Network Security Engineer

BrothersTech; United States; On-site; USD 90,000 - 140,000; Full time

Job summary

BrothersTech seeks a skilled Network Security Engineer to design, implement, and manage enterprise network security infrastructure across cloud and on-prem environments.

The role covers configuring NGFWs, VPNs, IDS/IPS, and security monitoring, with a focus on network segmentation and Zero Trust principles. Collaboration with SIEM teams and regular vulnerability assessments are required.

Qualifications

• 5+ years of hands-on network security experience.
• Experience designing and implementing NGFWs and VPNs.
• Strong knowledge of IDS/IPS, monitoring, and security policy management.
• Experience securing cloud networks (AWS/Azure/GCP) and on-prem environments.

Responsibilities

• Design, configure, and maintain enterprise network security infrastructure.
• Manage NGFWs including Palo Alto, Fortinet, and Cisco.
• Configure and troubleshoot site-to-site and remote-access VPNs.
• Implement IDS/IPS technologies to detect and prevent threats.
• Monitor network traffic, events, and suspicious activity.
• Perform firewall rule reviews and access control management.
• Implement network segmentation and Zero Trust security.
• Troubleshoot network connectivity and security incidents.
• Work with SIEM teams to investigate alerts.
• Conduct vulnerability assessments and audits.
• Secure cloud networks across AWS, Azure, or GCP.
• Maintain network security documentation and diagrams.

Skills

Network security

Threat detection

Cloud security

Security monitoring

Tools

Palo Alto firewall

Fortinet FortiGate

Cisco firewall

SIEM

Job description

We are seeking a skilled Network Security Engineer to design, implement, manage, and maintain enterprise network security infrastructure. The ideal candidate will have hands-on experience with firewalls, VPNs, intrusion detection and prevention systems (IDS/IPS), network monitoring, and security technologies.

The candidate will be responsible for protecting enterprise networks, identifying vulnerabilities, implementing security controls, and ensuring secure network connectivity across cloud and on-premises environments.

Key Responsibilities

• Design, configure, and maintain enterprise network security infrastructure.
• Manage next-generation firewalls (NGFW), including Palo Alto, Fortinet, and Cisco.
• Configure and troubleshoot site-to-site and remote-access VPN solutions.
• Implement and manage IDS/IPS technologies to detect and prevent network threats.
• Monitor network traffic, security events, and suspicious activities.
• Perform firewall rule reviews, access control, and security policy management.
• Implement network segmentation and Zero Trust security principles.
• Troubleshoot network connectivity and security-related incidents.
• Work with SIEM teams to investigate network security alerts.
• Conduct vulnerability assessments and support network security audits.
• Secure cloud network environments across AWS, Azure, or GCP.
• Maintain network security documentation, diagrams, and operational procedures.