Network Administrator

Network Administrator

The Network Administrator will be responsible for implementing and maintaining secure and reliable network infrastructure across both on-premises and cloud environments.

This role combines traditional networking expertise with skills in AWS networking services, ensuring optimal connectivity, security, and performance for enterprise systems and applications.

Responsibilities & Duties:
 


* Configure, maintain, and optimize on-premises and AWS network components including routers, switches, firewalls, and load balancers.
 


* Implement and manage network security protocols, access controls, and VPN solutions.
 


* Monitor network performance, troubleshoot issues, and perform root-cause analysis for connectivity and latency problems.
 


* Maintain AWS networking environment, including:
 
+ VPC design and management (subnets, route tables, NAT gateways).
 
+ Security Groups and Network ACLs for secure traffic flow.
 
+ Load Balancer configuration and tuning.
 
+ AWS Transit Gateway.
 


* Ensure compliance with security standards and best practices for both on-prem and cloud environments.
 


* Maintain accurate documentation: network diagrams, IP schemas, SOPs, and change records.
 


* Collaborate with TechOps, DBA Services, Security, and other departments to support business continuity and disaster recovery strategies.
 

Requirements:
 


* Bachelor’s degree in Information Technology, Computer Science, a related field, or relevant experience.
 


* 5+ years of experience as a network administrator or in a similar role managing network infrastructure; 2+ years of AWS administration experience.
 


* Proficiency with networking hardware, including routers, switches, firewalls, and wireless technologies.
 


* Experience with network monitoring and diagnostic tools.
 


* Ability to work independently.

Skills & Qualifications:
 

On-Premises Networking:


* Configuration and management of routers, switches, firewalls, and load balancers.
Implementation of VPNs, IDS/IPS, and network segmentation.

AWS Networking:


* VPC architecture and subnetting.
 


* Security Groups, NACLs, and IAM policies for network security.
 


* Elastic Load Balancer setup and optimization.
 


* AWS Transit Gateway, Direct Connect, and hybrid networking solutions.

Tools & Platforms:
 


* Experience with monitoring tools (e.g.

New Relic).
 


* Familiarity with automation (e.g.

CloudFormation, Terraform or Ansible).
 

Certifications (Preferred but not required):
 


* AWS Certified Advanced Networking.
 


* Cisco CCNA/CCNP or equivalent.
 

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