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Network Systems Administrator

Sspearhead Inc

 

New York, NY, USA

Posted On: 30+ days ago
Experience: 5+ years
Availability: Remote
Openings: 1
Category: Network Systems Administrator
Tenure: Contract - Corp-to-Corp
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Description

Key Responsibilities

  • Install, configure, and maintain network infrastructure including switches, routers, firewalls, and access points.
  • Monitor network performance, availability, and security.
  • Troubleshoot network connectivity, hardware, and system issues.
  • Manage LAN, WAN, VPN, Wi-Fi, DNS, DHCP, and TCP/IP environments.
  • Administer Windows/Linux servers and related infrastructure as required.
  • Manage user access, network accounts, permissions, and security policies.
  • Perform system updates, patches, backups, and routine maintenance.
  • Monitor and respond to network alerts, incidents, and outages.
  • Maintain network documentation, configurations, and asset records.
  • Support IT projects, infrastructure upgrades, and network expansions.
  • Coordinate with vendors and service providers for technical support.
  • Follow IT security, backup, disaster recovery, and compliance procedures.

Required Skills & Experience

  • 3–5 years of experience in network or systems administration.
  • Strong knowledge of TCP/IP, DNS, DHCP, VLANs, VPNs, routing, and switching.
  • Experience with network devices such as Cisco, Fortinet, Aruba, or similar technologies.
  • Knowledge of Windows Server and/or Linux administration.
  • Experience with firewalls, wireless networks, and network monitoring tools.
  • Basic knowledge of network security and troubleshooting methodologies.
  • Good problem-solving and analytical skills.
  • Ability to document technical issues and communicate effectively with users and teams

Education

Bachelor's degree

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