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System Administrator in Windsor, CT at SNI Technology

Date Posted: 1/30/2020

Job Snapshot

Job Description

The System Administrator Engineer assists in the maintenance, upgrades and management of company network hardware including firewalls, switches, hosts and servers. Monitors network performance and diagnoses and resolves issues and performance bottlenecks. Performs routine maintenance and updates on network hardware. Ensures systems meet industry standards for and best practices for configuration, and security. Maintains and monitors network backups. Arranges for ordering and installation of new hardware or replacement of failed hardware.


  • Manage the configuration and operation of network-based operating systems
  • Provide technical support for network hardware and software issues
  • Review server logs and resolve recurring errors and issues. Monitor the systems daily and respond to performance or security concerns
  • Monitor and maintain company firewalls, ITD, and monitoring tools. Review logs and respond to errors, threats and issues
  • Perform routine scheduled maintenance on network hardware including security patches, firmware updates, software updates, and antivirus/malware updates
  • Verify backups of network data. Perform routine test of backup systems including full system restore or rebuild
  • Maintain network addressing scheme and perform address assignment
  • Maintain company Disaster Recovery platform. Monitor replication and perform tests of system
  • Plan and perform upgrades of systems and processes as required for enhanced functionality and security
  • Assist in the rollout of new software programs or software upgrades to servers and client computers
  • Support LANs, WANs, VPNs, Internet, intranet and corporate systems
  • Document system setup and configuration, maintain change logs and network diagrams


  • 3+ years' experience
  • Associate or professional certifications such as Network+, CCNA, or other IT network/systems
  • Experience with virtualized server infrastructures and VMWare 6.0 or higher
  • Experience with Cisco firewalls
  • Knowledge of system vulnerabilities and security issues
  • Experience with Microsoft Network Operating Systems 2012 R2 and above, and Microsoft Active Directory
  • Experience with Backup Software and procedures
  • Experience with Antivirus/malware products
  • Knowledge of Linux