s degree in computer science, software engineering or a related field
• Salary: Package SAR 13-15K
• Workdays:
• Description:

  Key Responsibilities

  • Office 365 & Exchange
    • Administer Office 365 tenant: licensing, security, compliance, and user management
    • Deploy and support Exchange environments (on‑premises and online hybrid)
    • Migrate mailboxes between on‑premises Exchange and Exchange Online
  • Microsoft Teams & Phone System
    • Configure and manage Microsoft Teams collaboration features
    • Implement and maintain Teams Phone System (Direct Routing, Calling Plans, voice routing policies)
    • Troubleshoot voice quality, call routing, and integration with SBCs
  • Active Directory & Identity Services
    • Administer on‑premises Active Directory: user/computer accounts, GPOs, OU design
    • Implement and support Azure AD Connect, conditional access, and hybrid identity
    • Manage DNS and DHCP services for internal networks
  • Certificate Authority & PKI
    • Deploy and maintain Microsoft Certificate Authority (AD CS)
    • Issue and manage digital certificates for servers, devices, and applications
    • Automate certificate enrollment and renewal processes
  • Network & Infrastructure Basics
    • Support core network services: DNS, DHCP, IPAM
    • Monitor and optimize infrastructure performance and availability
    • Collaborate on network design, firewalls, VPNs, and load balancing
  • Security & Compliance
    • Implement security best practices: MFA, Conditional Access, Security Center
    • Assist with ISO/IEC 27001, NIST, or other compliance requirements
    • Apply patches, updates, and configuration hardening
  • Documentation & Support
    • Create and maintain system architecture diagrams, runbooks, and SOPs
    • Provide Tier 2/3 support for escalated incidents and service requests
    • Conduct knowledge transfers and training for junior staff and clients

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  Qualifications

  • Experience: 4–5 years in a Microsoft‑centric system administration role
  • Certifications (preferred):
    • Microsoft Certified: Azure Administrator Associate
    • Microsoft 365 Certified: Enterprise Administrator Expert
    • MCSA: Windows Server
  • Technical Skills:
    • Office 365 tenant administration, Exchange on‑premises & Online
    • Microsoft Teams & Teams Phone System
    • Active Directory, DNS, DHCP, Group Policy
    • Microsoft Certificate Services (AD CS)
    • Familiarity with Azure AD, Intune, and Azure infrastructure
  • Soft Skills:
    • Excellent problem‑solving and troubleshooting abilities
    • Strong written and verbal communication (English and Arabic)
    • Client‑focused, proactive, and team‑oriented
  More