Information Technology System Administrator

About the role

Master Electronics is seeking an experienced IT Systems Administrator to manage and support its mixed Linux and Windows server environments, VMware infrastructure, and AWS cloud resources. The role ensures that all systems are secure, reliable, and scalable across on‑premises and cloud platforms.

Key responsibilities

• Administer and maintain Linux and Windows servers, including patching, monitoring and performance tuning.
• Manage Active Directory, DNS, DHCP, Group Policy and Entra/O365 services.
• Support VMware virtualization and implement backup and disaster‑recovery strategies.
• Collaborate with Cloud Operations to provision and maintain AWS resources such as EC2, S3, RDS, VPCs and Systems Manager.
• Develop and maintain automation scripts and workflows using PowerShell, Bash, Python, Ansible, Puppet, Chef or Terraform.
• Monitor system performance, troubleshoot incidents and enforce security best practices.

Required profile

• Proven experience in systems administration across Linux, Windows Server, VMware and AWS environments.
• Bachelor’s degree in IT, Computer Science or related field, or equivalent practical experience.
• Relevant certifications (e.g., RHCE, MCSA/MCSE, VCP, AWS SysOps Administrator, AWS Solutions Architect) are a plus.
• Strong problem‑solving, communication and collaboration abilities.

Required skills

• Linux and Windows Server administration
• Active Directory, DNS, DHCP, Group Policy, Entra/O365
• VMware virtualization
• AWS services (EC2, S3, RDS, VPC, Systems Manager)
• Automation tools: PowerShell, Bash, Python, Ansible, Puppet, Chef, Terraform
• Networking fundamentals: TCP/IP, VLANs
• Backup and disaster‑recovery processes