Network Administrator (Onsite)

TEKsystems•Rocky Hill, CT

3d•$40 - $50•Onsite

About The Position

TEKsystems is seeking a Network Administrator to support a public sector client’s Network Engineering team based onsite in Rocky Hill, CT. This is a hands-on role focused on supporting, maintaining, and modernizing enterprise network infrastructure in a government environment. The ideal candidate combines strong technical networking skills with the ability to communicate clearly and professionally with internal teams, customers, and leadership. The position is primarily remote troubleshooting using remote access tools to log into switches and network devices, with minimal travel (approximately 5–15%) for onsite support as needed.

Requirements

CCNA certification or equivalent hands-on networking experience
Strong knowledge of Cisco IOS, Layer 2/Layer 3 switching, and routing protocols (EIGRP, OSPF, BGP)
Experience with Cisco 9800 Wireless LAN Controllers
Experience supporting Enterasys switching platforms
Experience with firewall configuration and network security concepts
Excellent verbal and written communication skills
Ability to translate technical concepts into clear, non-technical explanations

Nice To Haves

Hands-on experience with network monitoring and analysis tools such as WhatsUp Gold and Wireshark
Familiarity with enterprise services including DNS, DHCP, VPN, TACACS+, and IPS/IDS
Experience with APC UPS systems and basic power/network closet infrastructure support
Cradlepoint experience
Experience with Microsoft Excel (basic spreadsheets, documentation, and tracking)
Experience using TrackIt (client helpdesk system) – Remedy project exposure is a plus

Responsibilities

Configure, maintain, and support Cisco routers, switches, firewalls, and Cisco 9800 WLC environments
Provide support and maintenance for Enterasys switching environments
Support network segmentation initiatives and infrastructure modernization projects
Manage IP addressing and subnetting (approximately 50 subnets) with accurate documentation
Troubleshoot complex Tier III network issues and implement long-term, scalable solutions
Monitor and analyze network performance using tools such as WhatsUp Gold and Wireshark; recommend improvements
Ensure compliance with security standards and best practices, including PCI-DSS (preferred)
Perform on-site network assessments, organize network closets, and manage structured cabling (minimal travel)
Troubleshoot issues by remotely logging into switches and network devices
Support disaster recovery planning, testing, and documentation
Mentor junior engineers and contribute to technical initiatives
Present technical information and project updates clearly to non-technical stakeholders and leadership