[Hiring] System Administrator @The AES Group

Role Description

We are hiring a System Administrator (Infrastructure & Operations) for one of our clients in the technology-driven enterprise space. This role is critical in maintaining and enhancing a global IT ecosystem that spans end-user systems, core infrastructure, and cloud platforms.

You will work closely with cross-functional IT teams to ensure system stability, scalability, and performance, while also driving improvements across infrastructure, identity management, 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

Qualifications

• 5+ years of experience in System Administration (Windows-focused)
• Strong experience with:
  • Active Directory & Group Policy
  • Microsoft 365 / Exchange Online
  • 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)

Preferred Skills

• 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

Benefits

• Work within a globally connected enterprise IT environment
• Exposure to modern cloud and hybrid infrastructure technologies
• Opportunity to lead impactful system improvements and automation initiatives
• Collaborative environment with highly skilled IT professionals
• Hands-on experience across infrastructure, security, and cloud ecosystems