Role: Network Security and Infrastructure Administrator (VMware vSphere)
Location: Cary, NC (Onsite from Day 1)
Job Type: W2 Contract
Project description:
We are seeking a Network Security and Infrastructure Administrator to support on-premises infrastructure operations and ensure systems remain available, secure, and operational for global teams. Focus includes deployment, maintenance, patching, troubleshooting, and operational support of on-premises systems.
General position overview:
The Network Security and Infrastructure Administrator will be responsible for ensuring the security and maintenance of the Client's data centre's network infrastructure. This includes deployment, maintenance, troubleshooting, and lifecycle management of servers, network equipment, and specialized systems. Additionally, the Network Engineer will be required to have experience with VMware vSphere for virtual network management.
Responsibilities:
Design, implement, and maintain network security measures to protect Lenovo's infrastructure
Rack, cable, and deploy infrastructure components including servers, firewalls, and network equipment
Perform hardware installation, upgrades, replacements, and troubleshooting
Administer Windows/Linux systems including patching, updates, and configuration
Support network configuration (IP addressing, VLANs, routing validation)
Manage system access, permissions, and security controls
Execute maintenance, backups, firmware updates, and system upgrades
Troubleshoot across hardware, OS, and network layers
Configure and administer VMware vSphere for virtual network management
Maintain documentation, runbooks, and system inventories
Requirements:
Proven experience in network security and network management
Experience in datacenter or lab environments (racking, cabling, hardware deployment)
Experience with enterprise servers and network equipment
Experience administering Windows and/or Linux systems
Ability to troubleshoot across multiple infrastructure layers
Experience with secure or high-assurance environments
Familiarity with cryptographic systems or specialized security hardware
Basic scripting (PowerShell, Bash)
Experience supporting regulated environments
Proficiency in VMware vSphere for virtual network administration
Strong understanding of network security protocols and best practices
Excellent English communication skills (B2 level)
Solid knowledge of security-related concepts and technologies
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