System Administrator Engineer

About the role

Onyxes Technologies Ltd., an ICT company delivering multi-project infrastructure solutions for enterprise and government clients, is looking for a System Administrator to ensure the stability, performance and security of IT systems across client environments. The role owns operations end-to-end and offers growth into a senior technical contributor.

Key responsibilities

• Administer and maintain servers, virtualization platforms (Sangfor HCI, VMware, Hyper-V) and storage arrays.
• Manage Veeam backup jobs, repositories and disaster recovery runbooks, and run regular restore tests.
• Administer Active Directory, Group Policy, DNS, DHCP and Windows Server roles.
• Manage SQL Server instances: backups, maintenance plans and access control.
• Deploy and maintain endpoint fleets: imaging, MDM enrollment, asset tracking and software packaging.
• Configure security settings, access permissions and endpoint protection.
• Develop PowerShell scripts to automate routine administration and reporting.
• Monitor infrastructure health via SolarWinds and respond to alerts within SLAs.
• Document procedures, configurations and troubleshooting guides, and enforce change control.
• Collaborate with vendors and cross-functional teams, and mentor junior staff.

Required profile

• Bachelor's degree in IT, Computer Engineering or a related field (required); Master's preferred.
• 4-7 years of hands-on system administration in enterprise or government environments.
• Proven experience with server virtualization (Sangfor HCI, VMware or Hyper-V).
• Hands-on experience with Veeam B&R, including DR planning and recovery testing.
• Intermediate data center networking knowledge (VLANs, switching, storage networking).

Required skills

• Windows Server, Active Directory, DNS, DHCP and Group Policy.
• Enterprise storage administration (SAN, LUN management, RAID, multipath).
• PowerShell scripting (required); Python or Bash a plus.
• Preferred: SolarWinds NMS administration, Data Domain or enterprise NAS/SAN storage administration, and experience in multi-project ICT delivery.

Certifications such as MCSE/MCP, VMCE, Sangfor HCI Admin, CompTIA Server+ and ITIL Foundation v4 are preferred.