Network Administrator

Harris Computer

4d • $90,000 - $110,000

About The Position

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.

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.
• 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).

Nice To Haves

• AWS Certified Advanced Networking.
• Cisco CCNA/CCNP or equivalent.

Responsibilities

• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level