Note: The job is a remote job and is open to candidates in USA. The AES Group is a premier technology staffing and services company that delivers innovative technology solutions. They are hiring a System Administrator (Infrastructure & Operations) to maintain and enhance a global IT ecosystem, ensuring system stability and driving improvements across infrastructure and operational processes.

Responsibilities

• Administer and support Windows Server environments, Active Directory, and Group Policy
• Manage and troubleshoot Microsoft 365 (O365) including user provisioning, Exchange Online, and licensing
• Support Azure AD / Entra ID, identity access management, and hybrid environments
• Oversee patch management, system updates, and endpoint compliance
• Collaborate on VoIP systems (8x8 or similar) including configuration and issue resolution
• Assist in managing network-integrated services (DNS, DHCP, VPN, firewalls in coordination with network team)
• Support security tools such as Zscaler, Proofpoint, and endpoint protection platforms
• Maintain and optimize virtualized environments (VMware/Hyper-V)
• Participate in data center operations, backups, and disaster recovery processes
• Drive documentation and process improvement across IT operations
• Act as escalation point for Tier 2/3 issues from helpdesk

Skills

• 5+ years of experience in System Administration (Windows-focused)
• Strong experience with: Active Directory & Group Policy
• Strong experience with: Microsoft 365 / Exchange Online
• Strong experience with: Azure AD / identity management
• Experience with VoIP systems (8x8, Teams Voice, etc.)
• Familiarity with endpoint management and patching tools
• Exposure to networking fundamentals (DNS, DHCP, VLANs, VPNs)
• Experience with security platforms (Zscaler, Proofpoint, or similar)
• VMware or Hyper-V administration
• Backup solutions (Veeam or similar)
• Experience working in hybrid cloud environments
• Strong troubleshooting and root cause analysis skills
• Ability to work in a fast-paced, globally distributed environment
• Excellent communication and documentation skills

Company Overview

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