IT Network Administrator

Previews
Vallejo, United States of America
7 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Intermediate

Job location

Vallejo, United States of America

Tech stack

Wireless LAN
Computer Networks
Dynamic Host Configuration Protocol
Network Address Translation
Disaster Recovery
DNS
Networking Hardware
Virtual Private Networks (VPN)
Network Security
Microsoft Visio
Network Architecture
Networking Cables
Network Diagrams
Network Monitoring
Network Protocols
Open Shortest Path First
Performance Tuning
Remote Access Technology
TCP/IP
Wireshark
Wide Area Networks
Wireless Networks
Network Routers
Computer Networking Systems
Internet Protocol Telephony
Software Troubleshooting
Firewalls (Computer Science)
Documentation System
Information Technology
SolarWinds (Software)
Firewall Services Module

Job description

The Network Administrator is responsible for the installation, configuration, maintenance, monitoring, and support of the organization's network infrastructure, and firewall environments. This role provides day-to-day operational support, troubleshoots network issues, maintains network performance and security, and ensures reliable connectivity for business operations., · Install, configure, maintain, and support network infrastructure, including routers, switches, firewalls, wireless networks, and VoIP systems.

· Monitor network performance, availability, and security to ensure reliable operation.

· Troubleshoot and resolve network, hardware, software, and communication issues.

· Configure and maintain LAN, WAN, WLAN, VPN, and DMZ environments.

· Assist with network equipment installations, upgrades, and maintenance activities.

· Maintain firewall configurations and support network security initiatives.

· Perform routine network monitoring, capacity analysis, and performance optimization.

· Create and maintain network diagrams, documentation, and operational procedures.

· Support backup connectivity and disaster recovery processes for network systems.

· Open, track, and resolve incidents using established ticketing systems.

· Work with vendors and support personnel to resolve technical issues.

· Assist with network cabling, connectivity testing, and infrastructure support.

· Monitor network hardware and software to ensure proper functionality and maintenance.

· Provide technical support to end users and other IT team members.

· Follow established IT policies, procedures, and standard operating practices.

· Perform other duties as assigned.

Requirements

· Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience.

· Minimum of 3 years of experience supporting enterprise network environments.

· Experience with Cisco networking technologies, including routers, switches, wireless networks, VPNs, and firewalls.

· Experience supporting network protocols and services such as TCP/IP, DNS, DHCP, NAT, OSPF, and VPN technologies.

· Experience with network monitoring and documentation tools such as SolarWinds, Wireshark, and Visio.

· Palo Alto firewall experience preferred.

· Knowledge of LAN/WAN networking concepts, network security principles, and troubleshooting methodologies.

· Knowledge of structured cabling technologies, including copper and fiber-optic cabling.

· Strong analytical, troubleshooting, and problem-solving skills.

· Excellent verbal and written communication skills.

· Ability to manage multiple priorities in a fast-paced environment.

· Relevant certifications such as CCNA preferred.

Benefits & conditions

Pulled from the full job description

  • Health insurance
  • Paid time off
  • Vision insurance
  • Dental insurance
  • Life insurance, * Dental insurance
  • Health insurance
  • Life insurance
  • Paid time off
  • Vision insurance

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