Chi tiết công việc Senior IT System Administrator tại Gradion
CORE RESPONSIBILITIES
System Administration & Infrastructure
- Identity & Access Management: Manage and maintain Microsoft Active Directory (AD) and integrated SSO solutions.
- MDM Ownership: Architect and oversee Mobile Device Management (MDM) policies across a heterogeneous environment comprising Windows, macOS, and Linux.
- Cloud & Domains: Administer Google Workspace at the Enterprise level.
- Cloud Infrastructure: Provide baseline support and monitoring for AWS environments (EC2, S3, IAM, Route 53).
- Network Management: Oversee office networking hardware (Firewalls, Switches, APs), VPNs, and SD-WAN configurations.
Security & Compliance
- Endpoint Protection: Deploy and manage enterprise-grade Antivirus/EDR solutions across all endpoints.
- Patch Management: Ensure 100% compliance on OS and third-party software updates.
- Audit Readiness: Maintain comprehensive documentation for IT assets, network diagrams, and security protocols.
- ISO 27001 Compliance: Uphold and support ongoing ISO 27001 certification requirements.
Service Desk Excellence
- Escalation Support: Serve as the final escalation tier for complex internal technical issues.
- Process Improvement: Refine ticketing workflows and build a comprehensive internal Knowledge Base.
- Onboarding/Offboarding: Automate the full lifecycle of employee hardware provisioning and software access management.
TECHNICAL REQUIREMENTS
- Operating Systems: Expert-level proficiency in Windows Server, macOS, and Linux (Ubuntu/Debian/RHEL).
- Directory Services: Deep experience with Active Directory, Group Policy (GPO), and Azure AD/Entra ID.
- SaaS & Cloud: Advanced Google Workspace administration and foundational AWS knowledge.
- Networking: Strong grasp of TCP/IP, DNS, DHCP, VLANs, and Firewall management.
- Security: Hands-on experience with EDR tools and MDM platforms.
SOFT SKILLS & QUALIFICATIONS
- Experience: 5+ years in IT operations, with at least 2 years in a Senior or Lead capacity.
- Service Mindset: Even at a senior level, you understand that internal stakeholders (employees) are the priority.
- Communication: Ability to translate complex technical concepts into clear, plain language for non-technical audiences.
- Problem Solver: A "find a way or make one" approach to technical roadblocks.
