Network Security Engineer - Contract

Esoftlabs; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Esoftlabs seeks a Network Engineer to support and optimize enterprise network infrastructure across campus, WAN, SD-WAN, wireless, and cloud environments. The role emphasizes high availability, performance, and reliability with a focus on automation and operational excellence.

You will monitor and troubleshoot routing, switching, SD-WAN, VPN, and wireless technologies; collaborate with vendors and service providers; and contribute to incident management and continuous improvement initiatives.

Qualifications

• Bachelor's degree in CS/IT/Engineering or equivalent practical experience.
• 7+ years of experience supporting enterprise network environments.
• Expertise in Cisco Routing & Switching, BGP/OSPF, TCP/IP, DNS, DHCP, QoS.
• Proficient with SD-WAN (Velocloud), Meraki wireless, VPN and WAN connectivity.
• F5 Load Balancer experience; familiarity with network monitoring tools (Wireshark, tcpdump, Dynatrace, SolarWinds).

Responsibilities

• Monitor, maintain, and troubleshoot enterprise network infrastructure across campus, WAN, SD-WAN, wireless, VPN.
• Perform proactive health checks and use monitoring tools to ensure stability.
• Investigate incidents, conduct root cause analysis, and implement preventive solutions.
• Collaborate with vendors, ISPs, and cross-functional teams to address connectivity and service issues.
• Drive continuous improvement to reduce outages and MTTR.
• Develop automation and scripting to streamline operations.
• Participate in on-call support and maintain operational documentation.

Skills

Routing & Switching

SD-WAN

Wireless Technologies

WAN/VPN Troubleshooting

BGP/OSPF/TCPIP

VLANs/EtherChannel

F5 Load Balancer

Network Monitoring

ServiceNow ITSM

Incident/Change/Problem/Config Mgmt

Wireshark

Education

Bachelor's degree in Computer Science/IT/Engineering

Tools

Cisco Meraki

VMware Velocloud

Dynatrace

SolarWinds

ServiceNow

Job description

Network Engineer for Operations Support

Position Summary

We are seeking a skilled Network Engineer to support and optimize enterprise network infrastructure, ensuring high availability, performance, and reliability across campus, WAN, SD-WAN, wireless, and cloud environments. The ideal candidate will bring strong technical expertise in networking technologies, proactive problem-solving skills, and a passion for automation and operational excellence.

Key Responsibilities

• Monitor, maintain, and troubleshoot enterprise network infrastructure, including routing, switching, SD-WAN, wireless, WAN, and VPN technologies.
• Perform proactive health checks and leverage monitoring tools to ensure network stability and performance.
• Investigate and resolve network incidents, conduct root cause analysis, and implement preventive solutions.
• Collaborate with vendors, ISPs, and cross-functional teams to address connectivity and service issues.
• Drive continuous improvement initiatives to reduce outages and improve Mean Time to Resolution (MTTR).
• Develop automation and scripting solutions to streamline operations and eliminate repetitive tasks.
• Participate in on-call support, able to handle Bridge calls as part of critical incidents troubleshooting and maintain operational documentation.

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent practical experience.
• 7+ years of experience supporting enterprise network environments.
• Strong hands-on expertise in:
• Cisco Routing & Switching
• BGP, OSPF, TCP/IP, DNS, DHCP, QoS
• VLANs, STP, EtherChannel, LACP
• SD-WAN (VMware Velocloud preferred)
• Enterprise Wireless Technologies (Cisco Meraki)
• WAN, VPN, and Internet connectivity troubleshooting
• F5 Load balancer
• Experience with network monitoring and diagnostic tools such as Wireshark, tcpdump, Dynatrace, SolarWinds, or equivalent.
• Strong analytical, troubleshooting, and communication skills.
• Experience working directly with cusCCtomers, vendors, and service providers.
• Strong experience on ITSM Processes and Tools (ServiceNow)
• Incident Mgmt/Change Mgmt/Problem Mgmt/Config Mgmt

Preferred Qualifications

• Certifications: CCNA, CCNP, Any cloud Basic knowledge
• Understanding of network security principles and best practices.

Core Skills

Routing & Switching | SD-WAN (Velocloud) | Wireless Technologies | Network Monitoring | Incident & Problem Management | Network Security | Service-now Tool hands-on